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 546791 is an industrial pneumatic vertical stacking pressure regulator for 4 reversible components based on the ISO 15407-1 norm, featuring a width of 26 mm and a weight of 305 g. It provides a constant output pressure with secondary exhausting across a pressure regulation range of 0.05 MPa to 0.6 MPa (0.5 bar to 6 bar, 7.25 psi to 87 psi) for an inlet pressure range of 0.5 bar to 10 bar using compressed air as per ISO 8573-1:2010 [7:4:4]. This IP65 and NEMA 4 rated component operates in ambient temperatures from -5 °C to 50 °C and mounts onto a manifold sub-base or individual sub-base in any mounting position. Submit the exact part number, quantity, and application requirements to receive a formal 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 546791. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.