Two position switch
Two temperature thermostat
Two terminal active arc suppressor
Two way lever type telephone key
Two wire multiple switching system
Two-armature selectively retarded electromagnets
Two-link, trip-free operating mechanism for use in a switch...
Two-material vapor shield for vacuum-type circuit interrupter
Two-motion switch for cordless lawnmower
Two-pole compartmentalized ground fault miniature circuit...
Two-position snap action operator
Two-pressure circuit breaker with contact cooling by the...
Two-pressure gas circuit breaker with low pressure gas heating
Two-speed constant drive timer
Two-speed continuous drive timer
Two-stage snap action push button switch
Two-stage switch assembly
Type s-5 control relay
U-type circuit breaker
Unbalance switch mechanism