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Kawamoto Pump Mfg. Co., Ltd.




  • Building equipment
  • Air conditioning
  • Cold and hot water circulation
  • Industry


  • Super high back pressure model: Adopting balance type Mechanical seal and Ductile cast iron for casing.
  • Easy maintenance and inspection without dismantle of piping due to Back-pull out structure.
  • Simple end suction top centerline discharge position enable steady installation with high discharge pipe loading.
  • High efficiency and wide applications for various usages.
  • Low vibration and low operation noise.
  • Evaluated item of "Horizontal centrifugal pump" by (C) Public Buildings Association., Ltd.

Standard spec

Application liquid
Fluid quality: Clean water (pH5.8~8.6 Solid, concentration: 50mg/L or less, Solid dia: 0.3mm or less)
Fluid temperature: 0~80°C (no freezing) or 0~60°C (bore 250 or more)
Impeller: Bronze or Aluminum bronze
Shaft: SUS420J2Q or SUS403 (portion contacting liquid)
Casing: Ductile Cast iron
Type: TEFC outdoor
Power source: Three phase
Speed: 50Hz: 1,500 min-1, 60Hz: 1,800 min-1
Efficiency: Premium efficiency (IE2) *IE2 in case 75kW or more and 60Hz model
Installation location
Indoor (Ambient temperature 0~40°C/90%RH or less)
Impeller: Closed
Shaft sealing: Balanced type mechanical seal (SiC x carbon)
Bearing: Closed ball bearing
Flange figure
JIS20K (Suc. and Dis.), JIS16K (Suc. in 200mm bore), JIS10K standard type (Suc. in 250mm or more)
Paint color (Munsell No.)
Gray (2.5PB5.1/0.8)

Standard Accessories

Motor: TEFC indoor

Base: Rolled-steel plate or Cast iron


Coupling cover

Optional Accessories

Pressure gauge
Compound gage
Vibration proof bed
Foundation bolt