Grundfos UP15-10B5


Pump, Circulator, 1/25hp

UP15-10B5 86974
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ItemCirculator Pump
TypeOpen Loop
Inlet/Outlet1/2" Sweat
Housing MaterialBronze
Face to Face Dimension (In.)5
Max. Temp. (F)230
Max. Working Pressure (PSI)145
Flange/Union IncludedNo
Shut-Off (Ft.)4.5
Thermal ProtectionAuto
GPM of Water @ 1 Ft. of Head5.8
GPM of Water @ 2 Ft. of Head5.0
GPM of Water @ 3 Ft. of Head4.0
GPM of Water @ 4 Ft. of Head2.5
Length (In.)4-11/16
Width (In.)4
Max. GPM @ Head (Ft.)5.8 @ 1
Best Efficiency GPM @ Head (Ft.)2 @ 4.2
Min. GPM @ Head (Ft.)2.5 @ 4
Drive TypeDirect
Construction30 Percentage Glass-filled Polyether Sulfone
ComplianceCertified For Use in Potable Water Applications in CA and VT
Weight 6.300000
SKUs 4PD12


Circulator Pump, Open Loop, 1/25 HP, 1 Phase, Voltage 115, 0.55 Amps, Inlet/Outlet 1/2 Sweat, Housing Material Bronze, Max. Temp. 230 F, Max. Working Pressure 145 PSI, Shut-Off 4.5 Ft., 1500 RPM, Auto Thermal Protection

Hot Water Return Pumps
  • 15E562 to 15E573 are 3-speed pumps for most heating and recirculation applications that require high head and moderate flow. 19H332 to 19H339 MAGNA pumps automatically adapt to changes in system requirements and feature an energy-efficient permanent magnet motor.
  • Max. working pressure: 145 psi, except 19H336 to 19H339 are 175 psi Maintenance-free Water lubricated can and rotor system 115V, except 2CGL7, 2CGL9, 2CGN2, 2CGN4, and 19H336 to 19H339 are 230V and 19H332 to 19H335 are 208-230V Flanges sold separately
  • Bronze/Stainless Steel, Open-Loop
  • Designed for open systems, such as domestic hot water recirculation, solar thermal heating, and heat recovery systems. Flange models include nuts, bolts, and gaskets. Line cord models are fast and easy to install with no hard wiring required. Threaded connections on 2DDY6 and 2DDY7 are adapted to piping systems using threaded half union kit 2P312, sold separately.

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