Bell & Gossett NRF-25

Bell & Gossett

Hot Water Circulator Pump, NRF Series

NRF-25 562171
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$198.60+ This item ships directly from the manufacturer within 5 business days. Please allow additional time for delivery.

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ItemCirculator Pump
TypeClosed Loop
StyleWet Rotor, Maintenance-Free
Housing MaterialCast Iron
Face to Face Dimension (In.)6-3/8
Max. Temp. (F)225
Max. Working Pressure (PSI)150
Flange/Union IncludedNo
Shut-Off (Ft.)18.5
Impeller MaterialNoryl
Shaft MaterialCeramic
Thermal ProtectionAuto
GPM of Water @ 1 Ft. of Head24
GPM of Water @ 2 Ft. of Head23
GPM of Water @ 3 Ft. of Head22
GPM of Water @ 4 Ft. of Head20
GPM of Water @ 5 Ft. of Head19
GPM of Water @ 6 Ft. of Head18
GPM of Water @ 7 Ft. of Head16
GPM of Water @ 8 Ft. of Head15
GPM of Water @ 9 Ft. of Head14
GPM of Water @ 10 Ft. of Head13
GPM of Water @ 11 Ft. of Head12
GPM of Water @ 12 Ft. of Head10.5
GPM of Water @ 13 Ft. of Head10
GPM of Water @ 15 Ft. of Head6.5
GPM of Water @ 18 Ft. of Head1
Length (In.)6-3/16
Width (In.)5-1/8
Feet of Head @ 3 GPM17
Feet of Head @ 4 GPM16
Max. GPM @ Head (Ft.)24 @ 1
Feet of Head @ 5 GPM15.5
Feet of Head @ 6 GPM15
Best Efficiency GPM @ Head (Ft.)15 @ 8
Feet of Head @ 7 GPM14
Min. GPM @ Head (Ft.)1 @ 18
Drive TypeDirect
Feet of Head @ 8 GPM13
Feet of Head @ 9 GPM13.5
Bearing TypeSleeve
Feet of Head @ 10 GPM12
Feet of Head @ 12 GPM11
Feet of Head @ 15 GPM8
Feet of Head @ 18 GPM5
Feet of Head @ 20 GPM4
Manufacturers Warranty Length3 Years
Weight 8.750000


Circulator Pump, Closed Loop System, 1/15 HP, 1 Phase, Voltage 115, 1.1 Amps, Inlet/Outlet Flanged, Housing Material Cast Iron, Max. Temp. 225 F, Max. Working Pressure 150 PSI, Shut-Off 18.5 Ft., 2950 RPM, Impeller Material Noryl, Auto Thermal Protection, Warranty Length 3 Years

Hot Water Circulating Pumps
  • 1-phase models are thermally protected Cast-iron units are not for potable water
  • Wet Rotor, Maintenance-Free
  • DuraGlide bearing system helps provide high starting torque for dependable seasonal startups. Self-cleaning particle shield protects shaft and bearings from start-up debris. Closed impeller design ensures efficient operation. Ceramic shaft, carbon bearings, and high-nickel stainless steel rotor. Bronze units are certified for use in potable water applications in CA and VT.
  • Max. working pressure: 150 psi Max. working temp.: 230 F (bronze); 240 F (cast-iron)
Due to legislation, this product is restricted from use in drinking water applications. To expedite the handling of your order, please include a confirmation in your order notes stating that this product will not be used for drinking water. Any order that is for drinking water applications may be cancelled.

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