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 8122819 is a Size 10 directly controlled 3/2 monostable rocker valve featuring a soft sealing principle with EPDM and PEEK media-contacting materials, a 1.6 mm nominal width, and a non-reversible flow direction. Designed with a diaphragm seal, top electrical connection via a cable with a plug featuring connection pattern HP, and an internal volume of 35 µl, this component handles gaseous and liquid media within a 0 °C to 50 °C temperature range while requiring a maximum particle size of 5 °C. It includes no manual override, incorporates a mechanical spring reset method, and mounts via a through-hole for an M2 screw in any mounting position. Submit the exact part number, quantity, and application requirements to receive 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 8122819. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.