Air Operated Double Diaphragm Pumps

Some of the most difficult liquids to pump are sludges, chemicals, paint, fuels, oils, and other volatile liquids.  Double Diaphragm pumps or Air Operated Diaphragm pumps rental pumps offer a versatile pump for the most difficult pumping jobs.  Theses rental pumps offer a variable flow rate and are simple to operate.  No need for electric or fuel to operate an engine, just compressed air.  Double Diaphragm pumps can also run dry without damage and keep your job site dry.


  • Air operated—no fuel or electricity required to operate
  • Heavy duty pump designed to handle sludge, slurries, and chemicals
  • Large solids handling (flap valve models)
  • Lightweight and versatile
  • Ideal for explosion proof environments
  • Preferred pump of choice for Oil & Gas well site operations for pumping drilling mud and various fluids
  • Quick and easy to operate
  • Variable flow rate
  • No mechanical seals
  • Pump safety tips


  • Oil & Gas
  • Municipalities
  • Landfills
  • Quarries/Mining
  • Environmental Cleanup
  • Refineries/Process
  • Sludge Pumping
  • Construction Site Dewatering

Also known as Air Operated Diaphragm Pump, Double Diaphragm Pump, AODD Pump or Peanut Pump.

  • Air Operated Diaphragm Pumps
  • Air Operated Diaphragm Pumps
  • Air Operated Diaphragm Pumps
  • Air Operated Diaphragm Pumps
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Model Pump Size Max Flow Max Head Max Solids
S20 - Aluminum (Spec Sheet) 2" x 2"5.08 cm x 5.08 cm 150 GPM568 LPM 125 PSI8.62 BAR .25 inches0.635 cm
S20 - Poly/Chemical 2" x 2"5.08 cm x 5.08 cm 160 GPM606 LPM 100 PSI6.89 BAR .66 inches1.68 cm
S30 - Aluminum (Spec Sheet) 3" x 3"7.62 cm x 7.62 cm 235 GPM889 LPM 125 PSI8.62 BAR .25 inches0.635 cm
HDF2 - Flap Valve - Aluminum 2" x 2"5.08 cm x 5.08 cm 140 GPM530 LPM 125 PSI8.62 BAR 2" diameter5.08 cm diameter
HDF3 - Flap Valve - Aluminum 3" x 3"7.62 cm x 7.62 cm 260 GPM984 LPM 125 PSI8.62 BAR 3" diameter7.62 cm diameter

Specifications are approximate and may vary. Ask your sales representative for specific dimensions for the unit we supply to you.

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At E-Pump, we uphold a rigorous inspection procedure and a thorough maintenance program to keep our pumps running in top condition.

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E-Pump can provide you with a 4, 6, or 8-inch flowmeter for your next project. Ask your sales representative about availability.