Hypro D303 Diaphragm Pump & D303GRGI Diaphragm Pump

Medium Pressure Pump

Features:

  • Max. flow: 7.9 gpm/30 L/min
  • Max. pressure: 580 psi/40 BAR
  • Max. rated speed: 550 rpm for 9910-D303
  • Max. rated speed: 3600 rpm for 9910-D303GRGI
  • Max. fluid temperature: 140 degrees F
  • Port sizes: 1" inlet, 1/2" NPT hose barb outlet
  • Shaft: 9910-D303 is flanged for kit attachment 9910-D303GRGI has 3/4" hollow shaft for gas engine mount
  • Diaphragms: 2, semi-hydraulic
  • Housing: anodized aluminum
  • Mounting base: included
  • Weight: 20.9 lbs.

 

Hypro Diaphragm Pump D303

Recommended control unit: 9910-GR40

All HP requirements listed in the table below are electrical. For approximate gasoline equivalent multiply by 1.3

Pressure in PSI and BAR GPM HP GPM HP GPM HP GPM HP
L/min W L/min W L/min W L/min W
@ 350 RPM @ 450 RPM @ 500 RPM @ 550 RPM
0 PSI 5.0 0.4 6.1 0.5 6.4 0.6 7.9 0.7
0 BAR 18.9 298 23 373 24.2 447 30 522
290 PSI 4.0 0.5 5.3 1.0 5.8 1.2 7.1 1.3
20 BAR 15.1 373 20 746 21.9 895 26.8 969
435 PSI 3.9 1.2 5.2 1.5 5.7 1.7 6.7 1.9
30 BAR 14.7 895 19.7 1118 21.6 1268 23.4 1416
580 PSI 3.9 1.5 5.2 1.9 5.6 2.1 6.6 2.4
40 BAR 14.7 1118 19.7 1416 21.2 1566 25 1789

Dimensions

  Standard Metric
A 4 21/64" 110 mm
B 7 3/4" 179 mm
C 4 59/64" 125 mm
D 10 35/64" 268 mm
E 6 1/2" 165 mm
F 10 21/32" 271 mm

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Hypro D303 Pump

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