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 Size 4 industrial component from the MS series is a structural filter regulator with a pressure gauge, featuring a rotary knob with detent for the actuator lock and a manual, rotating condensate drain. Operating within an inlet pressure range of 0.8 bar to 14 bar, it delivers a regulation range of 0.5 bar to 12 bar and a normal nominal flow rate of 1500 l/min for compressed air as per ISO 8573-1:2010 [-:4:-] or inert gases. This unit includes a plastic bowl guard, a 40 µm filtration grade, a 19 ml maximum condensate volume, and a constant output pressure controller function with secondary exhausting and return flow characteristics. 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 8232865. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.