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Pneumatic Double Diaphragm PUMP A-25

Pneumatic Double Diaphragm PUMP A-25

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Product information
  • 1.Diaphragm life up to 18million times

    2.Patented commutator construction,long time 100% transmission effciency.

    3.Available for 4-6 Spray guns simultaneously

ModelPressure RatioOperating PressureAir consumptionMax.pump speedAir inlet sizeAir exhaust sizeFluid inlet  sizeWeight
A-25 1:160-100psi(4-7bar)23.5scfm(40m3/h)400CPM      1/4"   3/8"     3/4"4.5kg


Type/model: Diaphragm Pump Supplier/A-25

Pressure Ratio: 1:1

Operating Pressure: 60-100psi (4-7bar)

Air consumption: 40m3/h(23.5cfm)

Max flow rate:  16L/min

Air inlet size : 1/4"(6.35mm)

Air exhaust size:3/8"(9.525mm)

Weight: 4.5kg

Material: Stainless steel;

Type: Air Powered Double diaphragm;

Operation Type : Air-operated;

Quality Performance

Maximum Head Top quality ring, a double-acting seal that delivers better performance. 1/4 inch air inlet with NPT fitting uses standard shop air for easy operation.


Features an externally serviceable air distribution system and all-bolted construction. Modular air valve is stall-free, this low pulsation air valve provides smooth and rapid changeover for increased efficiency and minimizes down time.


Rugged construction - resists corrosion for reliable performance and long life. Bolted construction is designed for leak-free fluid handling.


The diaphragm pump with convenient operating are widely used in various industries, such as petroleum, metallurgy, mining, coating material, printing, paper making, water treatment, automotive etc.

Customer questions & answers

Where would i find a rebuild kit for this pump if i needed one? Any part numbers or kits?

You can buy from Zhejiang rongpeng air tools co.,ltd and contact us send email to:, or buy from our agents or leaders in your country market.

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