Sectionalizing switch
Secure non-contact switch
Secured data input device
Security device for switching equipment made of several...
Security device used in the plugging and unplugging of a...
Security door lock arrangement
Security hinge
Security hinge with sealed switch and operator concealed...
Security hinge with sealed switch and operator concealed...
Security switch assembly
Sediment buildup warning device for water heaters
Segmented insulator for contact blade drive bar of a manual...
Selecting device for cross-point selectors
Selecting device for crossbar switches
Selective force actuated electrical switch
Selective position controller
Selective trip circuit breaker with instantaneous trip...
Selective two-position trigger switch
Selectively mountable starter unit with reversibly...
Selector mechanism