Grundfos

NK 125-250/220

Code: 97506429 EAN: 5700316704016
Type NK Bare shaft
Request quote

Technical specifications

Pump typeNK
Nominal flow (m³/h)218 m³/h
Nominal head (m)12.8 m
Minimum efficiency index (MEI)0.57
Frequency (Hz)50 Hz
Frequency converterNone
Max. liquid temp. (°C)120 °C
Min. liquid temp. (°C)0 °C
Max. operating pressure16 bar
Connection pressure ratingPN 16
Pump housing materialCast iron
Impeller materialCast iron
Shaft sealBAQE
Gross weight136 kg
Net weight127 kg
EAN code5700316704016

Performance curve

Performance curve NK 125-250/220

Hover over the curve to read flow and head at any point.

Documents and datasheets

Variants & alternative codes

Equivalent alternatives

Pumps in the same hydraulic class as 97506429 (equivalent flow and head), available in the catalogue.

Grundfos 97506429