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 4500011 is a direct-controlled 3/2 open/closed monostable industrial component featuring a manual actuation type and a 20 mm width. Operating with a plate seat structural design and a soft sealing principle, it delivers a normal nominal flow rate of 750 l/min through a 1/8 NPT pneumatic working port across an operating pressure range of -0.095 MPa to 1 MPa. Certified for ATEX Zone 1, Zone 2, Zone 21, and Zone 22 explosion prevention and protection, this unit utilizes compressed air per ISO 8573-1:2010 [7:-:-] with mechanical spring reset and adjustable exhaust air function. Submit the exact part number, quantity, and application requirements to request a quote.
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 4500011. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.