Bell & Gossett Series 100 pumps are the leader in residential hot water circulation. The three-piece oil lubricated design maintains is a rugged, dependable workhorse. The Series 100's design combined with efficient hydraulic performance helps maintain low noise levels. They are available in both red-colored cast iron and bronze body construction. The red-colored pumps are for general space heating. The bronze colored pumps are for potable, domestic water. Series 100 pumps feature sleeve bearing, oil-lubricated motors with resilient, sound-dampening motor mounts for long life. The oversized precision ground pump shaft provides long seal and bearing life. These pumps also feature noise dampening spring couplers and ODP motors with overload protector. Series 100 pumps are for pressures up to 125 psi, operating temperatures up to 225°F, and fits pipe sizes 3/4" to 1-1/2" with the appropriate pump flanges or isolation ball valves.
The Bell & Gossett Series 100 NFI is a three-piece cast iron booster pump used for hydronic heating and cooling in closed loop systems. The 100 NFI pump is oil lubricated with a 1/12 HP, 1725 RPM, 115v single phase motor.