Single Pole Double Throw Toggle Switch Wiring

Learn how to install a double switch or combination two switches.

Single pole double throw toggle switch wiring.

Toggle switches are common components in many different types of electronic circuits. A single pole switch controls just one circuit. A spst toggle switch can act as a simple on off switch in a circuit. A double pole switch is like two separate single pole switches that are mechanically operated by the same lever knob or button.

A dt switch can also have a center position frequently on off on. It s also because the wires feeding electricity to the switch are larger and this is due to the fact that double pole switches are usually used to control 240 volt circuits. A double pole single throw dpst switch controls the connections to two wires at once where each wire only has one possible connection. Dt switches close a circuit in the up position as well as the down position on on.

A double pole double throw toggle switch is a combination of two individual spdt single pole double throw switches connected in the single assembly. A double pole switch controls two separate circuits. Look at the figure 1 2 the centre dotted line indicates that the dpdt switch is actually two spdt switches in one package. A single pole double throw switch can serve a variety of functions in a circuit.

While spdt and dpdt toggle switches can flip different devices on or off in a cirucit. Step by step. In other words it s like two simple switches controlled by a single actuator. This means it has one input terminal and two output terminals.

Get free shipping on qualified 12 volt switches or buy online pick up in store today in the electrical department. Spst toggle switch wiring. Single pole throw and double pole throw switches are by far the most common switches but triple and quadruple configurations are also available. The other position of the handle is off.

A double pole switch is usually a bit larger than a single pole one but that isn t just because it has to accommodate two poles instead of one. The number of throws indicates how many different output connections each switch pole can connect its input.