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 575999 is a 12 mm electrical industrial component featuring a 3/2-way monostable open valve function with a poppet valve structural design and spring return. It delivers a normal nominal flow rate of 240 l/min to 400 l/min across an operating pressure range of 0.28 MPa to 0.8 MPa (2.8 bar to 8 bar) utilizing QS-4 or QS-6 pneumatic working ports. This IP65-rated component includes non-detenting manual override, soft sealing principle, external pilot air supply, and a nominal width of 4 mm with a 14 ms off switching time. 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 575999. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.