Grundfos 59896172 UP 15-42 SU single-speed wet-rotor circulator pump with stainless steel housing and composite PES impeller. Rated 1/15 HP, 230V single-phase, 60 Hz, 0.41 A full load. Features 1-1/4" NPSM threaded connections, 149 mm port-to-port length, internal thermal protection, and UL/CSA approvals. Suitable for closed-loop hydronic heating and hot water recirculation with liquid temperatures from 2 to 110 °C and maximum operating pressure of 10 bar (145 psi).

Amb. max at 80 dgr C liquid (°C)

80

Approvals

UL, CSA

Built-in motor protection

CONTACT

Capacitor size - run

2 µF/400 V

Current in speed 3

0.41 A

Density

983.2 kg/m³

Impeller

Composite, PES

Insulation class (IEC 85)

F

Liquid temperature range (°C)

2 - 110

Mains frequency

60 Hz

Max. power input

95 W

Maximum ambient temperature (°C)

40

Maximum operating pressure (bar)

10

Pipe connection

1 1/4 in NPSM

Port-to-port length

149 mm

Pressure rating for connection (psi)

145

Product name

UP 15-42 SU

Product no

59896172

Pump housing

Stainless steel

Pumped liquid

Water

Rated voltage

1 x 230 V

Selected liquid temperature (°C)

60

Speed no

1

Terminal box position

9H

Thermal protec

internal

Type of connection

USA Threaded