Grundfos 52722370 UP 43-75 BF single-speed wet-rotor circulator pump, 1/6 HP, 115V, bronze housing with composite impeller. Delivers 7.6 m max head and 9.3 m³/h max flow, with 2-bolt oval flange connection and 216 mm port-to-port length. Internal thermal protection and UL/CSA approvals for closed-loop hydronic heating and hot water recirculation.

Amb. max at 80 dgr C liquid (°C)

80

Approvals

UL, CSA

Built-in motor protection

CONTACT

Capacitor size - run

10 µF/180 V

Current in speed 3

2.15 A

Density

983.2 kg/m³

Density (lb/ftBi)

61.35

HP

0.16

Impeller

Composite

Insulation class (IEC 85)

F

Liquid temperature range (°C)

2 - 110

Mains frequency

60 Hz

Max ambient temperature (F)

104

Max flow

9.3 m³/h

Max. power input

215 W

Maximum ambient temperature (°C)

40

Maximum head

7.6 m

Maximum operating pressure (bar)

10

Number of poles

2

Pipe connection

2-BOLT FLANGE

Port-to-port length

216 mm

Pressure rating for connection

PN 10

Product name

UP 43-75 BF

Product no

52722370

Pump housing

Bronze

Pumped liquid

Water

Rated flow

4.92 m³/h

Rated head

4.491 m

Rated voltage

1 x 115 V

Selected liquid temperature (°C)

60

Speed no

1

Temperature range (F)

32 - 230

Terminal box position

9H

Thermal protec

internal

Type of connection

OVAL