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SINES Export - Grundfos CR 125 vertical multistage pump


GRUNDFOS CR 125


  • Category: Surface pumps

Max. TDH: 170 m - Max. flow rate: 150 m³/h

The CR 125 is a Grundfos vertical multistage centrifugal pump with an in-line design. Cast-iron pump head and base, AISI 304 stainless steel hydraulics, maintenance-free cartridge mechanical seal. Three-phase IE4 motor from 11 to 55 kW. 9 stage variants to cover every duty point. DN 150 flange connection.


CR 125-1

11 kW

 CR 125-2-2

15 kW

 CR 125-2-1

18.5 kW
CR 125-2

22 kW

 CR 125-3-1

30 kW

 CR 125-3

37 kW
CR 125-4-2

37 kW

 CR 125-4

45 kW

 CR 125-5

55 kW
Official Grundfos distributor, wholesaler and exporter worldwide

The Grundfos CR range consists of vertical multistage in-line centrifugal pumps: suction and discharge ports are on the same level for a compact footprint. The CR 125 covers a flow rate up to 150 m³/h (nominal 125 m³/h) and a TDH up to 170 m, with a maximum efficiency of 82%.

Construction: cast-iron pump body and base, hydraulics (impellers, chambers, sleeve) in EN 1.4301 (AISI 304) stainless steel. Balanced, maintenance-free HQQE cartridge mechanical seal. Liquid temperature -20 to +120 °C, operating pressure up to 25 bar depending on the model.

High-efficiency three-phase IE4 motor, 11 to 55 kW (Grundfos MG up to 22 kW, Innomotics, formerly Siemens, above). CRE versions with integrated MGE frequency converter available on request, for constant pressure and energy savings.

Applications: water boosting and distribution, industrial process water, washing plants, boiler feed, cooling and air conditioning, irrigation. DN 150 flange connection. 9 stage variants available (see table above) for precise matching to the duty point.

Official Grundfos distributor, SINES Export is the wholesaler and exporter specialised in Grundfos pumps for B2B customers worldwide. Our teams support installers, resellers and distributors on export markets (Africa, Middle East and beyond).



SINES Export - Grundfos CR 125 - performance curves 50 Hz

Performance curves for the CR 125, 50 Hz, 2950 rpm, ISO 9906:2012 Grade 3B (source: Grundfos professional price list 2026). Maximum TDH: 170 m, maximum flow rate: 150 m³/h.



SINES Export - Grundfos CR, CRI, CRN - range performance envelope (50 Hz)

Performance range - GRUNDFOS CR, CRI, CRN vertical multistage pumps - Source: http://www.grundfos.com/



References & article codes

Grundfos CR 125 range, three-phase vertical multistage pumps 380-415 V, 50 Hz, AISI 304 stainless steel hydraulics, cast-iron head and base, HQQE mechanical seal. Viton seal (HQQV) and other variants on request. Price and availability on request.

Article code Designation P2 [kW] In [A] Connection
93390552CR 125-11122.2DN150 flanges
93390556CR 125-2-21530.5DN150 flanges
93390561CR 125-2-118.539.5DN150 flanges
93436061CR 125-22241.8DN150 flanges
93435290CR 125-3-13056.1DN150 flanges
93435294CR 125-33769.3DN150 flanges
93435296CR 125-4-23769.3DN150 flanges
93435300CR 125-44584.7DN150 flanges
93435303CR 125-555103.4DN150 flanges

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