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 8166612 is an electrical 3/2-way closed monostable industrial component featuring a piston slide with a sealing ring and a soft sealing principle. This 25.5 mm wide device operates at 24V DC within an operating pressure range of 0.25 MPa to 0.8 MPa (2.5 bar to 8 bar) and delivers a normal nominal flow rate of 400 l/min according to DIN 1343. Designed with a NAMUR pneumatic working port connection pattern conforming to VDI/VDE 3845 standards, it includes internal pilot air supply, an adjustable exhaust air function, mechanical and pneumatic spring reset methods, and IP65 protection. 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 8166612. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.