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 8140318 is a size 12 directly controlled rocker valve featuring a diaphragm seal with soft sealing and EPDM and PEEK media-contacting materials. This 3/2 monostable open/closed valve utilizes a 2 mm nominal width, a non-reversible flow direction, and a mechanical spring reset, supporting both liquid and gaseous media within a 0 °C to 50 °C temperature range. Featuring a 60 µl internal volume and a flange fluid connector, it includes an electrical connection at the top via a cable with a plug using connection pattern HP, and mounts using a through-hole for an M3 screw in any 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 8140318. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.