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 3515542 is a 66 mm wide manual industrial component featuring a 4/3 exhausted valve function with a rotary vane structural design and a normal nominal flow rate of 1150 l/min at G1/4 pneumatic working ports. It operates within a 0 bar to 10 bar pressure range, supporting vacuum operation at connection 3 and dual pressure modes where port 1 pressure exceeds port 3. Designed for direct control with a non-reversible flow direction, hard sealing principle, and adjustable exhaust air function, this ATEX-certified unit is rated for Zone 2 and Zone 22 hazardous locations. Please submit the exact part number, quantity, and application requirements for an RFQ 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 3515542. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.