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 550310 is an industrial component featuring an M23x1 round plug socket with a straight cable outlet on the field device side and an open end on the controller side. Both electrical connections comprise eight pins with all eight pins occupied, conforming to the EN 61984 standard and lacking an inscription label holder for cable identification. It operates within a direct current and alternating current voltage range of 0 to 630 V, with a restricted range of 0 to 300 V applicable for 0.5 mm² conductors, and supports an acceptable current load of 16 A at 40°C or 8 A for 0.5 mm² conductors. 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 550310. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.