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 541478 is a size 6 industrial component from the MS series featuring a soft-start valve, an on/off valve, a filter regulator with a pressure gauge, and a standard mist lubricator. It operates within an operating pressure range of 4.5 bar to 12 bar, a pressure regulation range of 4 bar to 12 bar, and delivers a normal nominal flow rate of 1900 l/min using compressed air or inert gases. The unit includes a 5 µm filtration grade, fully automatic condensate drain, plastic bowl guard, and a rotary knob with detent actuator lock that can be closed with accessories. Submit the exact part number, quantity, and application requirements for 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 541478. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.