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 industrial component, part number 555783, is a pneumatic vertical stacking pressure regulator for 4 reversible built on the ISO 5599-2 norm with a 54 mm width and a product weight of 1230 g. It features a constant output pressure controller function with secondary exhausting, an inlet pressure range of 0.5 bar to 10 bar, and a pressure regulation range of 0.5 bar to 60 bar. Designed for compressed air operation as per ISO 8573-1:2010 [7:4:4] with possible oil lubrication, the unit offers IP65 and NEMA 4 protection degrees for an ambient temperature range of -5 °C to 50 °C and mounts on a manifold sub-base or individual sub-base in any mounting position. 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 555783. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.