We may earn revenue from the products available on this page and participate in affiliate programs. Learn More › Although it’s easy to wire a light switch, you need a basic understanding of how ...
CIT Relay & Switch’s UL/CUL-recognized VM3 snap-action switches offers a choice of a single-pole, single-throw (SPST) or single-pole, double-throw (SPDT) circuit. The RoHS-compliant devices include ...
These designations spell out the number of contacts and how they behave during operation. For instance, a basic on/off light switch is an example of a single-pole (i.e., one-circuit) single-throw (i.e ...