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 1/2"(15mm) Maximum fluid discharge of 28L/min
This compact light weight pump is a very popular model and can be used in a variety of applications often inside process machines.

It has very competitive performance and many other features.


Max. fluid temperature 120 ℃ / 248 F
Valve type Flat

General specifications

Maximum capacity 28 liters/min / 7.4 gallons/min
Port size 15 mm / 1/2 "
Air Supply Pressure 1,4 - 7 bar
Discharge Volume per Cycle 93 cc
Maximum Cycles per Minute All diaphragms: 300
Maximum Size Solid 1,0 mm
Maximum Dry Suction Lift All diaphragms: 3 m
Air Motor Standard: Aluminum
Air Motor Options Teflon-coated
Electroless Nickel Plated
Notes Hytrel-fitted pumps include Buna-N o-rings
Santoprene-fitted pumps include EPDM wetted o-rings

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