Koshin SEH-40H Water Pump 73 GPM 1.5" - Honda Engine - Pump - Koshin

Koshin SEH-40H High Pressure Water Pump 73 GPM 1.5" with Honda Engine

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  • $869.00
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It is up to the customer to ensure that they are ordering the correct part number. For help obtaining part numbers please contact:

HeatStar: 1-866-447-2194
Enerco: 1-888-849-1899
Mr. Heater, Cleveland Iron Works, and BaseCamp: 1-800-251-0001


  • Great for irrigation, sprinkler systems, fire fighting, agriculture, greater heights, and longer distances
  • Pressures that can exceed 3x higher than centrifugal pumps
  • Impellers and volutes are constructed of cast iron for optimal durability and long operating life
  • Pump housings are made of die-cast aluminum for strength, weight reduction, and portability
  • Self-priming up to 26’, and a maximum head up to 262’
  • 3-year limited warranty on pump ends



Suction, Discharge Size 1 1/2″ NPT
Maximum Output 73 GPM
Maximum Discharge Head 141 ft.
Maximum Suction Lift 26 ft.
Maximum Pressure 61 psi
Engine Model Honda GXH50
Engine Displacement 49.4 cc
Engine Horse Power 2.1 hp
Fuel Tank Capacity 0.20 gal.
Full Load Run Time 0.83 hours
Fuel Type Unleaded Gasoline
Packaged Weight 26 lbs.
Packaged Dimensions (LxWxH) 16″ x 13″ x 18″


Koshin Water Pump SEH-40H Performance Curve

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