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
This Festo 8004891 industrial component is a 5/2-way monostable valve featuring an 18 mm valve size, a piston gate valve structural design, and a soft sealing principle with piloted control and external pilot air supply. Operating on 24V DC within an operating pressure range of -0.09 MPa to 1 MPa (-0.9 bar to 10 bar), it delivers a normal nominal flow rate of 950 l/min and includes an adjustable exhaust air function, mechanical and pneumatic spring reset methods, detenting and non-detenting manual override, and an LED signal status display. Built with IP65 and IP67 degrees of protection, any mounting position, and c UL us recognition, the unit offers a reversible flow direction and flanged pneumatic working ports. 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 8004891. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.