The use of a vent or air handling units may be essential if the control box is situated in high atmospheric temperature area's. If temperature management is required, then air intakes and exhaust vents should be easily accessible so that filters may be accessed and replaced. Both the NEC and UL clearance requirements surrounding electrical wiring and heat-producing equipment must be considered.
Residential control boxes are relatively small regulators deployed in homes and residential complexes to manage domestic electrical systems. The fuse boxes or breaker panels you have come across in your apartment are most likely residential control boxes.



- Electrical Engineering For insulating and repairing electrical wires, splices, and connections. It is often used in transformers, switchgear, and high-voltage cable repairs.