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Generac Mobile Products

MCP5438 Diaphragm Water Pump

generac magnum mcp5438 portable diaphragm water pump

Generac Magnum Diaphragm Water Pumps are the work horses of the pump world. The MCP5438 Pump is a gas fueled water pump with a 5.5 HP Honda GX160 engine that can handle any kind of shallow and muddy applications you can throw at it, including trenches, ditches, and foundations. With their self-priming feature, these pumps can continue running after the ?run dry? point without damage to the pump, so even recurring water is no match for them.


  • 2? intake and discharge ports
  • Cast aluminum pump construction
  • Auto-priming allows for intermittent pumping
  • 5.5 HP Honda GX160 engine
  • Pumps up to 50 GPM
  • Choice of skid-mount or wheel-mount

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