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Wilden Pro-Flo Series 25 mm (1″) Bolted Metal Air-Operated Double-Diaphragm Pump (P220/P230)
The Wilden Pro-Flo Series 25 mm (1″) bolted metal AODD pump (P220/P230) offers up to 35% higher flow rates than competing models with enhanced containment and superior diaphragm life. Capable of flow rates up to 212 lpm (56 gpm) and maximum pressure of 8.6 bar (125 psi), this portable and submersible pump features exact drop-in footprint compatibility with Wilden clamped models. Available with threaded (P220) or flanged (P230) connections in Aluminum, Stainless Steel, and Ductile Iron wetted materials.
Overview
Setting the standard for performance and containment, the Wilden® 25 mm (1″) Pro-Flo® Series Bolted Metal AODD Pump (P220/P230) features an enhanced fluid flow path design that delivers up to 35% higher flow rates compared to competitive models. Engineered for maximum reliability, superior seal integrity, and extended mean time between repair (MTBR), this 1-inch metal AODD pump shares the exact bolt-down footprint and connection layout as Wilden clamped pumps, allowing seamless, drop-in replacement.
Key Features & Advantages
- Higher Flow Rates: Redesigned liquid path provides up to 35% greater flow performance.
- Drop-in Replacement: Exact same bolt-down footprint and port spacing as Wilden clamped series pumps.
- Flexible Connection Options: Threaded NPT/BSPT liquid connections (P220) or flanged DIN/ANSI connections (P230).
- Wide Material Compatibility: Wetted housing available in Aluminum, Stainless Steel, and Ductile Iron.
- High Suction Lift & Solid Handling: Dry suction lift up to 5.5 m (18.2 ft) and handles solids up to 6.4 mm (1/4 in).
- Versatile Operation: Fully portable, submersible, and capable of dry running without damage.
Technical Specifications
| Parameter | Specification |
|---|---|
| Brand / Manufacturer | Wilden (PSG / A Dover Company) |
| Model | P220 (Threaded) / P230 (Flanged) |
| Liquid Inlet / Outlet | 25 mm (1″) NPT/BSPT or DIN/ANSI Flanged |
| Air Inlet Size | 1/4″ FNPT |
| Max Flow Rate | Rubber & TPE: 212 lpm (56 gpm) | Full-Stroke PTFE: 185 lpm (49 gpm) |
| Max Operating Pressure | 8.6 bar (125 psi) |
| Max Solids Passage | 6.4 mm (1/4″) |
| Max Suction Lift | Dry: up to 5.5 m (18.2 ft) | Wet: up to 9.3 m (30.6 ft) |
| Wetted Materials | Aluminum (11 kg), Stainless Steel (23 kg), Ductile Iron (21 kg) |
| Non-Wetted Materials | Polypropylene, Acetal, Conductive Polypropylene |
| Elastomers | Buna-N, EPDM, FKM, Neoprene, PTFE, Polyurethane, Saniflex™, Wil-Flex™ |
Typical Applications
- Chemical processing and solvent handling
- General industrial liquid transfer
- Oil, gas, paints, and coatings
- Water and wastewater management
- Mining, ceramic slurry, and marine operations
