Bell & Gossett Series 100 pumps are the leader in residential hot water circulation. The three-piece oil lubricated design makes the Series 100 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.

Category Products

  • SKU: BH1005
  • 5 in stock
  • Ships within 2 business days

The Bell & Gossett Series 100 BNFI is a three-piece bronze body booster pump used for potable, domestic water. The 100 BNFI pump is oil lubricated with a 1/12 HP, 1725 RPM, 115v single phase motor.

Online Price: $615.44
Regular Price: $721.22

  • SKU: BH1005A
  • 5 in stock
  • Ships within 2 business days

The Bell & Gossett Series 100 AB is a three-piece all bronze booster pump used for potable, domestic water. The 100 AB pump is oil lubricated with a 1/12 HP, 1725 RPM, 115v single phase motor.

Online Price: $670.09
Regular Price: $768.96

  • SKU: BH1010
  • 16 in stock
  • Ships within 2 business days

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.

Online Price: $330.00
Regular Price: $406.16

Category Repair Parts

Bell & Gossett Series 100, PR, 2-1/2", LD3 & HD3 Exploded View
Bell & Gossett Series 100, PR, 2-1/2", LD3 & HD3 Exploded View

Category Information

Category Videos

Bell & Gossett Series 100 Complete Repair Video

Bell & Gossett Series 100 Complete Repair Video

Watch the Pump Doctor guide you through a Bell & Gossett Series 100 complete repair. This video takes you through step-by-step on how to dismantle, repair, and reinstall a Bell & Gossett Series 100 bearing assembly, impeller, and coupler.

Identifying Your Bell & Gossett Pump

Identifying Your Bell & Gossett Pump

Do you have a Bell & Gossett pump you need to repair? First, you need to determine what pump you have. Bell & Gossett manufacturers hundreds of different pumps, from small residential boosters to large base-mounted centrifugal pumps. Properly identifying your pump is critical to maintaining its good health. In this video, the Pump Doctor will go through a few B&G pumps and explain what the different cast numbers, tags, and labels all mean.