Select Page


AR403-SP Diaphragm Pump


Available for Purchase!

SKU: AR403-SP Categories: ,


AR403-SP – 550 RPM – Semi Hydraulic Three Diaphragm Pump

Call for Special Pricing – 561-964-3228!

This pump supersedes Hypro D403 pump. This ‘-SP’ version does not come with Gearbox or Control Unit. This is a bare pump which will need a Control Unit to operate.
140 degrees Fahrenheit – Max Water Temp | 35 mm – Suction | 1 inch – Outlet
SP – Single shaft with 3 or 6 threaded holes or , in other models cylindrical & key shaft


  • 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 anodized aluminum.
  • Diaphragms in NBR, Desmopan or Viton.


Max GPM 10.7
Max L/Min 40.7
Max PSI 580
MaxBar 40
Outlet 1/2″ NPT
Max Temp 140 degrees Fahrenheit
HP 3.7
Weight 19.8
Suction 1″
Pressure Medium



There are no reviews yet.

Be the first to review “AR403-SP Diaphragm Pump”

Your email address will not be published. Required fields are marked *

18 + three =

Customer Questions & Answers

There are no questions yet. Be the first to ask a question about this product.

Send me a notification for each new answer.

Prop 65 Warning!

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