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 538830 is a modular industrial component featuring a 0.95 mm nominal width Laval nozzle, a 20 mm width dimension, an open muffler construction type, and an any mounting position. It provides high vacuum and standard ejector characteristics with 40 µm filtration, non-detenting manual override also accessible via control keys, and integrated functions including an electric on-off valve, filter, open muffler, and vacuum switch. Incorporating short-circuit and reverse polarity protection for all electrical connections, this unit utilizes a piezoresistive measuring principle for relative pressure, configurable NC/NO switching elements, window and threshold value comparator switching functions, an open valve function, and switching inputs conforming to IEC 61131-2. Operational data is indicated on a 4-digit backlit alphanumeric LCD offering a -0.999 bar to 0 bar display range in bar units. 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 538830. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.