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 550740 is an industrial component featuring a straight, angular 9-pin Sub-D plug socket with 6 occupied pins on the field device side and an open-end cable with 7 pins and 6 occupied wires terminating in wire end ferrules on the controller side. Rated for an operating voltage range of 0 to 72 V DC, this assembly provides an IP65 protection class when in an assembled condition and is suitable for chain link trunking with a flexible cable installation bending radius of 58 mm or greater. Both the general and flexible cable installation ambient temperature ranges span from -40 to 70 °C. 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 550740. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.