PS1 1/2”/ 13 mm Saniflo™ FDA Clamped Metal Pump

The Wilden® PS1 1/2” (13 mm) Saniflo™ FDA meets the strict FDA guidelines established for sanitary process applications. The PS1 Saniflo FDA pump complies with all FDA, CE, 1935/2004/EC and ATEX requirements.

Available wetted-path material is stainless steel.

The PS1 Saniflo FDA pump ensures reliability and ease of use and maintenance.

With simple installation and robust durability, the PS1 Saniflo FDA pump incorporates a straight flow-through design, large solids passage, shear-sensitive operation, Tri-clamp®-style fittings and efficiencies to ensure process success.

Elastomers are available in the following materials:

  • Buna-N
  • PTFE
  • Saniflex™
  • Wil-Flex™

Features & Benefits

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

Contact your local authorized distributor today to purchase a PS1 FDA pump!




MaterialShip Wt
Stainless Steel 9 kg (20 lbs)


Center Block Aluminum
Air Valve Aluminum


  • Rubber - 60.2 lpm (15.9 gpm)
  • TPE - 60.2 lpm (15.9 gpm)
  • PTFE – 59.8 lpm (15.8 gpm)

MAX PRESSURE = 8.6 BAR (125 psig)


  • Rubber - 5.9 m Dry (19.3’), 9.8 m Wet (32.3’)
  • TPE - 5.7 m Dry (18.7’), 8.3 m Wet (27.2’)
  • PTFE - 4.3 m Dry (14.2’), 9.7 m Wet (31.7’)


1.6 mm (1/16”)


  • Rubber - 0.10 L (0.027 gal)
  • TPE - 0.10 L (0.026 gal)
  • PTFE - 0.10 L (0.026 gal)


Elastomer Options

MaterialTemperature Limits
Buna-N –12°C to 82°C (10°F to 180°F)
EPDM –51°C to 138°C (–60°F to 280°F)
Saniflex™ –29°C to 104°C (–20°F to 220°F)
SIPD PTFE with EPDM-backed 4°C to 137°C (40°F to 280°F)
SIPD PTFE with Neoprene-backed 4°C to 93°C (40°F to 200°F)
PTFE1 4°C to 104°C (40°F to 220°F)
Viton® FKM –40°C to 177°C (–40°F to 350°F)
Wil-Flex™ –40°C to 107°C (–40°F to 225°F)



FDA (Food & Drug Administration)

Wilden's Saniflo™ Series utilizes FDA compliant materials to meet the necessary requirements of the Food & Drug Administration. You can now feel confident that Wilden pumps can handle your food or pharmaceutical applications with ease. The FDA compliance is a pledge to our customers that Wilden is 100% behind your industries, offering a multitude of options for your process.

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.

European Community Regulation 1935/2004/EC

European Community Regulation

Wilden is pleased to offer Saniflo FDA and Saniflo Hygienic Series (HS) pump models that comply with the European Community Regulation 1935/2004/EC directives for Food Contact Materials. The 1935/2004/EC Regulation requires all pump components intended to come into contact with food must be constructed of approved materials specified in Annex 1 (EC) 1935/2004 and be traceable by heat/batch/lot numbers.

Wilden ATEX Product Summary

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




Spec Sheet

Dimensional Drawings

Solid Model Drawings




Pro-Flo SHIFT - How It Works Animation


Watch this How It Works Animation to see exactly how Wilden's Pro-Flo SHIFT works compared to other AODD pumps. In this video you will see how the Pro-Flo SHIFT is more simple, reliable, and efficient compared to traditional AODD competitors. It is truly as easy as plug, pump and save!