Wilden Products

Durability, Reliability and Cost Savings

Not only are Wilden pumps the most cost-effective, reliable and energy-efficient solutions available, but our state-of-the-art air distribution systems (ADS) significantly increase positive displacement pump productivity by reducing air consumption and maintenance for the most energy-efficient AODD pump operation possible.

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Specialty Series

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Wilden Markets

Wilden® solves pumping challenges across the spectrum

Wilden® positive displacement air-operated double-diaphragm (AODD) pump solutions are leading the way in a host of industries and applications.

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Wilden Support

The Wilden World of Service and Support - Assistance Beyond Expectations

Wilden® is always ready to assist with technical support for Wilden AODD pumps, parts or accessories.

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Thermoplastic Elastomers (TPE)

Wilden® TPE diaphragms are durable, low cost and operate over a wide temperature range. Injection-molded of premium grade engineering resins, TPE diaphragms have inherent tensile strength without the need for fabric reinforcement. TPE diaphragms are available in Wilden’s integral piston and EZ-Install diaphragm design as well as the traditional AODD diaphragm shape (pie-shape).

Wil-Flex™ (Santoprene®)


  • Lower cost substitute for Buna-N material
  • Best for petroleum-/oil-based fluids and applications, including gasoline, fuel oils and motor oils
  • Moderate flex life, good abrasion resistance and durability
  • Available designs:

Saniflex™ (Hytrel®)

  • Outstanding sealing of low specific gravity and highly lubricious materials
  • Excellent for food applications, fats and oils, and complies with FDA CFR 21.177 standards
  • Good flex life, excellent abrasion resistance and durability
  • Available designs:


  • Excellent for general purpose
  • Recommended for non-aggressive applications such as water-based slurries, well water and seawater
  • Excellent flex life, abrasion resistance and durability
  • Available designs: