Grundfos 59896121 UP 15-18 B7 wet-rotor circulator pump with 1/25 HP, 115V single-phase motor. Bronze housing with 3/4" sweat connections, composite impeller, and single-speed operation. Rated flow of 1.77 m³/h and maximum head of 4.2 m. UL and CSA approved for 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

0.74 A

Density

983.2 kg/m³

Density (lb/ftBi)

61.35

HP

0.04

Impeller

Composite

Insulation class (IEC 85)

F

Liquid temperature range (°C)

2 - 110

Mains frequency

60 Hz

Max ambient temperature (F)

104

Max flow

3.3 m³/h

Max. power input

85 W

Maximum ambient temperature (°C)

40

Maximum head

4.2 m

Maximum operating pressure (bar)

10

Number of poles

2

Pipe connection

3/4 in INT SWEAT

Port-to-port length

163 mm

Pressure rating for connection

PN 10

Product name

UP 15-18 B7

Product no

59896121

Pump housing

Bronze

Pumped liquid

Water

Rated flow

1.77 m³/h

Rated head

2.419 m

Rated voltage

1 x 115 V

Selected liquid temperature (°C)

60

Speed no

1

Temperature range (F)

35.6 - 230

Terminal box position

9H

Thermal protec

Impedance protected

Type of connection

Smooth pipe