AODD Diaphragm Pumps


Manufacturers air-operated double diaphragm pumps


(N)DP Series pumps are the backbone of the industrial line. A unique, patented air-valve design ensures stall-free operation throughout product life. Bolted construction and common component replaceable parts maximize uptime and increase profitability.

View the different types

Select one of the standard configurations, to see more detailed information.

Housing / Membrane


Port Size 3/8"(10mm) maximum fluid discharge is 22L/min
A compact light weight pump often used inside chemical processes.

It has a very competitive performance as well as many other features.


Max. fluid temperature 82 ℃ / 179.6 F
Valve type Ball

General specifications

Maximum capacity 22 liters/min / 5.81 gallons/min
Port size 10 mm / 3/8 "
Air Supply Pressure 1,4 - 7 bar
(0,14 - 0,7 MPa)
Discharge Volume per Cycle 50 cc
Maximum Cycles per Minute All Diaphragms: 400
Maximum Size Solid 1,0 mm
Maximum Dry Suction Lift All diaphraghms: 1,5 m
Air Motor Standard: Ryton air motor
Notes: Hytrel-fitted pumps include Buna-N wetted o-rings
Santoprene-fitted pumps include EPDM wetted o-rings
Kynar(PVDF) pumps fitted with Santoprene, Hytrel or Teflon include Teflon o-rings
Flat valves are standard PTFE

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