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HS | 1-phase / 50Hz

The TSURUMI HS-pump is a small and robust submersible contractor's pump with a wide range of applications whereever water has to be moved.

Performance curves



ModelColour code curveBore mmMotor output kWRated current AHead max. mCapacity max. l/minDry weight kg w/o cableMax. solid handling ø mmPressure resistance max. mCable length m
HS2.4S 50 0,4 2,6 12,2 207 11,3 7 10 10
HS2.75S 50 0,75 4,8 18,0 230 19,0 7 10 10
HS3.75S 80 0,75 4,8 18,0 300 19,6 7 10 10


ø Discharge bore mm 50, 80
Pumping Fluid Temperature 0-40°C
Type of Fluid Spring water, Rain water, Ground water, Sand carrying water
Pump Compo- nents Impeller Semi-Vortex impeller
Shaft Seal Double mechanical seal
Bearings Shielded ball bearings
Material Impeller Urethane rubber
Casing Ductile iron casting EN-GJS-700-2
Shaft Seal Silicon carbide in oil bath
Motor Type, Poles Induction motor, 2 poles, IP68
Lubrication Turbine oil (ISO VG32)
Motor Protector (built-in) Miniature protector
Insulation Insulation class E
Phase / Voltage Single phase 230V / 110V / 50Hz
Material Casing Aluminium die casting
Shaft Stainless steel EN-X6Cr13
Cable Rubber, H07RN-F
Discharge Connection Threaded flange/Hose coupling

Dimensions in mm:

  • HS2.4S
  • HS2.75S
  • HS3.75S

W1: lowest running water level

In the event of abrasive and corrosive utilization, stronger wear and tear will take place naturally in certain components. In this regard, please pay attention to our website www.tsurumi.eu/english/applications.htm.

Application reports