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 part number 546452 is a mini industrial component from the D series utilizing a directly controlled diaphragm regulator structure with constant output pressure, primary pressure compensation, and secondary exhausting. Featuring a rotary knob with detent for actuator locking, this component operates within a pressure range of 1 bar to 16 bar and delivers a normal nominal flow rate of 157 cfm using compressed air or inert gases. It weighs 12.3 oz, supports front panel mounting or in-line installation, and operates in ambient temperatures from 14 °F to 140 °F. 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 546452. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.