The Bell & Gossett NRF-22 water circulator pump is a maintenance-free, wet-rotor circulation pump designed for residential and light commercial hydronic heating systems. Built with a cast iron in-line body and quiet, system-lubricated operation, it’s a dependable choice for circulating water in hydronic and solar applications while providing efficient performance across a wide 0–22 GPM flow range.
Country of Origin
Varies by production batch
Key Features / Specifications
- Brand/Model: Bell & Gossett NRF-22
- Pump type: Wet rotor, axial flanged, in-line circulator pump
- Application: Hydronic heating systems; water circulating in hydronic and solar systems
- Power rating: 1/25 HP
- Electrical: 115V, single phase (1Ph), 60 Hz
- Motor speed: 2940 RPM (full speed)
- Full load current: 0.8 A
- Motor type/protection: Permanent split capacitor (PSC), non-overloading; impedance thermal protection
- Pump body material: Cast iron
- Connections: Flanged x flanged (common flange connection sizes listed: 3/4", 1", 1-1/4", 1-1/2")
- Best efficiency point: 10 GPM @ 8 ft of head
- Performance range:
- Max flow: 22 GPM (flow range 0–22 GPM)
- Max head: 15 ft (head range 0–15 ft)
- Head at 20 GPM: 2 ft
- Max operating pressure: 150 PSI (10 bar)
- Max operating temperature: 240°F (115°C) for cast iron body
- Face: 6"
- Warranty: 3 year
Ideal For
- Residential hydronic heating loops needing reliable circulation
- Light commercial heating systems using flanged in-line circulators
- Solar thermal circulation applications where a wet-rotor pump is preferred
- Replacements where matching NRF-22 performance (up to 22 GPM / 15 ft head) and 115V single-phase power is required