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AR503-GR1-GCI Diaphragm Pump with Gearbox and Control Unit


Available for Purchase!

SKU: AR503-GR1-GCI Categories: ,


AR503-GR1-GCI Diaphragm Pump with Gearbox 1 inch hollow shaft and Control Unit

Call for Special Pricing – 561-964-3228!

This pump supersedes Hypro 9910-D503GRGI Diaphragm pump

140 degrees Fahrenheit – Max Water Temp | 35 mm – Suction | 1 inch – Outlet
GR 1 inch – Pinion inner diameter in inches / pump with mounted gear box
GCI – pump with a mounted control unit / unloader


  • Alternating volumetric pumps with three semi-hydraulic diaphragms for use in the gardening or semi-professional agricultural sectors, trolley-mounted in combination with electric motors or internal combustion engines for gardening, and small sprayers for medium-pressure pesticide treatments in gardens, greenhouses, orchards or vineyards
  • Parts in contact with pumped liquids in Rilsan-coated or anodized aluminum, nylon and stainless steel
  • Diaphragms in NBR, Desmopan or Viton.


Max GPM 14.3
Max L/Min 54.1
Max PSI 580
MaxBar 40
Outlet 3/4 inch NPT
Max Temp 140 degrees Fahrenheit
HP 5.6
Weight 25.4
Suction 30 mm
Pressure Medium



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Prop 65 Warning!

This product can expose you to chemicals which are known to the State of California to cause cancer.