Walchem WEL Sensors

PH/ ORP Sensors

Walchem’s WEL Series electrodes are cost-effective differential pH and ORP sensors for industrial applications. The WEL Series features a convenient modular design with a durable CPVC housing. The cartridge uses an interlocking connection and double o-ring seal to insure watertight fit and secure seating. The electrode is designed for an in-line or submersed universal mounting style. UL/CSA/CE certified.