M9 connector is a small electrical connector commonly used in electronic devices and sensors, etc. It is a ring connector usually made of metal or plastic. It is a ring connector, usually made of metal or plastic. M9 connectors are used to transmit electrical signals or data. This type of connector is usually waterproof and dustproof, so it is common in applications that need to be used in harsh environments. M9 connectors have a compact design that makes them easy to install and remove, so they are popular in some devices where space is limited. They are commonly used in industrial automation, instrumentation, medical devices and automotive electronics.

M9 Connector Electrical Parameters
Pins | Male | Ratedcurrent | Rated voltage | Conductor size | Female | ||
A/C | D/C | AWG | mm2 | ||||
2 | ![]() |
4A | 125V | 125V | 24 | 0.25 | ![]() |
3 | ![]() |
4A | 125V | 125V | 24 | 0.25 | ![]() |
4 | ![]() |
3A | 125V | 125V | 24 | 0.25 | ![]() |
5 | ![]() |
3A | 125V | 125V | 24 | 0.25 | ![]() |
6 | ![]() |
1A | 125V | 125V | 26 | 0.14 | ![]() |
7 | ![]() |
1A | 125V | 125V | 26 | 0.14 | ![]() |
8 | ![]() |
1A | 125V | 125V | 26 | 0.14 | ![]() |
M9 Panel Mount Connectors

Male Front Fastened

Female Front Fastened

Male Back Fastened

Female Back Fastened
M9 Field Wireable Connectors

Male Straight

Female Straight
Applications
M9 connectors have a wide range of applications in various fields, including industrial automation, machinery and equipment, robotics, process control, and sensor and actuator connections.





