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 534989 is a size 6 industrial component from the MS series featuring a structural design with a pilot-controlled precision diaphragm regulator and a rotary knob with detent actuator lock. It provides constant output pressure and secondary exhausting across an operating pressure range of 0.1 MPa to 1.4 MPa, a pressure regulation range of 0.1 bar to 4 bar, and a normal nominal flow rate of 3000 l/min normalized to DIN 1343. This unit operates with compressed air as per ISO 8573-1:2010 [7:4:4] or inert gases within a temperature range of -10 °C to 60 °C, while featuring a corrosion resistance class of 2 and a product weight of 850 g. Submit the exact part number, quantity, and application requirements to receive 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 534989. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.