Grundfos UP43-75BF is a single-speed bronze circulator pump (Grundfos SKU# 52722370). Bronze housing of the Grundfos UP43-75BF model offers superior corrosion protection.
Pump features GF 40/43 flange connections (1-1/2").
Applications:Heating, hot and cold water recirculation applications.
Features:- Ceramic shaft and radial bearings
- Carbon axial bearing
- Stainless steel rotor can and bearing plate
- Corrosion-resistant impeller, Composite, PES
- Bronze pump housing.
Technical Specifications:- Speed Number: 1
- Max flow: 40.9 US gpm
- Head max:24.9 ft
- Liquid temperature range: 35.6 - 230 F
- Maximum operating pressure: 145 psi
- Approvals on nameplate: UL, CSA
- Pump housing: Bronze
- Pump housing: DIN W.-Nr. 2.1176.01
- Impeller: Composite, PES
- Maximum ambient temperature: 104 F
- Ambient max at 176 F liquid: 176 F
- Maximum operating pressure: 145 psi
- Flange standard: USA Oval
- Type of connection: Bronze Flange
- Pipe connection: 1-1/2" flange (GF 40/43)
- Pressure stage: 10
- Port-to-port length:8 1/2"
- Number of poles: 2
- Max. power input: 215 W
- Rated power - P2:0.161 HP
- Main frequency: 60 Hz
- Voltage: 115V
- Current in speed 3: 2.15 A
- Capacitor size - run: 10mF/180 V
- Insulation class (IEC 85): F
- Gross weight: 15 lb
Warranty:2 years from date of installation.