1/2″ | 13 mm

Wilden PX1 Original Metal AODD Pumps ensure reliability without sacrificing ease of maintenance. With simple installation and easy serviceability, it’s ready for rugged utilitarian applications that require a robust design.

Available wetted path materials are aluminum or stainless steel.

The Wilden PX1 comes equipped with the Pro-Flo X™ Air Distribution System (ADS) which provides superior flow rates, variable control, the patented Efficiency Management System (EMS™), maximum Mean Time Between Repair (MTBR) and lube-free operation.


Wilden PX1 Original Metal Benefits and Features


The Successful Solution

  • 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



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



  • Low cost
  • Simple installation
  • Ease of maintenance


Wilden PX1 Original Metal Performance



(Water Chambers and Manifolds)

Material Ship Wt
Aluminum 6 kg (13 lbs)
316 S.S. 9 kg (20 lbs)



Description Material
Center Section Aluminum
Air Valve Aluminum



  • TO 62.8 LPM (16.6 GPM)


  • 8.6 BAR (125 PSI)


  • 5.8 m (19′) dry, 9.5 m Wet (31′)


  • 1.6 mm (1/16”)


  • Rubber- 0.09 l (.024 gal.)
  • TPE- 0.11 l (.029 gal.)
  • PTFE- 0.09 l (.024 gal)


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)



UL (Underwriters Laboratory)


Wilden pumps have been certified UL 79 in order to meet the stringent requirements of the Oil & Gas industries. You can now have the confidence when selecting Wilden pumps for your tough pumping applications. Wilden pumps can be used when dispensing gas products, fuels, petroleum’s, and or any lubricating applications. This UL certification is indicative of Wilden’s pledge to providing our customers with the latest certifications to meet the stringent demands of your applications.

CSA (Canadian Standards Association)


CSA (Canadian Standards Association) test products for compliance to national and international standards, and issue certification marks for qualified products. Certification marks tell customers and users that a product has been evaluated by a formal process-involving examination, testing and follow-up inspection-and that it complies with applicable standards for safety and performance. The CSA certification document has been prepared, approved, and published by CSA International, and contains rules, requirements, or procedures for an orderly approach to a specific activity. CSA standards includes product design requirements, test methods, classifications, recommended practices, and other considerations. This certification is designed to meet many standards that define safety requirements intended to reduce the risk of personal injury.

ATEX (ATmosphere EXplosible)


It is only natural that the worldwide leading producer of air-operated, double-diaphragm pumps complies with the ATEX 100A directive for explosive atmospheres. The European community and their safety are of utmost importance to us. We take responsibility for not only our product, but also for the supporting documentation and compliance of necessary directives. Wilden is proud to introduce our metallic X pumps that comply with ATEX 94/9/EC Group I, category M2 and Group II, category 2 zones G & D. Our plastic X pumps comply with ATEX 94/9/EC Group II, category 2, zone G.

CE Mark (Conformité Européene – European Conformity)


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.


Wilden P1 PX1 Original Clamped Metal Pump Performance

Wilden P1 PX1 Original Clamped Metal Pump Performance

Wilden P1 PX1 Original Clamped Metal Pump EOM

Wilden P1 PX1 Original Clamped Metal Pump EOM


Talk to one of our Experts

Reach out to our team of Spraying, Pumping, Filtering, Valve, and Systems Specialists today. We know we can help you with any municipal or industrial application challenges.