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 8122789 is a monostable 3/2-way closed industrial component featuring electrical actuation and an exceptionally compact 5.9 mm width with a 0.36 mm nominal width. This poppet valve utilizes a mechanical spring reset method, soft sealing principle, and a front connection direction, delivering a normal nominal flow rate of 5.5 l/min with a 0.006 Gal/min US Cv value. Operating pressure spans from -0.1 MPa to 0.7 MPa (-1 bar to 7 bar / -14.5 psi to 100 psi) with port 3 restricted to -1 to 0 bar, supporting a maximum switching frequency of 10 Hz and a 6 ms switch-off time under an IP40 degree of protection. Submit the exact part number, quantity, and application requirements to receive a formal quotation 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 8122789. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.