Barmesa 2AHS Series: The Professional Choice for High-Efficiency Submersible Dewatering

The Barmesa 2AHS series is a premier line of submersible dewatering pumps engineered to deliver professional-grade performance in demanding commercial, utility, and construction environments. Available in a versatile power range of 0.5, 1, and 2 HP, these pumps operate at 3450 RPM to ensure rapid water removal and consistent flow for liquids up to 104°F. By integrating a rugged FC-200 cast iron pump body with a lightweight, heat-dissipating ADC12 aluminum alloy motor housing, the 2AHS series offers a superior balance of structural durability and job-site portability. Whether you require the "A" series model for automatic, set-and-forget operation or a manual unit for active site management, these pumps provide a reliable, high-efficiency solution for handling 1/4" solids in a variety of drainage applications. 

Precision Engineering: The 2AHS Performance Edge

• Advanced Hytrel® Hydraulics: Features an 8-vane, semi-open Vortex impeller crafted from Hytrel® thermoplastic elastomer, specifically designed to resist wear in abrasive dewatering conditions.
• Industrial Double Seal Protection: Equipped with a double mechanical seal in an oil-filled chamber—utilizing carbon-ceramic upper and silicone carbide lower faces—to provide a redundant barrier against moisture and ensure maximum motor security.
• Extended-Life Lubricated Bearings: Includes single-row ball bearings that are permanently oil lubricated for up to 60,000 hours of work, expertly designed to manage both radial and axial loads.
• Continuous-Duty Rated Motor: Powered by a dry-type submersible motor featuring Class B insulation and a thermal protector in the winding, rated for continuous duty in both single and three-phase configurations.
• Versatile Discharge & Handling: Comes standard with a 2" NPT vertical discharge (adapter included) and a high-strength Nylon 6 handle for easy deployment and positioning.

Hybrid Construction for Durability and Portability

The Barmesa 2AHS series utilizes a sophisticated hybrid material design to provide maximum site longevity without excessive weight. The pump body and oil chamber are cast from high-strength FC-200 cast iron, providing a rugged, vibration-dampening foundation that withstands heavy-duty use in demanding environments. Complementing this strength is an ADC12 aluminum alloy motor housing, which offers superior heat dissipation properties while keeping the unit lightweight and portable for easy deployment across various job sites.

High-Performance Hytrel® Vortex Hydraulics

Engineered for high efficiency in abrasive dewatering environments, the 2AHS features an advanced 8-vane, semi-open Vortex impeller. This critical component is manufactured from Hytrel® thermoplastic elastomer, a material specifically chosen for its exceptional resilience against wear from sand and grit that would typically erode standard impellers. This design allows the pump to manage 1/4" solids reliably while maintaining peak flow rates through its 2" NPT vertical discharge.

Professional-Grade Double Mechanical Seal Protection

To ensure ultimate motor integrity and prevent costly downtime, the 2AHS series is equipped with a professional-grade double mechanical seal system housed in an isolated, oil-filled chamber. The sealing faces utilize a combination of carbon-ceramic for the upper part and silicone carbide for the lower part, providing a redundant, high-durability barrier against moisture ingress. This robust sealing strategy is supported by 304 series stainless steel hardware and nitrile rubber O-rings to ensure long-term leak protection.

Engineering Resilience into Every Process

In the demanding world of chemical processing and industrial fluid transport, reliability isn’t just a goal—it’s a requirement. The 911 Series represents a premier line of centrifugal process pumps specifically engineered to meet and exceed rigorous ANSI B73.1 standards. By combining horizontal suction, vertical discharge, and a high-efficiency open impeller design, the 911 Series ensures that facilities maintain peak uptime even when faced with the most aggressive corrosive and abrasive challenges.

A Global Standard for Industrial Reliability

The 911 Series is built upon the foundation of precision established by the American National Standard Institute (ANSI). By adhering to these strict criteria for dimensions, chemical composition, and safety, this series ensures superior interchangeability with existing infrastructure.

Whether the task is replacing a single unit or upgrading an entire production line, the 911 Series features a "back pull-out" design. This allows maintenance teams to remove the power end for service without disturbing the volute, piping, or motor alignment—significantly slashing labor hours and protecting the bottom line.

Performance Specifications

Designed for maximum versatility, the 911 Series covers a massive range of operating conditions to suit nearly any industrial duty point:

• Flow Capacities: Up to 4,000 GPM

• Total Dynamic Head: Up to 670 ft

• Operating Temperatures: Up to 350 °F (177 °C)

• Maximum Pressure: Up to 285 PSIG

Built for the Toughest Industrial Environments

From automotive manufacturing to pharmaceutical processing, the 911 Series serves as the workhorse of modern industry. Leveraging over 60 years of manufacturing heritage, these pumps are built to handle:

• Corrosive Chemicals: Available in high-grade 316 Stainless Steel and CD4MCu materials for long-term survival in reactive environments.

• Abrasive Slurries: Designed with a fully open impeller that prevents clogging and manages suspended solids with ease.

• High-Heat Applications: Engineered for thermal stability through advanced cooling plans and high-capacity oil sumps that dissipate heat away from critical bearings.

The Economic Edge: Redefining Total Cost of Ownership

In the process industry, the "sticker price" is only one part of the equation. Many legacy manufacturers offer a low initial purchase price only to recoup their margins through exorbitant, proprietary spare parts. The 911 Series disrupts this model by offering:

• Optimized Operating Costs: High-efficiency hydraulics reduce energy consumption, while competitive component pricing lowers long-term maintenance spend.

• Universal Compatibility: Parts are 100% interchangeable with thousands of existing ANSI pumps on the market. This gives operators the freedom to maintain their fleet without being locked into a single, high-priced vendor.

• Rapid Service Cycles: Due to the standardized design and high availability of components, facilities can often resume operations in hours rather than waiting weeks for proprietary lead times.

Versatile Solutions for Critical Sectors

The 911 Series is a global workhorse, currently providing lasting service in the world’s most demanding sectors. It remains the preferred choice for:

• Automotive & Textile Manufacturing: Efficiently handling process fluids and cooling water.

• Food & Beverage Processing: Managing liquids with suspended solids and varying viscosities while maintaining flow integrity.

• Pulp, Paper, & Chemical Refining: Resisting the corrosive nature of process liquors and aggressive acids.

• General Industrial Services: Providing a dependable solution for drainage, high-volume water transport, and site utilities.

Pump Kits avaialble for all Barmesa pumps. Keep your pump running strong with simple maintennce repair kits for all types. Motor kits available as well as Submersible dewatering pump kit options.

BCS & BCSF Series 316 Stainless Steel Pumps: High-Performance Corrosion Resistance

In industrial fluid transfer, reliability is dictated by material compatibility. The BCS and BCSF Series represent a premier line of centrifugal pumps constructed from AISI 316 stainless steel. These pumps are engineered to provide an elevated level of chemical resistance and structural longevity, making them the definitive choice for the most rigorous chemical processing, pharmaceutical manufacturing, and food and beverage applications. When your facility demands the highest standards of hygiene, chemical neutrality, and hardware durability in the face of aggressive media, the BCS and BCSF Series offer the specialized metallurgy required for relentless performance.

Versatile Engineering & Industrial Performance

The BCS/BCSF series is designed to adapt to a massive variety of industrial duty points, from high-pressure cleaning to low-speed circulation. By offering both 1750 and 3500 RPM configurations, these pumps allow operators to select the perfect balance between high-velocity fluid transfer and lower-speed, high-efficiency operation that minimizes mechanical wear.

• Horsepower Range: 0.5 HP to 25 HP for precise system scaling.

• Max Temperature: Handles extreme heat up to 250 °F (121 °C).

• Max Working Pressure: Up to 175 PSIG (BCS) and 130 PSIG (BCSF).

• Connection Standards: Features NPT horizontal suction (ranging from 1¼" to 3") and NPT vertical discharge (1" to 2") for easy integration into existing pipe networks.

Defining the Difference: BCS vs. BCSF

While both series share a rugged AISI 316 stainless steel foundation, they are hydraulically optimized for different fluid types and system demands:

• The BCS Series (Open Impeller): Designed for maximum versatility, the BCS features an open impeller capable of handling spherical solids up to 3/8" in diameter. This makes it the ideal choice for effluent transfer, wash-water, or any application where the fluid may contain light industrial debris.

• The BCSF Series (Closed Impeller): Built for high-efficiency liquid transfer, the BCSF utilizes a precision-engineered closed impeller. This configuration is optimized for clean liquids, providing superior head and flow characteristics for pressure boosting, chilled water circulation, and high-volume chemical transfer.

Why 316 Stainless Steel is Essential

In chemical and food-grade applications, the metallurgy of the BCS and BCSF provides significantly better resistance to pitting and corrosion than standard alloys. By utilizing AISI 316 for all wetted parts, including the body, seal plate, and shaft sleeve, these pumps prevent the internal degradation that leads to premature failure. Combined with high-grade Viton® elastomers and silicon-carbide seal faces, these pumps are built to withstand aggressive media, industrial solvents, and rigorous washdown chemicals without compromising the purity of the process fluid.

Critical Market Applications

The BCS/BCSF Series is a valuable asset in operations where cleanliness and equipment life are paramount. These pumps are the preferred choice for:

• Pharmaceutical & Chemical: Non-contaminating transfer of high-purity, reactive, and corrosive fluids.

• Food & Beverage Processing: Ideal for ingredient water supply, bottling, and clean-in-place (CIP) washdown cycles.

• Water Supply & Treatment: Handling deionized water, reverse osmosis systems, and municipal water supply.

• General Industrial Services: Providing reliable circulation for chillers, hot water systems, and bulk liquid transfer stations.

BES Series Frame-Mounted Centrifugal Pumps: Engineering Strength for High-Capacity Water Systems

Reliability in large-scale fluid transfer is built on a foundation of structural integrity and mechanical precision. The BES Series is a premier line of heavy-duty, frame-mounted centrifugal pumps specifically engineered to handle the rigorous workloads of industrial, agricultural, and commercial water systems. Designed to facilitate consistent performance in high-volume HVAC circulation, large-scale irrigation, and municipal water supply, the BES Series combines rugged cast iron construction with precision-balanced internal components to ensure effective operation under the most demanding continuous-load conditions.

High-Performance Capability & Technical Specs

The BES Series is built for extreme versatility, offering several distinct configurations to handle varied flow requirements and complex piping architectures. Whether you are managing a cooling tower loop or a commercial irrigation network, the BES provides the necessary power:

• Suction Sizes: 2½" up to 5" (ANSI Flange & NPT options)

• Discharge Sizes: 2" to 4" (Configurable in multiple orientations)

• Max Liquid Temperature: Up to 225 °F (107 °C) continuous

• Solids Handling: Enclosed impellers capable of passing spheres up to 0.75"

• Industrial Build: Heavyweight construction ranging from 150 lb to 270 lb to ensure stability and vibration damping.

Engineering Advantages for Professionals

The BES Series is distinguished by its Frame-Mounted Pedestal and Back Pull-Out Design. These features are critical for facilities that prioritize uptime and low maintenance costs.

• Maintenance Without Disruption: The back pull-out design allows the rotating assembly to be removed for service without disturbing the suction or discharge piping, significantly reducing labor hours.

• Adaptive Piping Integration: Most models feature a discharge that can be placed in four distinct locations (and up to eight on the 4030HCU model), allowing the pump to adapt to your facility’s existing infrastructure.

• Precision Dynamics: Every impeller is dynamically balanced to ISO G6.3 standards, which significantly reduces radial loads and vibration, thereby extending the life of the grease-lubricated ball bearings and the mechanical seal.

Primary Market Applications

The BES Series offers the durability and high-volume capacity required for critical infrastructure:

• HVAC & Building Services: High-efficiency circulation for chilled water, heating loops, and condensed water systems.

• Agricultural Irrigation: Reliable, high-head water transport for crop management and large-scale farming.

• Industrial Process Water: General service water, cooling towers, and process fluid transfer in manufacturing plants.

• Municipal Infrastructure: Pressure boosting, water distribution, and utility services for commercial developments.

Barmesa BP Series: Submersible Dewatering Reliability for Everyday Drainage Systems

In drainage environments, the pump must act as a dependable driver of water removal, activating precisely when rising levels threaten structural integrity or operational downtime. The Barmesa BP Series is engineered for these conditions, using a compact submersible design that delivers consistent dewatering performance in basements, utility rooms, pits, and light‑industrial drainage systems. Built from corrosion‑resistant materials and powered by a sealed motor architecture, the BP Series ensures groundwater, runoff, and nuisance water are removed quickly, quietly, and reliably.

By merging a streamlined hydraulic profile with automatic float‑switch logic, the BP Series keeps residential and commercial drainage systems operating without interruption.

Hydraulic Stability Designed for Clean Water and Light Waste Transfer

The BP Series is built around a smooth, efficient impeller geometry that maintains stable flow in clear water and lightly contaminated drainage environments. Its submersible configuration eliminates priming concerns, while the balanced hydraulic passage reduces turbulence and mechanical strain.

This design allows the BP Series to deliver predictable performance in sump basins, utility pits, and drainage wells where reliability and quiet operation matter.

• Efficient Impeller Geometry — Engineered for clean water and light solids, ensuring dependable lift and flow.
• Low‑Vibration Operation — Balanced rotating assemblies protect bearings and seals from premature wear.
• Compact Basin Compatibility — Fits standard residential and commercial sump basins without modification.

Sealed Motor Architecture: Protecting Performance Underwater

At the core of the BP Series is a fully sealed motor designed to operate submerged for extended periods. The motor housing prevents moisture intrusion, while thermal overload protection (on select models) safeguards the pump during abnormal operating conditions.

High‑quality elastomers and corrosion‑resistant hardware maintain sealing integrity under continuous duty, ensuring the pump remains reliable even in moisture‑heavy environments.

A lift‑out design allows the pump to be removed easily for inspection or service, reducing downtime and simplifying maintenance routines.

Material Strength Built for Long‑Term Drainage Reliability

The BP Series is constructed from corrosion‑resistant materials that withstand constant exposure to water, sediment, and humidity. Its rugged housing provides vibration damping and structural stability, while replaceable float switches and wear components extend the pump’s operational life.

A protective exterior finish reinforces the pump’s durability, ensuring it maintains factory performance levels in basements, utility rooms, and commercial drainage pits.

Motor Logic That Drives Automatic Dewatering

A sump pump’s value is defined by how reliably it activates when water rises. The BP Series is available in both automatic and manual configurations, allowing installers to match the pump to the specific needs of the drainage system.

• Automatic Float‑Switch Activation — Provides hands‑free operation based on water level.
• Manual Control Options — Suitable for portable or temporary dewatering applications.
• Continuous‑Duty Motor Design — Engineered for long run cycles in demanding drainage environments.

Barmesa BSP Series: Self-Priming Excellence for Versatile Fluid Transfer

Engineered for Efficiency: The BSP Advantage

When rapid deployment and reliable self-priming are essential, the Barmesa BSP series stands as the definitive solution for residential, commercial, and industrial applications. These pumps are specifically designed to pump fluids efficiently without external aid, making them an ideal fit for confined spaces and high-density installation needs. By offering both close-coupled and frame-mounted configurations, Barmesa provides a scalable, high-performance platform that ensures your circulation, boosting, and fluid transfer operations remain seamless and trouble-free. 

Unmatched Hydraulic Resilience

Reliability in fluid transfer requires a hydraulic design that can handle more than just clean water. The BSP series is engineered with a rugged internal assembly designed to maintain peak performance in demanding environments.

• Dynamic Balancing: Features a 2-vane, open, trash-type impeller crafted from ASTM A-48 Class 30 cast iron that is dynamically balanced for smooth, vibration-free operation.

• High-Temperature Capability: Built to handle challenging thermal environments, these units are rated for maximum liquid temperatures up to 160°F (71°C).

• Versatile Suction/Discharge: Available in multiple NPT female sizes, including 1.5", 2", and 3", to accommodate various piping requirements and flow capacities. 

Industrial Seal and Motor Protection: Precision Engineering

The core of the BSP range is built on long-term component integrity and motor security. Barmesa utilizes premium materials to ensure the pump survives continuous use in harsh conditions.

• Self-Lubricating Seal: Equipped with a mechanical, self-lubricated seal system featuring a ceramic stationary part and a carbon ring seal, backed by a stainless steel spring and Buna-N elastomer.

• Heavy-Duty Motor Options: Available with Open Drip Proof (ODP) or TEFC motors in both single and three-phase configurations, operating at a high-speed 3450 RPM.

• Integrated Check Valve: Features a robust neoprene flap check valve with steel reinforcement to maintain prime and prevent backflow during intermittent operation. 

Rugged Construction for Longevity

High-performance equipment should be built to last with minimal intervention. The BSP series incorporates industrial-grade materials from the body to the bearings to maximize total site uptime:

• Cast Iron Durability: The pump volute, body, and intermediate (or pedestal) are all cast from ASTM A-48 Class 30 iron, providing a heavy-duty, corrosion-resistant foundation.

• Precision Bearing Design: Frame-mounted models utilize single-row, ball, grease-lubricated bearings at both the drive and pump ends for superior shaft support.

• Corrosion-Resistant Hardware: Constructed with 416 series stainless steel shafts (or general stainless steel) and steel/stainless steel hardware for lasting reliability in wet environments.

BVL Vertical In-Line Pumps: High-Capacity Performance in a Compact Footprint

In modern industrial and commercial facilities, floor space is a premium resource. The BVL Series Vertical In-Line Pump is engineered to provide high-capacity fluid handling while occupying a fraction of the footprint required by traditional horizontal pumps. By utilizing a sophisticated vertical design with same-size suction and discharge connections, the BVL Series integrates directly into existing pipelines, eliminating the need for complex foundations and the labor-intensive requirements of field alignment.

High-Performance Capability

The BVL Series is built to move massive volumes of water with precision and long-term reliability. Whether your system requires low-pressure circulation or high-head delivery, these specifications ensure a broad operational spectrum for nearly any commercial or industrial duty point:

• Flow Capacities: Up to 12,000 GPM

• Total Dynamic Head: Up to 560 ft

• Horsepower Range: 1 HP up to 250 HP

• Discharge Sizes: 1.5" up to 13"

• Working Pressure: 175 PSIG

• Temperature Rating: Continuous operation up to 194 °F

Choosing a vertical in-line configuration provides several critical advantages for facility managers and mechanical engineers. By moving the motor above the pump end, these pumps typically require up to three times less space than a horizontal split-case pump, allowing for more compact and efficient mechanical room designs. Because the pump is supported directly by the piping, it naturally avoids the shaft misalignment issues that frequently compromise base-mounted equipment due to settling or thermal expansion.

Key Mechanical Benefits:

• Factory-Set Alignment: The rigid vertical design ensures the motor and pump remain perfectly coupled, removing the requirement for specialized laser alignment during installation.

• Quiet, Balanced Operation: Every unit features a fully enclosed, dynamically balanced impeller. This ensures silent operation and reduced vibration, which is essential for sensitive building environments.

• Simplified Maintenance Access: The unique split spacer coupling allows all mechanical seal components to be removed for servicing without disturbing the motor or the rest of the pump assembly.

Versatile Solutions for Critical Markets

The BVL Series is a staple in high-demand environments where consistent water circulation is vital to the infrastructure. It serves as a premier solution for:

• HVAC & Climate Control: Precision-optimized for chilled water and condenser loops in large-scale air conditioning systems.

• Industrial Process Water: A dependable choice for service water, cooling towers, and circulation systems in manufacturing environments.

• Wastewater & Utilities: Efficiently manages water transport, chemical effluent processes, and treatment plant circulation.

• Commercial Plumbing: Provides the high-volume water supply and pressure boosting necessary for high-rise residential complexes and institutional utilities.

Barmesa CD Series: End‑Suction Centrifugal Strength for Reliable Water Movement

In water transfer applications, the pump must act as a stable driver of fluid velocity to maintain circulation, irrigation pressure, and system reliability. The Barmesa CD Series is engineered for these demands, using efficient end‑suction centrifugal action to deliver smooth, dependable flow across commercial buildings, agricultural systems, and industrial water loops. Built from heavy‑duty cast iron and powered by close‑coupled motor logic, the CD Series keeps booster systems, irrigation lines, and general water transfer operations running with predictable, trouble‑free performance.

Balanced Hydraulics Built for Continuous Flow Stability

The CD Series is designed to maintain hydraulic consistency even under fluctuating demand. Its end‑suction configuration creates a clean, efficient flow path that minimizes turbulence and mechanical strain. A dynamically balanced impeller ensures vibration‑free rotation, protecting bearings and seals while maintaining the pump’s efficiency profile over long duty cycles.

The result is a centrifugal pump that delivers steady flow, reduced noise, and reliable operation in environments where uptime matters.

• Precision Impeller Geometry — Cast iron impellers shaped for smooth hydraulic passage and dependable pressure output.
• Low‑Vibration Operation — Dynamic balancing protects internal components from premature wear.
• Versatile Flow Capability — Ideal for circulation, irrigation, booster service, and general water movement.

Mechanical Seal Integrity: Protecting the Motor Interface

At the core of the CD Series is a robust mechanical sealing system engineered for continuous duty in commercial and agricultural environments. Ceramic and carbon sealing faces create a durable, low‑friction interface that resists thermal expansion and abrasive wear. High‑quality elastomers maintain sealing integrity under varying temperatures, while a stainless‑steel shaft sleeve protects the motor shaft from corrosion and mechanical scoring.

This sealing architecture ensures long‑term reliability in systems where pumps run for extended periods or cycle frequently.

Industrial‑Grade Materiality: Built for Demanding Water Systems

The CD Series is constructed from ASTM‑grade cast iron to provide a rigid, vibration‑dampening housing capable of withstanding continuous hydraulic load. This heavy‑duty foundation is reinforced with carbon steel hardware and a protective enamel finish, ensuring the pump retains its performance profile even in moisture‑heavy mechanical rooms, agricultural environments, or industrial facilities.

The close‑coupled design eliminates alignment complexity, reduces installation time, and provides a compact footprint ideal for retrofit applications.

Motor Logic That Drives Efficiency and Reliability

A centrifugal pump’s performance is defined by the motor behind it. The CD Series is powered by high‑quality TEFC motors designed for continuous operation in commercial and agricultural systems. These motors deliver stable torque, reduced thermal load, and compatibility with pressure switches, control valves, and booster configurations.

• TEFC Motor Protection — Shields internal components from dust, moisture, and airborne contaminants.
• Multiple Voltage & HP Options — Ensures compatibility with a wide range of installations.
• Close‑Coupled Alignment — Eliminates the need for complex shaft alignment and reduces vibration.

Barmesa Control Panels centralized units are designed to manage and monitor pump operations efficiently. They offer functionalities such as starting, stopping, and adjusting pump speed, as well as monitoring fluid levels, pressure, and other parameters. Essential in various applications like water supply systems, sewage treatment plants, irrigation systems, industrial processes, and building management systems, these panels provide precise control and automation. This ensures efficient and reliable pump performance while reducing the need for manual intervention.

Simplex & Duplex Models

• Simplex CP / 1 ph, 115, 200 & 230 V
• Duplex CP / 1 ph, 115, 200 & 230 V
• Simplex CP / 1 ph, 200/230 V (with start components)
• Duplex CP / 1 ph, 200/230 V (with start components)
• Simplex CP / 3 ph, 200 V
• Duplex CP / 3 ph, 200 V
• Simplex CP / 3 ph, 230 V
• Duplex CP / 3 ph, 230 V

Barmesa Effluent, Sump & Utility Submersible Pumps

The Barmesa Effluent, Sump & Utility Pump Series is designed to provide dependable wastewater, effluent, drainage, and water transfer performance across residential, commercial, agricultural, and light industrial applications. Engineered to efficiently move wastewater containing small solids and suspended materials, these pumps play an important role in septic systems, sump basins, wastewater treatment processes, construction dewatering, and general utility pumping operations.

This family includes the BPEV512, BPSTEP, and SVEN Series pumps, offering horsepower ratings from 0.5 HP to 1 HP, solids handling capabilities up to 1.37 inches, and multiple hydraulic designs to meet varying application requirements.

Versatile Hydraulic Designs & Durable Construction

The series incorporates several impeller technologies to optimize performance for different wastewater and drainage conditions.

Available hydraulic configurations include:

• Vortex impellers for handling suspended solids
• Single-vane enclosed impellers for efficient effluent pumping
• Semi-open vortex impellers for utility and sump applications
• Solids handling up to 1.37" on select models
• 2" discharge connections throughout the product family

These designs help reduce clogging while maintaining efficient liquid movement in wastewater and drainage systems. Barmesa utilizes corrosion-resistant and wear-resistant materials throughout the series to support long service life.

Construction features include:

• Cast iron pump casings and volutes
• Cast iron motor housings
• Stainless steel shafts
• Stainless steel hardware
• Buna-N and NBR elastomers
• Oil-filled motor and seal chambers
• Air-dry enamel protective coatings

The rugged construction helps these pumps withstand continuous use in harsh wastewater and wet-well environments.

Reliable Seal and Motor Protection

Depending on the model, pumps are equipped with either single or double mechanical seal systems operating within oil-filled chambers to help maximize reliability and extend service life.

Key protection features include:

• Single and double mechanical seal configurations
• Carbon ceramic and silicon carbide seal materials
• Permanently lubricated bearings
• Oil-filled motor designs
• Built-in overload protection on single-phase models
• Class B insulation
• IP68 protection on SVEN models

These features help reduce maintenance requirements while protecting critical pump components.

Typical Applications

• Septic tank effluent pumping
• Drain field transfer systems
• Sump pit drainage
• Utility water transfer
• Agricultural wastewater management
• Construction site dewatering
• Light commercial wastewater systems
• Wastewater treatment facilities

Key Benefits

• Solids handling up to 1.37"
• Vortex, semi-open, and enclosed impeller options
• Heavy-duty cast iron construction
• Stainless steel shafts and hardware
• Single or double mechanical seals
• Oil-filled motor protection
• Available automatic float switch operation
• Residential, commercial, and agricultural versatility
• Effluent, sump, and utility pumping capability

The Barmesa Effluent, Sump & Utility Pump Series provides dependable pumping performance, durable construction, and application flexibility for wastewater, drainage, and water transfer systems.

Barmesa HMV Series: Vertical Multistage Precision for High‑Pressure Water Systems

High‑pressure water systems demand a pump that can deliver controlled velocity, stable discharge pressure, and long-term mechanical resilience. The Barmesa HMV Series is engineered for these environments, using a vertical multistage hydraulic assembly to generate elevated pressure through sequential diffuser stages. By combining stainless‑steel wetted components with a compact vertical footprint, the HMV Series keeps commercial booster systems, industrial loops, and filtration circuits operating with consistent, energy‑efficient performance.

Multistage Hydraulics Designed for Dynamic Stability

Where single‑stage pumps struggle to maintain pressure under fluctuating demand, the HMV Series excels by distributing hydraulic work across multiple stainless‑steel stages. Each impeller and diffuser contributes to a controlled velocity increase, producing high head without sacrificing smooth flow or mechanical balance. This design minimizes vibration, protects bearings and seals, and ensures the pump maintains its efficiency profile even under continuous duty.

The stainless‑steel hydraulic stack provides corrosion resistance and dimensional accuracy, allowing the pump to maintain precise pressure output in treated water, process water, and commercial booster applications.

Mechanical Seal Engineering That Protects the Motor Interface

At the heart of the HMV Series is a robust mechanical sealing system designed to withstand continuous operation in demanding water environments. Ceramic and carbon sealing faces create a low‑friction interface that resists thermal expansion and abrasive wear. High‑grade elastomers maintain sealing integrity under elevated temperatures, while a stainless‑steel shaft sleeve shields the motor shaft from corrosion and mechanical scoring.

This sealing architecture ensures long-term reliability, especially in systems where pressure fluctuations and extended run cycles are the norm.

Industrial‑Grade Construction for Demanding Water Systems

The HMV Series is built on a foundation of corrosion‑resistant stainless‑steel components and a rigid vertical motor mount that dampens vibration and maintains alignment. The stacked hydraulic assembly is engineered for structural stability, allowing the pump to handle high discharge pressures without compromising mechanical integrity.

A protective exterior finish shields the housing from moisture and chemical exposure, making the HMV Series suitable for commercial mechanical rooms, industrial filtration systems, and municipal booster installations.

Motor Logic That Drives Efficiency and Control

A multistage pump is only as efficient as the motor powering it. The HMV Series is equipped with high‑efficiency TEFC motors designed for continuous operation in demanding booster and process environments. These motors provide reliable torque delivery, reduced thermal load, and compatibility with variable‑frequency drives for precise pressure control.

Available in multiple horsepower and voltage configurations, the HMV Series integrates seamlessly into commercial booster skids, industrial loops, and municipal pressure systems where energy optimization and operational stability are essential.

Barmesa IA Series: Precision Centrifugal Action for High-Pressure Fluid Management

Engineering High-Pressure Performance into Industrial Loops

In significant pressure scenarios, the pump must act as the precise driver of fluid velocity to maintain system integrity. The Barmesa IA series is engineered to meet these challenges by utilizing efficient centrifugal action to boost fluid pressure for pressurized water systems and industrial processes. By merging heavy-duty ASTM A-48 class 30 cast iron construction with a high-speed range of 1750 and 3500 RPM, Barmesa ensures your booster systems and water transfer operations remain fluid, powerful, and entirely trouble-free.

Balanced Hydraulics Meet Peak Dynamic Efficiency

We don’t believe in compromising between high-volume flow and mechanical stability in high-head applications. The IA series delivers a precise velocity-driven pressure boost while maintaining the structural resilience required for commercial pumping.

• Investment Cast Precision: Features an impeller crafted from ASTM A-48 class 30 cast iron using high-quality investment casting for superior hydraulic accuracy.

• Vibration-Free Operation: Every impeller is dynamically balanced to ensure smooth rotation, protecting bearings and seals from premature mechanical wear.

• Scalable Output: Designed with a versatile power range from 2 up to 125 HP, allowing for a custom fit in medium-to-high pressure environments.

Type 01 Mechanical Sealing: Redefining Leak Protection

At the core of the IA range is a professional-grade Type 01 mechanical seal system designed to survive continuous duty in challenging thermal environments.

• Robust Seal Interface: Utilizes a ceramic stationary part and a carbon ring seal with an integrated exclusion in the rotating part for maximum motor security.

• Thermal Resilience: Equipped with Buna-N elastomers and a stainless steel spring, the sealing system is rated for liquid temperatures up to 160°F (71°C).

• Reinforced Shaft Protection: Employs a dedicated stainless steel shaft sleeve to prevent abrasive wear and corrosion on the primary shaft assembly.

Industrial Grade Materiality: The Longevity Edge

Maintenance shouldn't be a bottleneck for industrial productivity, which is why Barmesa utilizes a high-strength foundation for every IA unit. The volute and intermediate coupling are cast from ASTM A-48 class 30 iron, providing a rugged, vibration-dampening housing that withstands high-pressure discharge loads. This durability is reinforced with carbon steel hardware and a water-based, air-dry enamel finish, ensuring the pump retains its factory performance levels even in moisture-heavy mechanical rooms.

The Power of NEMA Efficiency: Reliable Motor Logic

A quality centrifugal pump is an investment in your facility's energy profile, and the IA series is powered by premium efficiency TEFC electric motors. These high-quality motors are developed in accordance with NEMA standards for frame sizes ranging from 182 JM up to 405 JM, ensuring a universal fit for industrial infrastructure. Available in both 1 and 3 phase configurations at 60 Hz, these motors are specifically optimized for the high flow rates and booster applications required in modern industrial loops.

Barmesa IB Series Close-Coupled End-Suction Centrifugal Pumps

The Barmesa IB Series is a line of close-coupled end-suction centrifugal pumps engineered for water transfer, booster systems, chilled water circulation, industrial fluid handling, and high-flow medium-pressure applications. Available in configurations from 1 HP to 15 HP and operating at either 1750 RPM or 3500 RPM, the IB Series provides efficient performance for commercial, industrial, irrigation, and process water systems.

Designed around centrifugal pumping principles, the IB Series converts impeller rotation into fluid velocity and pressure, making these pumps ideal for applications requiring consistent flow rates, dependable pressure generation, and efficient liquid movement. Available suction sizes range from 2" to 3" NPT, with discharge sizes from 1½" to 2½" NPT, supporting a variety of system requirements.

Engineered for Reliability

The IB Series utilizes heavy-duty materials throughout its construction to provide long service life and dependable operation.

Key construction features include:

• Cast iron volute
• Cast iron intermediate coupling
• Dynamically balanced 304 stainless steel impeller
• Stainless steel shaft sleeve
• Buna-N O-rings
• Mechanical shaft seal
• Carbon steel hardware
• Air-dry enamel protective finish

The 304 stainless steel investment-cast impeller is dynamically balanced to promote efficient hydraulic performance and smooth operation across the pump's operating range.

Premium Efficiency Motor Options

The IB Series is equipped with premium-efficiency TEFC (Totally Enclosed Fan Cooled) motors designed for industrial and commercial pumping systems.

Available configurations include:

• 1-phase and 3-phase models
• 115V, 230V, and 460V options
• 1750 RPM and 3500 RPM designs
• Horsepower ratings from 1 HP to 15 HP
• NEMA JM frame motors

These motor options provide flexibility for a broad range of water transfer and pressurization applications.

Typical Applications

• Water booster systems
• Water transfer systems
• Chilled water circulation
• Irrigation systems
• Commercial building water supply
• Industrial process water systems
• Cooling and heating systems
• General fluid transfer applications

Key Benefits

• Close-coupled end-suction design
• High-flow capability
• Medium-pressure performance
• Stainless steel impeller construction
• Premium-efficiency TEFC motors
• Multiple suction and discharge sizes
• Mechanical shaft seal protection
• Maximum liquid temperature of 160°F (71°C)
• Broad horsepower and voltage selection

The Barmesa IB Series combines efficient hydraulic performance, durable construction, and versatile operating options to provide a dependable centrifugal pump solution for commercial, industrial, and water transfer applications.

Barmesa IC Series: Close‑Coupled Centrifugal Precision for Compact Water Systems

In commercial and industrial water systems, the pump must deliver consistent velocity and dependable flow without demanding excessive installation space or complex alignment. The Barmesa IC Series is engineered for these constraints, using a close‑coupled end‑suction design that merges hydraulic efficiency with a compact footprint. Built from rugged cast iron and paired with precision‑balanced impellers, the IC Series keeps circulation loops, booster systems, and filtration circuits operating with smooth, predictable performance.

By eliminating the need for frame-mounted alignment and reducing mechanical footprint, the IC Series provides a powerful, space‑efficient solution for modern mechanical rooms and industrial skids.

Hydraulic Accuracy Designed for Continuous Flow Performance

The IC Series is built around a clean, efficient hydraulic path that maintains stable flow under varying system demands. Its end‑suction configuration minimizes turbulence, while the dynamically balanced impeller ensures vibration‑free rotation that protects bearings, seals, and motor alignment.

This combination of hydraulic precision and mechanical stability allows the IC Series to deliver reliable performance in circulation loops, cooling systems, and booster applications where uptime is critical.

• Precision Impeller Geometry — Cast iron impellers shaped for smooth hydraulic passage and dependable pressure output.
• Low‑Vibration Operation — Dynamic balancing reduces mechanical wear and extends service life.
• Compact Flow Capability — Ideal for commercial circulation, filtration, and booster service.

Mechanical Seal Engineering That Protects the Motor Interface

At the core of the IC Series is a robust mechanical sealing system designed for continuous duty in commercial and industrial environments. Ceramic and carbon sealing faces create a durable, low‑friction interface that resists thermal expansion and abrasive wear. High‑quality elastomers maintain sealing integrity under elevated temperatures, while a stainless‑steel shaft sleeve protects the motor shaft from corrosion and mechanical scoring.

This sealing architecture ensures long-term reliability in systems where pumps cycle frequently or run for extended periods.

Industrial‑Grade Materiality for Demanding Water Systems

The IC Series is constructed from ASTM‑grade cast iron to provide a rigid, vibration‑dampening housing capable of withstanding continuous hydraulic load. Carbon steel hardware and a protective enamel finish reinforce the pump’s structural integrity, ensuring it maintains factory performance levels even in moisture‑heavy mechanical rooms or industrial facilities.

The close‑coupled configuration eliminates alignment complexity, reduces installation time, and provides a compact footprint ideal for retrofit applications or equipment skids.

Motor Logic That Drives Efficiency and Reliability

A centrifugal pump’s performance is defined by the motor behind it. The IC Series is powered by high‑quality TEFC motors designed for continuous operation in commercial and industrial systems. These motors deliver stable torque, reduced thermal load, and compatibility with pressure switches, control valves, and booster configurations.

• TEFC Motor Protection — Shields internal components from dust, moisture, and airborne contaminants.
• Multiple Voltage & HP Options — Ensures compatibility with a wide range of installations.
• Close‑Coupled Alignment — Eliminates the need for complex shaft alignment and reduces vibration.

Barmesa KMUD Series: The Industrial Standard in Submersible Slurry Pumping

Engineered for Resilience: The KMUD Advantage

When operational uptime is critical in the most punishing environments, the Barmesa KMUD series is the definitive industrial solution. These heavy-duty submersible slurry pumps are specifically engineered with a high-torque 1750 RPM motor, making them the ideal fit for moving thick, abrasive media that would cause standard pumps to fail. By merging a rugged ASTM A-48 Class 30 cast iron construction with an integrated high-chrome alloy agitator, Barmesa ensures your most challenging flow operations remain fluid, efficient, and entirely trouble-free. 

Unmatched Hydraulic Reliability with High-Chrome Technology

We don’t believe in compromising between massive flow capacity and extreme abrasion resistance. The KMUD series delivers peak industrial performance by utilizing high-hardness materials throughout its entire hydraulic path.

• Integrated Agitator Performance: Features a high-chrome alloy agitator designed to liquefy settled solids and keep heavy sediments in suspension.

• Abrasive Resilience: Both the semi-open impeller and the inlet plates are crafted from high-chrome alloy to withstand constant contact with grit and slurry.

• Heavy-Duty Solids Handling: Engineered with a large vertical discharge range from 3" to 8" NPT, specifically optimized for hose couplings in rugged dewatering sites.

Industrial Double Seal Protection: Precision Engineering

Reliability shouldn’t be a bottleneck, especially when submerged in dense media. At the core of the KMUD range is a professional-grade double mechanical seal system housed in an isolated, oil-filled chamber to ensure ultimate motor integrity.

• Premium Seal Faces: Utilizes a sophisticated SiC-SiC / carbon-SiC seal configuration to prevent moisture and abrasive particles from reaching the motor.

• Extreme Duty Motor: The three-phase motor is built with Class F insulation and an IP68 protection class, ensuring safe operation in continuous-duty applications.

• Ruggedized Components: Constructed with a 420 AISI stainless steel shaft and 304 series hardware for lasting durability in corrosive slurry conditions.

Maintenance Simplified: Built for Industrial Longevity

High-performance equipment should be easy to maintain and deploy in the field. The KMUD series incorporates heavy-duty features that respect your team's time and maximize total site uptime:

• Superior Deployment Range: Comes standard with a 50-foot neoprene cord, moisture-sealed for deep-sump installations.

• All-Steel Hardware: Includes a high-strength steel handle and a steel strainer to protect the pump from oversized debris.

• Cast Iron Durability: The upper cover, pump body, and motor housing are all cast from ASTM A-48 Class 30 iron, providing a vibration-dampening foundation for high-torque operation.

Versatile Deployment for Any Industrial Requirement

The KMUD series is designed to handle the "un-pumpable" across a wide range of infrastructure and site requirements.

• Mining & Quarrying: The primary choice for clearing abrasive runoff, mineral slurries, and sediment-laden pits.

• Steel & Foundries: Reliable performance for scale pits and moving heavy grit or metal fines.

• Heavy Construction: Engineered for tunneling and excavation projects where high-viscosity drilling mud and bentonite are present.

Barmesa pump level control manages fluid levels in hydraulic systems by activating the pump when levels are low and deactivating it to prevent overflow. This essential component ensures efficient operation and safeguards against damage caused by improper fluid levels.

BP-SJT Controls

Designed for performance and reliability, this mechanically-activated, wide-angle pump level control offers automatic regulation of pumps in non-potable water applications.

BP-SGM-SPDT Controls

Narrow Angle control switches are designed to accurately monitor high (normally open) or low (normally closed) liquid levels, activating pump control panels and alarms in water and sewage applications.

BP-PM-SPDT Controls

Wide Angle pump switch is engineered to directly control pumps up to 1/2 HP at 120 VAC, specifically for non-potable water and sewage applications.

BP-PM-PD Controls

Wide Angle pump switch is engineered to directly control pumps up to 3/4 HP at 120 VAC and 2 HP at 230 VAC, specifically for non-potable water and sewage applications.

BP-VM Controls

Vertical level pump switch is crafted to directly control pumps up to 1/2 HP at 120 VAC in non-potable water and sewage applications where space is limited. It performs effectively in small sump chambers, effluent applications, laundry trays, and large tanks.

Barmesa PS Series: Submersible Solids‑Handling Strength for Municipal and Commercial Wastewater

In sewage and wastewater environments, the pump must act as a controlled driver of solids‑laden fluid movement while resisting clogging, abrasion, and continuous hydraulic load. The Barmesa PS Series is engineered for these conditions, using a rugged cast‑iron hydraulic assembly paired with a high‑torque submersible motor to deliver dependable wastewater transfer in municipal lift stations, commercial pits, and residential sewage basins. Built for continuous duty and designed to pass common wastewater solids, the PS Series ensures stable, trouble‑free operation in environments where uptime is non‑negotiable.

By merging solids‑handling impeller geometry with a sealed, oil‑filled motor architecture, the PS Series maintains operational integrity even in the most demanding sewage systems.

Solids‑Handling Hydraulics Designed for Clog‑Resistant Flow

Wastewater systems require a pump that can maintain hydraulic stability while moving debris‑heavy fluid. The PS Series uses a high‑efficiency impeller engineered to pass solids without compromising flow accuracy or mechanical balance. This design reduces clogging potential, minimizes turbulence, and ensures the pump maintains its performance profile under continuous load.

The result is a sewage pump that delivers predictable flow, reduced maintenance interruptions, and long‑term reliability in residential, commercial, and municipal wastewater environments.

• High‑Torque Motor Output — Provides the power needed to move solids‑laden wastewater without stalling.
• Solids‑Handling Impeller Geometry — Designed to pass common sewage debris while maintaining hydraulic smoothness.
• Low‑Vibration Operation — Balanced rotating assemblies protect bearings and seals from premature wear.

Sealed Motor Architecture: Protecting Performance Underwater

At the core of the PS Series is a fully sealed, oil‑filled motor engineered to operate submerged for extended periods. The oil bath provides superior cooling and lubrication, allowing the pump to run continuously under heavy load without thermal stress. A reinforced sealing system protects the motor interface from moisture intrusion, abrasive solids, and chemical exposure.

This motor architecture ensures long‑term reliability in sewage basins, lift stations, and wastewater pits where pumps must operate automatically and without interruption.

Industrial‑Grade Materiality for Harsh Wastewater Conditions

The PS Series is built from ASTM‑grade cast iron to provide a rigid, vibration‑dampening housing capable of withstanding high discharge loads and corrosive wastewater environments. Carbon steel hardware and a protective enamel finish reinforce the pump’s structural integrity, ensuring it maintains factory performance levels even in moisture‑heavy municipal wet wells or commercial pits.

Guide‑rail compatibility allows the pump to be lifted out for service without entering the basin, reducing maintenance risk and downtime.

Motor Logic That Drives Automatic Wastewater Control

A sewage pump’s value is defined by how reliably it activates when wastewater levels rise. The PS Series is available in both automatic and manual configurations, allowing installers to match the pump to the specific needs of the system.

• Automatic Float‑Switch Activation — Provides hands‑free operation based on wastewater level.
• Manual Control Options — Suitable for engineered lift stations with external control logic.
• Continuous‑Duty Motor Design — Optimized for long run cycles in municipal and commercial wastewater environments.

These trailer-mounted pumps are designed to efficiently handle fluids containing solid particles and debris. They are self-priming and do not require any external assistance. Commonly used in construction, agriculture, and industrial sectors, these pumps are ideal for tasks such as draining flooded areas, irrigation, and construction dewatering. Their mobility and self-priming capabilities make them indispensable for various applications where reliable fluid transfer is crucial.

These pumps are designed to efficiently handle fluids containing solid particles and are mounted on frames for enhanced stability and mobility. They are self-priming and operate without the need for external assistance. Commonly utilized in industrial, municipal, and agricultural applications, these pumps are ideal for tasks such as dewatering, wastewater handling, and sludge transfer. They are essential in environments where reliable and robust fluid management is required.

Barmesa slide rail couplings are specifically designed for wet wells, tanks, or lift stations, allowing pumps to be removed from service and reinstalled without requiring maintenance personnel to enter the pit to unbolt the pump flanges.

SRC125 Key features

• Stationary elbow: cast iron, ASTM A-48, Class 30.

• Guide rail cap: 304 series stainless steel

SRC150 Key features

• Stationary elbow: cast iron, ASTM A-48, Class 30.

• Guide rail cap: 304 series stainless steel

SRC200 Key features

• Stationary elbow: cast iron, ASTM A-48, Class 30.

• Guide rail cap: 304 series stainless steel

SRCH200 Key features

• Stationary elbow: cast iron, ASTM A-48, Class 30.

• Guide rail cap: 304 series stainless steel

SRC300 Key features

• Stationary elbow: cast iron, ASTM A-48, Class 30.

• Guide rail cap: 304 series stainless steel

SRCH300 Key features

• Stationary elbow: cast iron, ASTM A-48, Class 30.

• Guide rail cap: 304 series stainless steel

SRC4 Key features

• Stationary elbow: cast iron, ASTM A-48, Class 30.

• Guide rail cap: 304 series stainless steel

SRC6 Key features

• Stationary elbow: cast iron, ASTM A-48, Class 30.

• Guide rail cap: 304 series stainless steel

SRC8 Key features

• Stationary elbow: cast iron, ASTM A-48, Class 30.

• Guide rail cap: 304 series stainless steel

Barmesa Solids-Handling Submersible Pumps

The Barmesa Solids-Handling Submersible Pump Series is a comprehensive lineup of wastewater and sewage pumps engineered to handle suspended solids, sludge, effluent, and other demanding pumping applications. Covering horsepower ranges from 0.4 HP to 60 HP, discharge sizes from 2" to 8", and solids handling capabilities up to 3 inches, this product family provides solutions for residential, commercial, municipal, and industrial wastewater systems.

The series includes the 2BSE411/511, 2BSE-SS, 2SEV512, 3BSE-SS, 3BWSE-DS, 4BSE-SS, 4BSE-DS, 4BWSE-DS, 4BSE-HLDS, 6BSE-LDS, 6BSE-HLDS, and 8BSE-HLDS models. Each pump is designed to deliver dependable solids handling while utilizing heavy-duty cast iron construction, stainless steel shafts, oil-filled motors, and corrosion-resistant components.

Designed for Wastewater and Solids Handling

Barmesa offers several hydraulic configurations to match application requirements:

• Open two-vane impellers for general solids handling
• Semi-open impellers for wastewater applications
• Closed vane impellers for higher head performance
• Vortex impeller technology for difficult solids applications
• Solids handling capabilities up to 3 inches depending on model

The result is a pump family capable of serving everything from residential sewage systems to municipal lift stations and industrial wastewater operations.

Heavy-Duty Construction

Across the product line, Barmesa utilizes proven materials and components designed for long service life:

• Cast iron volutes, motor housings, and seal plates
• 416 stainless steel shafts
• 300 series stainless steel hardware
• Buna-N elastomers and O-rings
• Oil-filled motors and bearing systems
• Epoxy-sealed or moisture-resistant cord entry systems

Many models also incorporate bronze wear rings, moisture detection systems, temperature sensors, and double mechanical seals for added protection and reliability.

Advanced Seal and Motor Protection

Depending on the series, pumps feature either single mechanical seals or double mechanical seals operating within oil-filled seal chambers.

Additional protection features available on larger models include:

• Moisture sensors
• Temperature sensors
• Oil-filled motor construction
• Class F insulation
• Silicon carbide seal faces
• Overload protection compatibility

These features help protect the pump from premature wear while providing early warning of potential service issues.

Available Series

• 2BSE411 & 2BSE511 – Compact 2" solids handling pumps
• 2BSE-SS – 2" and 3" solids handling pumps up to 0.75 HP
• 2SEV512 – Vortex solids handling pump
• 3BSE-SS – 3" solids handling pumps up to 3 HP
• 3BWSE-DS – Heavy-duty 3" double seal pumps
• 4BSE-SS / 4BSE-DS – 4" solids handling pumps up to 15 HP
• 4BSE-HLDS – High-head solids handling pumps
• 4BWSE-DS – Heavy-duty semi-open impeller pumps
• 6BSE-LDS / 6BSE-HLDS – Municipal-grade 6" solids handling pumps
• 8BSE-HLDS – Large-capacity 8" solids handling pumps

Typical Applications

• Sewage lift stations
• Wastewater treatment systems
• Commercial wastewater handling
• Municipal pumping stations
• Stormwater systems
• Industrial wastewater transfer
• Construction dewatering
• Mining and processing operations

With multiple hydraulic designs, durable construction, and a wide performance range, the Barmesa Solids-Handling Series provides flexible and reliable solutions for wastewater and sewage pumping applications.

SOX Series Stainless Steel Centrifugal Pumps: The Standard for Hygienic & Corrosive Fluid Transfer

Reliability in fluid transfer starts with the right materials. The SOX Series is a premier line of end-suction centrifugal pumps engineered specifically for environments where standard cast iron components fail due to oxidation or chemical reactivity. Constructed from high-grade 304 stainless steel, these pumps provide the essential corrosion resistance required for water supply, chemical processing, and pharmaceutical manufacturing, ensuring your operations remain clean, compliant, and highly efficient.

High-Performance Capability

The SOX Series is designed to balance power with precision. Operating at a standard 3450 RPM, these pumps deliver the high-velocity flow required for high-head industrial tasks while maintaining a compact, space-saving footprint.

• Horsepower Range: 1.5 HP to 50 HP for versatile scaling.

• Max Liquid Temperature: Rated for high-heat duty up to 248 °F (120 °C).

• Max Working Pressure: Handles up to 145 PSI (10.2 kg/cm²).

• Standardized Flanges: Suction sizes from 2" to 4" and discharge from 1¼" to 3" using 150 lb DIN horizontal/vertical flange configurations.

Why the SOX Series is the Industrial Choice for Hygiene

In sectors like food and beverage or biochemical analysis, the pump’s material composition is a critical safety and compliance factor. The SOX Series utilizes a closed-type 304 stainless steel impeller, which prevents fluid contamination and resists the pitting and erosion often caused by aggressive chemical cleaners or high-velocity particulates.

Key Technical Advantages:

• Superior Metallurgy: Every wetted part—including the body, seal plate, and impeller—is crafted from 304 stainless steel. This ensures the pump can withstand corrosive media that would rapidly degrade standard alloys.

• Premium Motor Efficiency: Equipped with IE3 premium efficiency motors, the SOX Series significantly reduces energy consumption. These totally enclosed, fan-cooled (TEFC) motors provide Class F insulation for reliable service in demanding atmospheres.

• Versatile Installation: The horizontal suction and vertical discharge configuration, coupled with optional DIN-type NPT threaded counterflanges, allows for seamless integration into a wide variety of existing systems.

Critical Market Applications

The SOX Series is a valuable asset in operations where cleanliness and equipment life are paramount. It remains the preferred solution for:

• Chemical Processing: Safe transfer of moderately aggressive liquids, acids, and solvents.

• Food & Beverage Services: Ideal for washdown cycles, ingredient water supply, and bottling processes.

• Pharmaceutical Manufacturing: Ensuring batch consistency through non-contaminating metallurgy.

• Municipal Utilities: High-efficiency pressure boosting and clean water distribution for subdivisions and commercial facilities.

Barmesa Submersible Grinder Pumps

The Barmesa Submersible Grinder Pump Series is engineered to macerate and pump wastewater containing solids, debris, and sewage materials before they enter discharge piping. By utilizing hardened grinding components and vortex hydraulic designs, these pumps reduce solids into smaller particles, helping prevent clogs, blockages, and costly system downtime in residential, commercial, municipal, and industrial wastewater systems.

The series includes the BGP-DS and BGPH-DS families, with horsepower ratings from 2 HP to 7.5 HP and discharge configurations ranging from 1¼-inch threaded outlets to 2½-inch ANSI flanged connections. Engineered for demanding wastewater service, these pumps combine powerful grinder mechanisms, heavy-duty cast iron construction, and oil-filled motors to deliver reliable solids reduction and wastewater transfer.

Advanced Grinding Technology & Rugged Construction for Long Service Life

At the core of the grinder series is a robust cutting system designed to process solids before they enter the discharge line. These components work together to efficiently macerate solids and help protect downstream piping systems from obstructions and blockages. Barmesa grinder pumps are built using materials selected for wastewater durability and corrosion resistance.

Key grinder components include:

• Hardened 440C stainless steel radial cutters
• Hardened 440C stainless steel shredding rings
• Rockwell C-55 hardness grinding components
• Precision-engineered vortex impellers
• Dynamic impeller balancing for smooth operation

Construction features include:

• Cast iron volutes
• Cast iron motor housings
• Cast iron seal plates
• 420 stainless steel shafts
• Stainless steel hardware
• Buna-N elastomers and seals
• Oil-filled motors and seal chambers

The heavy-duty design helps provide dependable service in municipal lift stations, pressure sewer systems, septic applications, and industrial wastewater environments.

Seal Protection and Monitoring

The grinder series utilizes double seal protection with oil-lubricated seal chambers to improve reliability in demanding operating conditions.

Additional protective features include:

• Double mechanical seal systems
• Silicon carbide seal components
• Carbon ceramic secondary seal elements
• Moisture sensors
• Temperature sensors on select models
• Class F motor insulation
• Overload protection compatibility

These features help maximize pump life while providing early warning of service-related issues.

Typical Applications

• Pressure sewer systems
• Municipal wastewater collection
• Residential sewage systems
• Septic systems
• Commercial wastewater handling
• Lift stations
• Industrial wastewater processing
• Facilities where solids reduction is required before pumping

Key Benefits

• Grinds solids before discharge
• Helps reduce clogging and pipe blockages
• Hardened stainless steel cutting components
• Vortex hydraulic design
• Double mechanical seals
• Oil-filled motor construction
• Moisture and temperature monitoring
• Heavy-duty cast iron construction
• Available from 2 HP to 7.5 HP
• Multiple discharge configurations

The Barmesa Grinder Pump Series delivers dependable wastewater handling by combining aggressive solids reduction, durable construction, and advanced motor protection for demanding sewage and wastewater applications.

Barmesa Submersible Pumps

Submersible Sewage Stainless Steel Pumps

Stainless steel submersible sewage pumps are designed to efficiently manage sewage and wastewater, especially in corrosive environments where stainless steel construction is vital. They are commonly used in sewage treatment plants, industrial facilities, and commercial buildings. By maintaining sanitary conditions and ensuring effective wastewater management, these pumps provide reliable operation in demanding settings.

Submersible Stainless Steel Dewatering Pumps

Dewatering submersible stainless steel pumps are designed to efficiently remove water from flooded areas, construction sites, and underground spaces, ensuring corrosion resistance. They are ideal for various industrial, municipal, and commercial applications. By effectively draining water from basements, excavations, utility vaults, swimming pools, and ponds, they play a crucial role in maintaining dry and safe environments and preventing flood damage.

Submersible Dewatering Pumps

These submersible dewatering pumps are designed to efficiently drain water from flooded areas, construction sites, and underground spaces, making them essential in industrial, municipal, and commercial settings. They help maintain dry and safe environments by preventing water damage and facilitating effective drainage. Their crucial role includes dewatering basements, excavations, utility vaults, swimming pools, and ponds, ensuring effective water management and flood prevention.

Submersible Light Slurry Pumps

Light slurry pumps are designed to efficiently manage low to medium density slurries and fluids with minimal abrasiveness, these pumps are widely used in industries such as mining, construction, and wastewater treatment. They excel in transferring light slurries and fluids across various industrial settings, effectively addressing challenges that traditional pumps may face.

Submersible Cutter Roto-Blade Series Pumps

Cutter roto blade pumps are specifically designed to efficiently cut and shred solids found in wastewater and other liquids. They are commonly utilized in sewage systems, wastewater treatment plants, and industrial applications where solid waste presents challenges for traditional pumps. Equipped with sharp blades, these pumps break down solid materials into smaller pieces, making it easier for them to be transported through the pumping system.

Barmesa SW Series Solids-Handling Submersible Pumps

The Barmesa SW Series is a heavy-duty line of solids-handling submersible pumps engineered for municipal wastewater, sewage lift stations, industrial wastewater, stormwater management, and other demanding pumping applications. Available in multiple hydraulic configurations and horsepower ranges, the SW Series combines high-efficiency performance, robust construction, and reliable solids handling to deliver dependable operation in challenging environments. 

The SW family includes the 4SWL, 4SWM, 4SWH, 6SWL, 6SWM, 6SWH, 8SWL, 8SWH, and 12SWL models, with discharge sizes from 4" to 12", horsepower ratings from 7.5 HP to 150 HP, and solids handling capabilities up to 5.25 inches depending on the model. 

Designed for long service life, SW pumps feature rugged cast iron construction, ductile iron enclosed impellers, stainless steel shafts and hardware, and epoxy-coated surfaces for corrosion resistance. Premium-efficiency oil-filled motors, continuously lubricated bearings, and tandem double mechanical seals operating in an oil-filled chamber help maximize reliability while minimizing maintenance requirements.

Key Features

• Solids handling up to 5.25"
• 4", 6", 8", and 12" discharge options
• Horsepower range from 7.5 HP to 150 HP
• Enclosed mono-vane and dual-vane impeller designs
• High-efficiency ductile iron impellers
• Double mechanical seals with silicon carbide outer faces
• Oil-filled premium efficiency motors
• Class H insulation
• Bronze wear rings for improved efficiency
• Moisture and temperature monitoring sensors
• Stainless steel lifting bail and hardware
• Maximum submergence of 66 feet
• NEMA three-phase motor construction

Engineered for Demanding Service

The SW Series was developed to provide efficient solids handling while reducing operating costs. Barmesa's oil-filled motor design provides superior cooling, permanently lubricated bearings require minimal maintenance, and integrated moisture detection offers early warning of seal issues before major failures occur.

Typical Applications

• Municipal wastewater systems
• Sewage lift stations
• Industrial wastewater treatment
• Stormwater pumping stations
• Commercial wastewater systems
• Water reclamation facilities
• General solids-handling applications

With multiple hydraulic options, proven seal protection, premium motors, and heavy-duty construction, the Barmesa SW Series provides an efficient and dependable solution for municipal and industrial solids-handling applications.

Barmesa XBSE Series: Explosion‑Proof Submersible Power for Hazardous Wastewater Zones

In hazardous wastewater environments, the pump must operate as a controlled, sealed driver of fluid movement while resisting the ignition risks posed by flammable vapors. The Barmesa XBSE Series is engineered specifically for these conditions, combining a Class I, Division 1 explosion‑proof motor with a heavy‑duty solids‑handling hydraulic assembly. This integration ensures safe, uninterrupted wastewater transfer in industrial pits, municipal lift stations, and chemical processing facilities where atmospheric hazards demand uncompromising reliability.

By merging rugged cast‑iron construction with a sealed, oil‑filled motor architecture, the XBSE Series maintains operational integrity even in the most demanding classified zones.

Solids‑Handling Hydraulics Built for Hazardous Duty

Wastewater systems in industrial and municipal environments require a pump that can move solids‑laden fluid without clogging or mechanical instability. The XBSE Series uses a high‑torque motor paired with a solids‑handling impeller designed to maintain smooth hydraulic passage under continuous load.

The result is a pump that delivers predictable flow, reduced clogging potential, and stable operation inside explosive atmospheres.

• High‑Torque Motor Output — Engineered to overcome the resistance of debris‑heavy wastewater.
• Solids‑Handling Impeller Geometry — Designed to pass common wastewater solids without compromising hydraulic balance.
• Low‑Vibration Operation — Balanced rotating assemblies protect bearings and seals from premature wear.

Explosion‑Proof Motor Architecture: Safety at the Core

At the heart of the XBSE Series is its explosion‑proof motor, engineered to contain internal ignition sources and prevent flame propagation in hazardous environments. The oil‑filled motor chamber provides superior cooling and lubrication, allowing the pump to run continuously under heavy load without thermal stress.

A reinforced sealing system protects the motor interface from moisture intrusion, abrasive solids, and chemical exposure—ensuring long-term reliability in classified wastewater zones.

Industrial‑Grade Materiality for Extreme Conditions

The XBSE Series is built on a foundation of ASTM‑grade cast iron, providing a rigid, vibration‑dampening housing capable of withstanding high discharge loads and corrosive wastewater environments. Carbon steel hardware and a protective enamel finish reinforce the pump’s structural integrity, ensuring it maintains factory performance levels even in moisture‑heavy industrial pits and municipal wet wells.

Guide‑rail compatibility allows the pump to be lifted out for service without entering the hazardous basin, reducing maintenance risk and downtime.

Motor Logic That Drives Safety and Performance

Explosion‑proof pumping requires a motor that delivers both torque and containment. The XBSE Series is powered by Class I, Division 1 rated TEFC motors engineered for hazardous locations. These motors provide stable torque delivery, reduced thermal load, and continuous-duty reliability in wastewater environments where safety cannot be compromised.

• Explosion‑Proof Certification — Designed for Class I, Division 1 hazardous locations.
• Oil‑Filled Motor Cooling — Extends bearing life and reduces thermal stress.
• Continuous‑Duty Operation — Optimized for municipal lift stations and industrial wastewater loops.