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 555774 is an industrial pneumatic vertical stacking pressure regulator built on the ISO 5599-2 norm with a width of 54 mm and a product weight of 1230 g. It provides a constant output pressure with secondary exhausting across a regulation range of 0.1 MPa to 1 MPa (1 bar to 10 bar, 14.5 psi to 145 psi) and supports an inlet pressure of 0.05 MPa to 1 MPa (0.5 bar to 10 bar, 7.25 psi to 145 psi). Featuring IP65 and NEMA 4 protection degrees alongside a CRC 0 corrosion resistance class, this component operates on compressed air per ISO 8573-1:2010 [7:4:4] in any mounting position within an ambient temperature range of -5 °C to 50 °C. Submit the exact part number, quantity, and application requirements to receive a formal price and lead-time quotation.
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 555774. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.