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 541,651 is an electrical 3/2-way closed monostable industrial component featuring a 70.5 mm width, a nominal width of 5 mm, and a normal nominal flow rate of 500 l/min through G1/8 pneumatic working ports. Operating at 120V AC across a pressure range of 0.15 MPa to 0.8 MPa (1.5 bar to 8 bar), this piloted valve incorporates a mechanical spring reset, soft sealing, adjustable exhaust air, and a detenting manual override. It provides IP65 protection and holds FM 3026030 certification with explosion protection for US Class I, II, and III (Divisions 1 and 2) alongside EPL Gb and Gc ratings. 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 541651. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.