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 8191845 is a 3-way pneumatic ball valve featuring a soft sealing principle, a quarter turn actuator, and an Rp1/4 fitting connection with a nominal width DN of 8. Built for in-line installation in any mounting position based on EN 10226-1 and ISO 5211 norms, it operates at a pressure range of 0.55 MPa to 0.8 MPa and handles medium temperatures from -10 °C to 200 °C. The unit provides a 3/2 valve function with reversible flow direction, a Kv type L flow rate of 4.5 m³/h, a nominal fitting pressure PN of 63, and an F0304 flange hole pattern. Submit the exact part number, quantity, and application requirements to receive a formal quotation.
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 8191845. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.