What is the NO SPST normally open relay? The NO Normally-Open SPST (Single Pole Single Throw) relay has an opened circuit state when no current is applied to its coil so basically it disconnects the ...

photo and diagram latching switch single pole single throw (SPST) switch rocker mechanism to open or close a circuit commonly used in power strips and appliances Photo and symbol for single pole ...

What is the normally closed SPST relay? The NC Normally-Closed SPST (Single Polse Single Throw) relay has an initial closed circuit state when no current is applied to its internal coil therefore it ...