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 3539747 is an externally controlled 2/2-way closed monostable industrial component featuring a poppet valve design with a piston actuator and soft sealing principle. This pneumatically actuated valve operates with a nominal width of 18 mm, a 3/4 NPT threaded sleeve cable connection, and an internal thread G1/8 pneumatic connection supporting media pressures up to 20 bar across temperatures from -40 °C to 200 °C. It accommodates a wide range of media including water, vapor, neutral liquids, and mineral oil-based hydraulic fluids with a maximum viscosity of 600 mm²/s, utilizing a mechanical spring reset and non-reversible flow direction under the valve seat. Submit the exact part number, quantity, and application requirements to receive a quote for this component.
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 3539747. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.