9 Electric cables, wires, conductors and connection fittings therefor; electrical keystone jacks, electrical patch panels for housing low-voltage ethernet connectors, electrical wall plates for outlets and switches, electrical connectors, wire connectors, electronic timers, mechanical timers, transformers, electrical switches, electrical outlet tester, voltage tester, electrical controls, indicator lights, electrical connection boxes; mounting boxes for electrical wire, conduit and fittings; fiber optic cables, fiber optic cable connectors, fiber optic SFPs, fiber optic media converters, fiber optic patch cords, fiber optic preterminated cables, fiber optic adapters, fiber optic couplers, fiber optic rack panels, fiber optic wall boxes, fiber optic wall plates, video over fiber extenders, electrical and optical patch cords, high definition multimedia interface splitter; safety glasses being protective eyewear, safety goggles, dust masks, safety gloves, safety helmets, safety vests, protective industrial respirators; Thermostats; Motor activated damper regulators, electric relays and, electric control panels for air circulating systems; Transformers; Electrical Welding Equipment, namely, Welding Transformers; Electrical Welding Cables; Air Conditioning and Heating Regulating and Control Systems, namely, combination packages consisting of electrical control panels, thermostats, motorized dampers, transformers and electrical circuitry for the control of blower and heating elements