Depending on the backshell used watertightness of up to IP69K can be achieved for the connection. The receptacles have been tested for outdoor use according to IEC EN 60529 IP65 / IP67 / IP68 (5bar) and according to DIN 40050 and IP69K.
For outdoor applications in addition a back shell with sealed cable clamp or with an adapter for heat shrinkable shapes is required.
The main properties of these railway-fit receptacles are, in brief: Bayonet coupling | Only inserts with layout 48-58 and 48-4 available | Resistant against fuels, greas- and insulating oils etc. | High mechanical loading capacity