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Wilden P400 38 mm (1-1/2”) Metal AOD Pump See all Brands

The Wilden® AP400 – 1 1/2" / 38 mm Advanced™ Series bolted metal AOD pumps are available in aluminum, stainless steel or alloy C.

They come equipped with the Pro-Flo® Air Distribution System (ADS), which provides the longest-lasting wear parts, on/off reliability, maximum Mean Time Between Repair (MTBR) and lube-free operation.

Elastomers are available in the following materials:

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

P400

  • Features & Benefits
  • Performance
  • Elastomer

Features & Benefits

  • Higher flow rates/Increased pump output
  • Intrinsically safe
  • Bolted connections for superior containment
  • Variable flow and pressure
  • Shear-sensitive
  • Dry-run capable
  • Portable and submersible
  • Viscous and non-viscous product transfer
  • Large solids passage
  • High suction lift
  • Ease of operation and maintenance

Dependable

  • Longest Mean Time Between Repair (MTBR)
  • Increased On/Off reliability
  • Reduced turbulence
  • Superior torque retention
  • Anti-freezing ADS
  • Reduced internal friction
  • Largest chemical compatibilities

Economical

  • Greater flow per SCFM input
  • Reduced air consumption and kilowatt usage
  • Lower operational costs and downtime
  • Optimized applications

Performance

WETTED HOUSINGS (Water Chambers and Manifolds)

MaterialShip Wt
Aluminum 25 kg (55 lbs)
Stainless Steel 35 kg (77 lbs)
Alloy C 38 kg (83 lbs)

NON-WETTED HOUSINGS

DescriptionMaterial
Center Block Polypropylene
Air Valve Polypropylene
Air Chambers Aluminum

FLOW RATE TO 409 LPM (108 GPM)
MAX PRESSURE = 8.6 BAR (125 PSIG)

MAXIMUM SUCTION LIFT CAPABILITY

4.2 m (13.6') Dry

MAXIMUM DIAMETER SOLIDS

7.9 mm (5/16'')

DISPLACEMENT PER STROKE

Aluminum

  • Rubber- 1.14 l (0.30 gal)
  • TPE- 1.14 l (0.30 gal)
  • PTFE Reduced Stroke- 0.57 l (0.15 gal)
  • PTFE Full Stroke- 1.1 l (0.30 gal)
  • Ultra-Flex- .79 l (0.21 gal)

Stainless Steel

  • Rubber- 0.98 l (0.26 gal)
  • TPE- 1.10 l (0.29 gal)
  • PTFE Reduced Stroke- 0.53 l (0.14 gal)
  • PTFE Full Stroke- 1.0 l (0.27 gal)
  • Ultra-Flex- .76 l (0.20 gal)

Elastomer

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)
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)

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