The closed-loop Bell & Gossett Series 100 Inline Circulator Pump is designed for use in domestic and light commercial water circulating systems, such as hydronic heating and low-pressure boosting. The motor on this pump is oil-lubricated which, along with the three-piece design, provides for easy field service. The shaft and seal are housed in an assembly that can be easily repaired or replaced. This pump’s motor design, coupled with its overall hydraulic performance, allows the Bell & Gossett Series 100 to overcome system-related noise caused by valves, fittings, or piping. And resilient mounting provides quiet, dependable service with minimum annual lubrication.
The Bell & Gossett 106189 features a precision ground pump shaft is oversized to provide large bearing surfaces and a hardened integral thrust collar minimizes end-thrust to ensure long seal and bearing life. The mechanical seal is designed to withstand the wide range of water temperatures, pressures, additives and dissolved solids common in hydronic systems.
Comes with gaskets, bolts, and oil. Not for use in potable water systems. This pump may also be referred to by the Bell & Gossett model number 100NFI. UL, CSA listed.