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
This Festo industrial component, part number 5251377, is manufactured based on norm EN 61984 with a product weight of 3500 g and operates within a DC operating voltage range of 0 V to 850 V, an AC operating voltage range of 0 V to 630 V, and a current rating at 40° C of 11.7 A. Connection 1 features a field device side function with a straight, round hybrid socket using M23x1 connection technology and a screw-type lock, comprising 15 pins with 12 occupied and no label holder on the cable designation. Connection 2 provides a control side function with a straight connector and cable using RJ45 and open end connection technology, containing 14 pins with 12 occupied. 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 5251377. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.