Confirm the exact configuration
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.

Festo
The Festo 173109 is a 3/2 open, monostable industrial component featuring an electrical actuation method and a piston slide design structure. Operating at a working pressure range of 2 to 8 bar, this unit delivers a standard nominal flow rate of 500 l/min through a nominal size of 5 mm and an 18 mm grid dimension. It incorporates a mechanical spring reset, soft sealing principle, internal pilot air supply, and throttleable exhaust-air function within an IP65-rated enclosure carrying c UL us - Recognized (OL) authorization. Submit the exact part number, quantity, and application requirements to receive a formal quotation.
Industrial and obsolete parts are priced per enquiry: the final price depends on available stock, condition, quantity, and your delivery destination, so a fixed list price would be misleading. Request a quote and we confirm current pricing, lead time, and sourcing options — including hard-to-find and discontinued Festo references — within one business day.
For a faster response, include quantity, condition, and delivery destination.
Verified configuration
Engineering context
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Our sourcing response is prepared against Festo 173109. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.