An inclosure which includes mounts and protects such items as switches, circuit breakers, jacks, fuseholders, connectors, terminals and/or terminal boards, resistors, capacitors, transformers, and the like. It is primarily designed to interconnect two or more electrical and/or electronic items, except primary power source(s) such as generator(s) and battery(ies). It may include a cover or door. For inclosures which connect one or more primary power source(s) to one or more electrical and/or electronic item(s), see DISTRIBUTION BOX. See also CIRCUIT BREAKER BOX; TERMINAL BOX and INTERCONNECTING CABINET.20549200058Aircraft Maintenance and Repair Shop Specialized Equipment58950037Miscellaneous Communication Equipment59750032Electrical Hardware and Supplies60990036Miscellaneous Fiber Optic Components66250070Electrical and Electronic Properties Measuring and Testing Instruments