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WILDEN A2 25 MM (1") METAL AOD PUMP

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The Wilden® A2 – 1″ / 25 mm Original™ Series clamped metal AOD pumps are available in aluminum, alloy C or stainless steel.

They come equipped with the Accu-Flo™ Air Distribution System (ADS), which provides direct electrical interface control, reduced system costs, automated system operation and lube-free operation.

Elastomers are available in the following materials:

  • Buna-N
  • EPDM
  • Neoprene
  • Polyurethane
  • PTFE
  • Saniflex™
  • Viton®
  • Wil-Flex™

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WILDEN A2 25 MM (1") METAL AOD PUMP

Features & Benefits

Features & Benefits

  • Decades of proven performance
  • Intrinsically safe
  • Clamped connections for faster maintenance
  • 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)

Material Ship Wt
Aluminum 12 kg (26 lbs)
Alloy C 18 kg (40 lbs)
Stainless Steel 16 kg (36 lbs)

 

NON-WETTED HOUSINGS

Description Material
Center Section Aluminum, PTFE-coated Aluminum, Nickel-plated Aluminum or Polypropylene
Air Valve Aluminum, Acetal, Polypropylene or UHMW PE

 

FLOW RATE TO 129 LPM (34 GPM)
MAX PRESSURE = 8.6 BAR (125 PSI)

MAXIMUM SUCTION LIFT CAPABILITY

Model A2T

7.25 m Dry (23.8′)

Model A2P

7.43 m Dry (24.4′)

MAXIMUM DIAMETER SOLIDS

3.2mm (1/8″)

DISPLACEMENT PER STROKE

Model A2T

  • Rubber- 0.33 l (.087 gal.)
  • PTFE- 0.15 l (.039 gal)

Model A2P

  • Rubber- 0.35 l (.092 gal.)
  • PTFE- 0.20 l (.054 gal)

Elastometer Options

Elastomer Options

Material Temperature Limits
Buna-N -12.2 to +82.2 °C (+10 to +180 °F)
EPDM -51.1 to +137.8 °C (-60 to +280 °F)
Neoprene -17.8 to +93.3 °C (+0 to +200 °F)
Polyurethane -12.2 to +65.6 °C (+10 to +150 °F)
PTFE +4.4 to +104.4 °C (+40 to +220 °F)
Saniflex™ -28.9 to +104.4 °C (+20 to +220 °F)
Viton® -40 to +176.7 °C (-40 to +350 °F)
Wil-Flex™ -40 to +107.2 °C (-40 to +225 °F)

WILDEN A2 25 MM (1") METAL AOD PUMP MANUALS

Following are a wide range of installation, engineering, and maintenance manuals for Wilden diaphragm pumps. These can assist you in ordering any spares parts you may require, and assist with any installation and troubleshooting you may encounter.