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Wilden A2 – 25 mm (1″) Original Plastic Pump

2A200P

The Wilden® A2 – 1″ / 25 mm Original™ Series clamped plastic AOD pumps are available in polypropylene or PVDF.

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 A1 & A1P 13 MM (1/2") PLASTIC 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)

MaterialShip Wt
Polyproylene8.7 kg (19.0 lbs)
PVDF10.1 kg (22.0 lbs)

FLOW RATE TO 79.5 LPM (21 GPM)

NON-WETTED HOUSINGS

DescriptionMaterial
Center SectionPolypropylene
Air ValveBrass, Teflon®-coated Brass, or Nickel-plated Brass

 

FLOW RATE TO 79.5 LPM (21 GPM)

MAXIMUM SUCTION LIFT CAPABILITY

3.3 m (10.8′)

MAXIMUM DIAMETER SOLIDS

3.17 mm (1/8”)

DISPLACEMENT PER STROKE

Model A2T

  • Rubber- 0.06 l (.015 gal.)
  • PTFE- 0.05 l (.014 gal)

DISPLACEMENT PER STROKE

Model A2P

  • Rubber- 0.12 l (.030 gal.)
  • PTFE- 0.11 l (.028 gal)

Elastometer Options

Elastomer Options

MaterialTemperature Limits
Buna-N-12.2 to +82.2 °C (+10 to +180 °F)
EPDM-51.1 to +137.8 °C (-60 to +280 °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″) Original Plastic Pump Manual

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.