Properties:

A metal or plastic inclosure which includes, mounts and protects any quantity and/or combinations of electrical devices, such as switches, relays, circuit breakers, and the like. It must include items, with actuators extending from the box which incloses the circuits elements. It is specifically designed to control the circuits of a vehicular heater. For boxes which include only circuit breakers, switches, jacks, fuse holders or terminals and/or terminal boards, see circuit breaker box; switch box; jack box; fuse box and terminal box. See also switch board (as modified) and panel, fuse. For boxes wired to provide the interconnecting facilities for a specific group of electronic items outside for the box, see interconnecting box. Excludes connector-light; connector-light-switch; connector-switch and distribution box.