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 540164 is a 26 mm industrial component built on the ISO 15407-2 norm with an IP65 and NEMA 4 degree of protection, featuring a constant output pressure controller function with secondary exhausting and an operating pressure of 0.6 MPa (6 bar). It operates within a pressure regulation range of 0.02 MPa to 0.6 MPa (0.2 bar to 6 bar, or 2.9 psi to 87 psi) using compressed air as per ISO 8573-1:2010 [7:4:4] and accommodates an inlet pressure 1 of 0.5 bar to 10 bar alongside an ambient temperature range of -5 °C to 50 °C. Weighing 692 g, this unit carries CE and UKCA markings as per respective electrical equipment directives and exhibits a corrosion resistance class of CRC 0 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 540164. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.