waterproof D-sub 9PIN RS232 connector for computer harness

D-Sub is called D-subminiature for short, is a kind of analog signal / digital signal interface connector. The PIN numbers are depend on the multiplex situation and the special request, commonly DA 15 VGA , DB25 parallel port and DE9 serial ports applied widely on PC are well know for us. Below table shows is D-Sub  series, various PIN number and different line out.