Single Throw Double Pole Switch - What Is The Difference Between A Single Pole Single Throw Switch And A Single Pole Double Throw Switch?

Single throw double pole switch

SPST simply mean single pole, single throw. The product controls one circuit with one On position. SPDT means that it is a single pole double throw which means it has two ON positions. This can be a variety of circuitry however.

Is there a double pole single throw switch?

A Double Pole Single Throw (DPST) switch has four different terminals and is often used to connect two source terminals to their respective output terminals (but never to each other). A DPST switch can be used in an "ON/OFF" configuration, where its terminal pairs are either connected ("ON") or not connected ("OFF").

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