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 part number 525119 is a 10 mm wide electrical 5/2-way monostable industrial component featuring a pressure relief poppet valve structural design and a mechanical spring reset method. It operates on 24V DC within an operating pressure range of -0.09 MPa to 0.8 MPa (-0.9 bar to 8 bar, -13.05 psi to 116 psi) and delivers a normal nominal flow rate of 90 l/min through QS-4 pneumatic working ports. This unit includes an adjustable exhaust air function, a soft sealing principle, a non-detenting manual override, an IP55 degree of protection, and holds c UL us recognition along with RCM compliance while meeting EU and UK EMC and RoHS directives. 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 525119. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.