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 8122812 is a 3/2 monostable open/closed rocker valve featuring a diaphragm seal, soft sealing principle, and side electrical connection via a cable with a plug and connection pattern HP. This directly controlled, electrical component has a nominal width of 1.6 mm, a size 10 footprint, a flange fluid connector, and a non-reversible flow direction with a mechanical spring reset. Constructed with FFPM and PEEK media-contacting materials, it accommodates liquid and gaseous media within a medium temperature range of 0 °C to 50 °C, a 35 °l internal volume, and mounts using through-holes for M2 screws in any position. 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 8122812. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.