Sta-Rite J And JB Series High Head Centrifugal Pumps, 1/3 to 2-1/2 HP, 1- or 3-Phase. J/JB Series and other STA-Rite® Industries centrifugal pumps can be ordered with T.E.F.C. motors, and with other design characteristics. J Series with Noryl¨ impellers is abrasion-resistant for normal applications with working temperatures to 140 degrees Fahrenheit. The JB series includes a silicon bronze impeller and viton seal for higher heat capacities.