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 577378 is an industrial component featuring a 44-pin Sub-D angled socket on the field device side with 36 occupied pins, 2x 4-40 UNC screw mounting with a seal, and a square design based on the DIN 47100 norm. This unit includes a 10 m cable with an open-end control side, 36 wires, and no label holder or protective earth connection. Operating within a DC voltage range of 0 V to 30 V, it delivers a current rating of 0.86 A at 40° C and weighs 1800 g with a contact durability of 50. 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 577378. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.