Instruments for conducting, switching, transforming, and controlling electricity, namely, circuit breakers, voltage surge protectors, lightning arresters, earthing clamps for use only as parts and fittings for coaxial cable and not for non-electric cable or machinery or machine parts, connections for electric lines, crimp connectors, and compression splices for electrical wires and cables; electrical wires and cables made of copper, aluminum, and steel; protection sleeves and connector clamps...

Electrical and electronic apparatuses, devices and instruments, namely, switchgear for AC/DC traction power supply system and autotransformer systems; electrical signaling, measurement, counting, recording, monitoring, control and switching devices for use with railroads, namely, electrical converters, rectifiers, switch boxes, power controllers, power switches, low voltage power supplies; parts of the above-mentioned apparatuses, devices and instruments