This is a Bell & Gossett 103401LF (Model NBF-36) 3-speed bronze wet rotor circulator pump. Designed for potable water systems, it features a 1/6 HP 115V single-phase motor and a durable lead-free bronze casing with 3 adjustable speed settings.
Inspection & Condition Notes:
We have inspected this item and we do not have the capability to fully test it. This unit needs to be hardwired and should be installed by a professional. There are some cosmetic scuffs and scratches throughout the unit. Please refer to the photos for more information.
This unit only includes what is photographed in the listing.
Technical Specs
| Item | Circulating Pump |
| Manufacturer Part Number | 103401LF |
| Series | NBF-36 |
| HP | 1/6 hp |
| Maximum RPM | 3,300 RPM |
| Nameplate Voltage | 115V AC |
| Frequency | 60 Hz |
| Full Load Current | 2.3 A |
| Phase | Single |
| Casing Material | Bronze |
| Impeller Material | Plastic |
| Max. Flow Rate | 36 gpm |
| Maximum Flow Rate @ 5 feet of Head | 33 gpm |
| Maximum Flow Rate @ 10 feet of Head | 28 gpm |
| Maximum Flow Rate @ 15 feet of Head | 24 gpm |
| Flow @ 20' of Head | 17 gpm |
| Maximum Flow Rate @ 25 Feet of Head | 13 gpm |
| Maximum Flow Rate @ 30 Feet of Head | 6 gpm |
| Maximum Feet of Head | 34 ft |
| Max. Operating Pressure | 150 psi |
| Minimum Media Temperature | 14 °F |
| Max. Media Temp. | 225 °F |
| Mounting Location | Inline |
| Number of Speeds | 3 |
| Rotor Type | Wet |
| Motor Enclosure Design | Totally Enclosed Non-Ventilated |
| Compatible Pipe Size | 3/4 in 1 in 1-1/4 in 1-1/2 in |
| Compatible Discharge Pipe Size | 3/4 in; 1 in; 1-1/4 in; 1-1/2 in |
| Connection Type | Flange |
| Includes Flange | No Flange Included |
| System Type | Potable Water |
| Face to Face Dimension | 6-3/8 in |
| Overall Length | 6.88 in |
| Overall Width | 5.75 in |
| Overall Height | 6.38 in |
| Circulator Pump Media Type | Potable Water Pump |