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 P4 AODD pump is a 2-inch air-operated double diaphragm pump delivering high flow rates up to 833 L/min. Designed for demanding industrial applications, the P4 series handles abrasive slurri…
| 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 P4 AODD pump is a 2-inch air-operated double diaphragm pump delivering high flow rates up to 833 L/min. Designed for demanding industrial applications, the P4 series handles abrasive slurries, viscous fluids, and solids-laden wastewater with ease.
Key Features
•
High flow capacity – up to 833 L/min
•
Passes solids up to 12.7 mm diameter
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Rugged cast iron or stainless steel construction
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Self-priming and dry-run capable
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Variable flow control by air regulation
•
ISO9000/EN29000 certified
Technical Specifications
| Parameter | Value |
|---|---|
| Port Size | 2″ (DN50) |
| Max Flow Rate | 833 L/min (220 GPM) |
| Max Working Pressure | 8.6 Bar (125 psi) |
| Max Head | Approx. 86 meters |
| Self-Priming Height | 3 – 7 meters |
| Max Solid Particle | 12.7 mm |
FAQ
Q: What materials are available for the P4 pump body?
A: Cast iron, 316 stainless steel, aluminum alloy, and Hastelloy.
Q: Can the P4 handle abrasive fluids?
A: Yes, the P4 is designed for abrasive slurries and particle-laden fluids.
Q: Does the pump require lubrication?
A: No, the WILDEN air distribution system is self-lubricating.
Need More Information?
If you need more details about WILDEN air-operated double diaphragm pumps or have questions about product selection, installation, operation, and maintenance, please contact our professional engineering team at Haquan Pump Valve. We will serve you wholeheartedly. Your satisfaction is our greatest pursuit.
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