SHR20P4ESH8 is a low-frequency, cylindrical, point-to-point wiring, threaded, standard-sized panel plug without a shell.
It is used for connecting and disconnecting electrical circuits (wires, cables, assemblies, and modules) in electrical and radio equipment.
It is manufactured for indoor mounting in the NF2 climatic design as per GOST 15150-69.
Outdoor wiring is possible provided the connector is protected from direct exposure to rain, airborne dust, and solar radiation.