M8 / M12 connectors are recommended in almost all of the field bus specification now, and they comply with IP67 protection level according to the standard IEC 61076-2-101/104. They are traditionally used to connect the sensor and braker in the automation technology. The correction of the standard 1 account for industrial Ethernet applications of 4 D encoding type needle connector has high level of protection.

M8 / M12 connector is mainly used for outdoor light boxes, construction machinery, iron and steel production equipment, power equipment, mining machinery, ship machinery, auto equipment, automatic production equipment, temperature transducer, hydraulic machine, sensor, electromagnetic valve, instruments and meters, pressure transmitter, etc.