Hypro Pumps - Pentair

Model 9910-DP400, 500 & 700 Series - Diaphragm Pumps



These polypropylene smooth-operating, three-cylinder diaphragm pumps achieve a max of 20.2 gpm (76.4 lpm) and max of 290 psi (20 bar).

  • Flow rate up to 11.5, 15.6 and 20.2 gpm and pressure up to 290 psi
  • 3 cylinder design eliminates the need for pulsation dampening devices and lengthens the life of the entire pumping system
  • Unique piston design for longer diaphragm life due to improved hydraulic support behind diaphragms
  • Optimized GS25 control unit specially designed for better control of DP423 outputs and pressures
  • Optimized GS35S control unit specially designed for better control of DP573 and DP763 outputs and pressures
  • Lightweight gear reducer with multiple fins cast into casing for added strength and excellent heat dissipation
  • Strong gear reducer rated up to 6.5 hp (gas engine) with ball and needle bearing supported 3/4” shaft for gas engine
  • Oil sight glass for visual oil inspection minimizes problems with crankcase
  • The external inlet and outlet manifold design vs. an internal manifold design allows for easy valve replacement and lower cost repairs
  • Hydraulic motor mounting flange available for driving with SAE 2 bolt A motors

  • Glass-filled polypropylene construction of head, manifold and control components for the maximum in chemical resistance
  • Kynar® and 300 series stainless steel valve design for higher flow and better corrosion resistance
  • Crankcase body of anodized aluminum for corrosion protection

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