Alarm monitoring systems; Circuit breakers; Electric coils; Electrical power distribution blocks; Electrical components in the nature of electric contactors; Electronic power supplies for driving electric motors; Encoders; Fuse clips and panel-mounted fuse holders for use with electronic glass and ceramic fuses; Electrical fuses; Electrical switches; Electrical reactors; Electric control panels; Circuit overload protector devices; Electric meters; Photoelectric sensors; Programmable logic con...