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Kawamoto Pump Mfg. Co., Ltd.




  • Sewage and sump drainage
  • Discharge of sewage and sump from buildings, factories, hospitals, apartments, etc.


  • The ability to pass foreign objects is 100% of the bore size (can discharge spherical solids with a diameter which equals to the bore size).
  • The closed-type non-clog impeller and our original casing structure provide high pumping performance with high efficiency.
  • Uses highly corrosion proof stainless steel for the impeller.
  • Built in auto-cut prevents motor from burn.
  • Two types available: flange type and pedestal support type for easy maintenance and inspection.

Standard spec

Application liquid
Fluid quality: For sewage (Hydrogen ion concentration pH5~9)
Fluid temperature: 0 to 40 °C
Impeller: Stainless cast steel (304)
Shaft: SUS420J2
Casing: Cast iron
Type: Dry-sealed motor (auto-cut built in)
Power source: Three phase
Speed: 50Hz: 1,500 min-1, 60Hz: 1,800 min-1
Max. submersing depth
Max. submersing depth: 8m
Impeller: Non-clog
Shaft sealing: Double mechanical seal (liquid side: SiC x SiC, Motor side: Ceramic x Carbon)
Seal oil: Turbine oil
Bearing: Closed ball bearing
Flange figure
Flange figure: JIS10K thin type
Paint color (Munsell No.)
Paint color (Munsell No.): Scarlet (5R3/12)

Standard Accessories

Flange type: Pump body(with 10m 4 core submersible cable)

Flange type: Connecting bend pipe(Bolts for attaching pump body with companion flange)

Pedestal support type: Pump body(with 10m 4 core submersible cable)

Pedestal support type: Connecting pipe(Bolt for attaching pump)

Pedestal support type: Pedestal support(One set support with companion flange)

Pedestal support type: Chain(4m)

Optional Accessories

Control panel
EBA type full water level alarm control panel
EFS type trouble detector for drainage pump
Check valve for sump
Float switch