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 8040449 is an industrial component weighing 331.5 g and featuring c UL us - Listed (OL) certification under authority UL E520706. This assembly includes a label holder, a contact durability rating of 100, and straight M12x1 D-coded 4-pin plugs on both the field device and control sides conforming to EN 61076-2-101. Electrical connection 1 utilizes a rotatable screw-type lock with hexagon AF13 and vertical knurling compatible with rotatable and non-rotatable screw-type locks. 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 8040449. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.