AOD & AODD Pumps
Centro carries a complete selection of Air Operated Diaphragm Pumps (AOD Pumps) and Air Operated Double Diaphragm Pumps (AODD Pumps) available to purchase online. AOD Pumps are positive displacement pumps that use a diaphragm to move fluids. AODD Pumps are similar to AOD Pumps but have two diaphragms that work together to move fluids. Both pumps are available in various sizes and materials to suit your specific application. We carry a wide selection of AOD Pumps and AODD Pumps from top manufacturers, so you're sure to find the perfect pump for your application. Centro's online store is ideal for finding the right pump.
$800.02
Subject to factory lead times
$800.02
Subject to factory lead times
$800.02
Subject to factory lead times
$800.02
Subject to factory lead times
$840.02
Subject to factory lead times
$640.02
Subject to factory lead times
$640.02
Subject to factory lead times
$640.02
Subject to factory lead times
$640.02
Subject to factory lead times
$700.02
Subject to factory lead times
$1,715.04
Subject to factory lead times
$1,715.04
Subject to factory lead times
$800.02
Subject to factory lead times
$800.02
Subject to factory lead times
$800.02
Subject to factory lead times
$800.02
Subject to factory lead times
$840.02
Subject to factory lead times
$640.02
Subject to factory lead times
$640.02
Subject to factory lead times
$640.02
Subject to factory lead times
$640.02
Subject to factory lead times
$700.02
Subject to factory lead times
$1,715.04
Subject to factory lead times
$1,715.04
Subject to factory lead times
- An Air Operated Double Diaphragm (AODD) pump uses compressed air to move two diaphragms back and forth, creating suction and discharge. It is a versatile, self priming pump used for chemicals, slurries, wastewater, and abrasive fluids.
- AODD pumps can run dry, handle solids, pump viscous fluids, and operate safely in hazardous environments. They require minimal maintenance and have no mechanical seals.
- No. AODD pumps require compressed air as the power source. Without air, the diaphragms cannot move and the pump will not operate.
- To size an AODD pump, you need flow rate (GPM), discharge pressure, fluid type, viscosity, temperature, and required material compatibility. Proper air supply and line sizing are also important.
- Maintenance typically includes diaphragm and check valve replacement, air distribution system cleaning, and inspection of wear parts. AODD pumps are known for easy serviceability.
- Material selection depends on chemical compatibility and abrasion resistance. Common options include polypropylene, PVDF, aluminum, stainless steel, Buna, Santoprene, PTFE, and Viton.

