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Wilden PX4 – 38 mm (1 1/2″) Stallion Original Metal Pump

13PX4

The Wilden® PS4 – 1-1/2″ / 38 mm Stallion® Original™ Clamped Metal AOD pumps are available in aluminum and ductile iron.

They come equipped with the Pro-Flo® SHIFT Air Distribution System (ADS) that 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). Available Pro-Flo SHIFT center section material is aluminum.

Elastomers are available in the following materials:

  • Geolast®
  • Polyurethane
  • Saniflex™
  • Wil-Flex™

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Wilden PX4 – 38 mm (1 1/2″) Stallion Original Metal Pump

Features & Benefits

Features & Benefits

  • Decades of proven performance
  • Excellent for abrasive products and solid-laden slurries
  • Intrinsically safe
  • Clamped connections for faster maintenance
  • Large internal clearance and flow-through design to prevent clogging
  • ON/OFF reliability
  • Unique ball/seat check valve assembly to maximize part life, suction lift and rates
  • Ultra-Flex diaphragm technology increases parts life
  • Polyurethane screen base for added durability
  • 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 system (ADS)
  • Simplicity of design
  • Superior anti-freezing
  • Increased On/Off reliability

ECONOMICAL

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

Performance

Performance

WETTED HOUSINGS (WATER CHAMBERS AND MANIFOLDS)

Material Ship Wt
Aluminum 22 kg (49 lbs)
Ductile Iron 30 kg (66 lbs)

NON-WETTED HOUSINGS

Description Material
Center Section Aluminum
Air Valve Aluminum

FLOW RATE TO 307 LPM (81 GPM)
MAX PRESSURE = 8.6 BAR (125 PSI)

MAXIMUM SUCTION LIFT CAPABILITY

5.7 m (18.7″) Dry, 9.0 m (29.5″) Wet

MAXIMUM DIAMETER SOLIDS

13 mm (1/2″)

DISPLACEMENT PER STROKE

  • TPE EZ-Install- 0.8 l (0.22 gal)

Elastometer Options

Elastomer

Material Temperature Limits
Geolast® -40 to +82 °C (-40 to +180 °F)
Polyurethane -12 to +66 °C (+10 to +150 °F)
Saniflex™ -28.9 to +104.4 °C (+20 to +220 °F)
Wil-Flex™ -40 to +107.2 °C (-40 to +225 °F)

Wilden PX4 – 38 mm (1 1/2″) Stallion Original Metal 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.