From RS Pro, these threaded plugs and sockets are serious contenders for your application. This particular model has a bigger and stronger shell. That coupled with the IP68 rating excels in harsh environments. When choosing a male or female connector, this version should really be one you consider.

5 way, 7 way, 9 way, 10 way and 12 way available

This product may be provided in an all-black or black and blue variant