Apparatus and instruments for conducting, switching, transforming, accumulating, regulating or controlling the distribution or use of electric current; Current transformers; Electric current switches; Electrical components in the nature of protection relays; Electronic components in the nature of {capacitors, connectors, filters, oscillators, relays, switches, transformers, resistors, semiconductors, integrated circuits, rectifiers, transistors}; Electronic data relays for sensors; Electronic monitors and monitor modules for monitoring electric current and electrical signals; Panel meters, namely, an electronic instrument that displays an input signal in either a digital or analog form; Signal processors; Wireless controllers to remotely monitor and control the function and status of other electrical, electronic, and mechanical devices or systems, namely, {remote metering systems, gas and liquid cylinders, vehicle tracking devices, energy and utility systems, security systems, lighting systems}
Electrical and Scientific Apparatus