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 546251 is an industrial component measuring 26 mm in width and weighing 448 g, designed with a controller function for constant output pressure and secondary exhausting based on ISO 15407-2. It operates at a maximum pressure of 1 MPa (10 bar) and features a pressure regulation range of 0.05 MPa to 0.85 MPa (0.5 bar to 8.5 bar, or 7.25 psi to 123.25 psi) with an inlet pressure range of 0.5 bar to 10 bar. The unit offers an IP65 and NEMA 4 degree of protection, operates within an ambient temperature range of -5 °C to 50 °C, and accommodates compressed air operating and pilot media per ISO 8573-1:2010 [7:4:4]. 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 546251. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.