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 538048 is a size 6 MS series pilot-controlled precision diaphragm regulator featuring a rotary knob with detent and a constant output pressure controller function with secondary exhausting. It delivers a normal nominal flow rate of 2300 l/min and a secondary venting flow rate of 450 l/min across an operating pressure of 1 bar to 14 bar, with a pressure regulation range of 0.05 bar to 2.5 bar and a maximum pressure hysteresis of 0.02 bar. Operating on compressed air conforming to ISO 8573-1:2010 [7:4:4] or inert gases, this unit weighs 850 g, features G1/8 pressure gauge setup, and is built to a moderate corrosion stress rating of CRC 2 with VDMA24364-B1/B2-L LABS conformity. Submit the exact part number, quantity, and application requirements for 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 538048. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.