Genuine Wilden AODD Diaphragm Pumps & Spare PartsWilden Pump Maintenance — Simple Service Intervals
How to keep a Wilden AODD pump running for years — simple checks, wear parts and service intervals. From an authorized Wilden dealer.

The WILDEN P025 is the smallest model in the P-Series air-operated diaphragm range, with a 1/4-inch port delivering up to 6 GPM (22.7 L/min) at 8.6 bar. Despite its compact footprint it offers full AO…
| Flow Rate | 1040 L/min (62.4 m³/h / 275 GPM) |
|---|---|
| Head | 0-86m |
| Inlet / Outlet Diameter | 6-100mm |
| Material | Aluminum Alloy, Cast Iron, SS316 Stainless Steel, Hastelloy, PP, PVDF, Carbon Filled Acetal |
The WILDEN P025 is the smallest model in the P-Series air-operated diaphragm range, with a 1/4-inch port delivering up to 6 GPM (22.7 L/min) at 8.6 bar. Despite its compact footprint it offers full AODD versatility — self-priming, run-dry safe and seal-less — in metal or plastic construction to suit corrosive, abrasive or shear-sensitive fluids.
Key Features
• Compact and portable — fits tight spaces and mobile skids
• Metal or plastic wetted options for broad fluid compatibility
• Self-priming lift of 3–7 m; runs dry without damage
• Flow and pressure adjusted simply by regulating air supply
Specifications
• Port size: 1/4 in; Max flow: 6 GPM / 22.7 L/min
• Max pressure: 8.6 bar (125 psi)
• Body materials: aluminium, stainless steel, PP, PVDF
• Diaphragm: PTFE, Wil-Flex or Santoprene®; Max particle: 1.6 mm
If you would like to learn more about WILDEN air-operated diaphragm pumps, please contact the HAQUANPUMP team. We will serve you wholeheartedly, and your satisfaction is our pursuit.
Genuine Wilden AODD Diaphragm Pumps & Spare PartsHow to keep a Wilden AODD pump running for years — simple checks, wear parts and service intervals. From an authorized Wilden dealer.
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