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 531214 is an industrial MS series size 4 filter regulator featuring a constant output pressure controller function with secondary exhausting and return flow characteristic. It operates within a pressure range of 0.8 bar to 14 bar, providing a normal nominal flow rate of 850 l/min alongside a 5 µm filtration grade and manual rotating condensate drain. Designed with a plastic bowl guard, integrated pressure gauge, and rotary knob actuator lock with detent, this component requires vertical ±5° mounting and handles compressed air or inert gases under moderate corrosion stress. Submit the exact part number, quantity, and application requirements to request a formal 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 531214. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.