Asefa Public Company Limited manufactures and provides electrical power distribution, switchboard, trunking, lighting, automation, and energy management solutions in Thailand. The company manufactures and sells modular switchboards, such as electric control panels, automation devices, motor panels, substation units, and other panels related to electrical distribution system; licensed type tested switchboards; metal trunking products comprising wire ways, cable trays, cable ladders, flush floor, underfloor ducts, and perforated trunking products; and fluorescent-lamp luminaires for recessed and pendant installation applications. It also distributes and supplies electrical and control, electrical power distribution, lighting and equipment, and mineral insulated metal sheated cables. In addition, the company offers design, consulting, planning and equipment selection, installation and modification, test and commissioning, and ETAP electrical engineering software solutions; integrated solutions comprising electrical power distribution solutions, data center and redundancy electrical power system, energy management and monitoring systems, automation and communication system, power quality solutions, and lighting solutions; and after sales services. It serves infrastructure, industry, commercial building, residential, healthcare, data center and telecommunication, and power generation sectors. The company was incorporated in 1997 and is based in Samut Sakhon, Thailand.