Sterling Condensate / Boiler Feed Units

Sterling Sterlco® Condensate Return & Boiler Feed units set new standards of performance. Reliable and efficient, each unit features heavy gauge, 3/16" steel receivers for long operating life. In addition, 3450 RPM motors assure maximum efficiency while maintaining minimum motor horsepower. Available in a wide range of sizes, these U.S. made pumps have just the right accessories and options to meet your unique needs. What?s more, a nationwide network of stocking distributors means fast, easy, year-round access to pumps and replacement parts.

Motors: Heavy-duty, ballbearing, close-coupled pump motors with stainless steel shaft. 3450 RPM for greater efficiency and more economical operation.

Float Switch: Two-pole, drip proof case, stainless steel float and float rod, double-break silver-to-silver contacts. Float travel adjustment is easy, visible and accessible.

Pump: Offers a wide range of pressures and GPM. Unique design features provide for ease of servicing. "SterlSeal" Pump Seal features the ultimate in ceramic technology for exceptionally long life. Because the seal runs on the bronze impeller hub, the motor shaft is literally outside the pump. Consequently, the shaft is not exposed to corrosion by condensate. Rated for temperatures up to 250ºF.

Heavy gauge steel receivers
Simplex or duplex construction
Bronze fitted centrifugal pumps
Automatic venting
"Sterl-Seal" ceramic pump seal