Switchgears; Battery terminals; Change-over switches; Circuit breakers; Electric cables; Electric relays; Electrical components in the nature of electric contactors; Electrical controllers; Electrical receptacles; Electrical switches; Electrical terminal blocks; Electrical wiring devices in the nature of sockets, receptacles, switches, controllers incorporating tactile instructions and/or warnings for use by the blind; Electronic components in the nature of capacitors, connectors, filters, oscillators, relays, switches, transformers, resistors, semiconductors, integrated circuits, rectifiers, transistors; Electronic proximity sensors and switches; Infrared sensors; Photoelectric sensors; Pre-packaged kits containing electrical protection devices in the nature of insulators, corona rings, armor-rods and surge arresters and metal hardware in the nature of suspension clamps, yoke plates, all of which attach or connect transmission conductors to high voltage electric transmission towers; Solenoid valves; Time switches