In summary, JAE’s MX19 Series is a robust waterproof cable-to-cable connector that has an easy insertion and extraction connection. It has a mechanical lock mechanism with a clear click feeling that prevents incomplete mating from occurring. It can tolerate harsh environments due to a seal ring that prevents water, grease, and dust from entering inside the connector. The MX19 also has a rear cover that protects the grommet from damage during terminal insertion. It has good waterproof reliability and can withstand cable flaps. The terminals have a two-plate spring mechanism with a long beam size, which enables low force insertion and stress dispersion. The MX19 series also has a highly reliable contact mechanism that can withstand the vibration of automobiles.