Wilden® A.025 & A.025P - ¼" / 6 mm Air-Operated Double-Diaphragm (AODD) Original™ Series Plastic Pump

The Wilden® A.025 & A.025P - ¼" / 6 mm Original™ Series clamped plastic Air-Operated Double-Diaphragm (AODD) Pumps ensure reliability without sacrificing ease of maintenance. With simple installation and easy serviceability, they are ready for rugged utilitarian applications that require a robust design.

Available wetted path materials are polypropylene, PVDF or carbon-filled acetal.

The Wilden A.025 & A.025P come equipped with the Pro-Flo® SHIFT Air Distribution System (ADS), which provides 60% savings in air consumption, more yield per SCFM, precisely metered air consumption for less product waste and maximum Mean Time Between Repair (MTBR).

Elastomers are available in the following materials:

  • Buna-N
  • PTFE
  • Wil-Flex™
A.025 / A.025P – 6 mm (¼”)

Features & Benefits

Benefits and Features

The Successful Solution

  • Decades of proven performance
  • Intrinsically safe
  • Self-priming
  • Variable speed
  • Dry-run without damage
  • Single-point exhaust option
  • Shear-sensitive
  • Widest range of materials in the industry

Dependable

  • Longest Mean Time Between Repair (MTBR)
  • Proven air distribution systems (ADS)
  • Simplicity of design
  • Superior anti-freezing
  • Increased On/Off reliability

Economical

  • Low cost
  • Simple installation
  • Ease of maintenance

Performance

Performance

WETTED HOUSINGS (Water Chambers and Manifolds)

MaterialShip Wt
Polyproylene 1.4 kg (3.0 lbs)
PVDF 1.4 kg (3.0 lbs)
Carbon-filled Acetal 1.4 kg (3.0 lbs)

NON-WETTED HOUSINGS

DescriptionMaterial
Center Section Polypropylene & Carbon-filled Acetal
Air Valve Aluminum

MAXIMUM SUCTION LIFT CAPABILITY

3.53 m (11')

DISPLACEMENT PER STROKE

A.025T

  • Rubber- 0.016 l (.004 gal.)
  • PTFE- 0.017 l (.005 gal)

A.025P

  • Rubber- 0.018 (.005 gal)
  • PTFE- 0.017 (.005 gal)

Elastomer

Elastomer Options

MaterialTemperature Limits
Buna-N -12.2 to +82.2 °C (+10 to +180 °F)
PTFE +4.4 to +104.4 °C (+40 to +220 °F)
Wil-Flex™ -40 to +107.2 °C (-40 to +225 °F)

Certifications

Certifications

CE Mark (Conformité Européene - European Conformity)

CE

Wilden Pump & Engineering LLC has met the criteria for placing the CE mark on our product line. On December 3, 1999, Wilden fully self-certified its product line by meeting all the regulations of the Machinery and PED (Pressure Equipment) Directives. Every pump manufactured by Wilden will now receive the CE mark. Each pump box will also include a Safety Supplement manual in the eleven official languages of the European Community. This CE mark certification is indicative of Wilden's pledge to providing our distributor network with all the sales tools necessary to excel in a global economy.

Videos

Videos