Bell & Gossett Circulator Pump, Series: NBF, NBF-12F/LW Model, 115 V, 0.48 A, 60 Hz, 1/40 hp, 2800 rpm Speed Rating, 55 W, 17 gpm, 1, 3/4, 1, 1-1/4, 1-1/2 in, Flanged, 150 psi Working, 12 ft Maximum Head, Inline Mount, Noryl Impeller, Lead-Free Bronze Body, 230 deg F Fluid, 4-7/8 in W x 6-3/8 in H x 5-9/16 in D
| Additional Information | : | Noryl Impeller Material |
| Amperage Rating | : | 0.48 A |
| Body Material | : | Lead-Free Bronze |
| Connection Size | : | 3/4 in, 1 in, 1-1/4 in, 1-1/2 in |
| Connection Type | : | Flanged |
| Dimensions | : | 6-3/8 in H x 4-7/8 in W x 5-9/16 in D |
| Flow Rate | : | 17 gpm |
| Frequency Rating | : | 60 Hz |
| HP Rating | : | 1/40 hp |
| Impeller Material | : | Noryl |
| Material | : | Lead-Free Bronze |
| Maximum Head | : | 12 ft |
| Maximum Pressure | : | 150 psi |
| Model | : | NBF-12F/LW |
| Motor Speed Rating | : | 2800 rpm |
| Mounting Type | : | In-Line |
| Phase | : | 1 ph |
| Power Rating | : | 55 W |
| Pressure Rating | : | 150 psi Working |
| Series | : | NBF Series |
| Speed Rating | : | 2800 rpm |
| Temperature Rating | : | 40 to 230 deg F |
| Voltage Rating | : | 115 V |
- The pumps shall have a ceramic shaft supported by carbon bearings, bearings are to be lubricated by the circulating fluid
- Pump body shall be lead-free bronze for NBF circulators or stainless steel for SSF circulators
- Motors shall be non-overloading at any point on the pump curve, all motors to have built-in impedance protection
- Low-watt, energy conserving models
- High starting torque provides dependable start-ups
- B&G Dura-Glide bearing system assures whisper-quiet, maintenance-free operation
- Standard, universal flange-to-flange dimensions
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