The 7/8″ connector is one of the specification types of industrial power connectors that are commonly used in industrial power transmission and connection applications. The “7/8” in its name represents the diameter of the connector plug, usually 7/8 inch. This type of connector is usually used for higher current transmission and connection of higher power devices, with higher current carrying capacity and higher operating efficiency.

7/8” Connector Electrical Parameters
Pins | Male | Ratedcurrent | Rated voltage | Conductor size | Female | ||
A/C | D/C | AWG | mm² | ||||
3 | ![]() |
13A | 300V | 300V | 18 | 1 | ![]() |
4 | ![]() |
9A | 300V | 300V | 18 | 1 | ![]() |
5 | ![]() |
9A | 300V | 300V | 20 | 0.5 | ![]() |
6 | ![]() |
9A | 300V | 300V | 20 | 0.5 | ![]() |
7/8" Panel Mount Connectors

Male Back Fastened

Female Back Fastened

Male Front Fastened

Female Front Fastened
7/8" Field Wireable Connectors

Male Straight

Female Straight

Male Right Angle

Female Right Angle
Applications
7/8" connectors have a wide range of applications in various fields, including industrial automation, machinery and equipment, robotics, process control, and sensor and actuator connections.





