This document describes the technical characteristics and specifications of the HARAX® circular connector. It includes information on the rated voltage, rated current, conductor cross section, conductor insulation material, etc. for the M8-S/M12-S type; as well as the working voltage, working current, conductor cross section, conductor insulation material, etc. for the M12 angled type and M12-L type. Additionally, it provides information on temperature limits, degree of protection, and reconnection times.