Double Pole Double Throw Switch

Sp switches control only one electrical circuit.

Double pole double throw switch.

A double pole single throw switch is used for turning electricity either on or off. 33 48 of over 1 000 results for double pole double throw switch yueton 10 pcs ac 125v 6a amps on on 6 terminals 2 position dpdt toggle switch 4 7 out of 5 stars 275. Sp and dp refer to single pole and double pole st and dt refer to single throw and double throw. These screw terminals are mounted on the side of the switch.

Below is an example of a circuit which utilizes a double pole double throw switch. When the dpdt switch is switched one way flipped upward in the diagram the lamp and buzzer are both on while the. The motor s two power leads are reversed at one of the switches screw terminals. Double throw switches can divert the flow of electricity from one set of screw terminals to another.

Each of the terminals of a double pole double switch can either be in 1 of 2 positions. An application for this switch is for reversing a direct current dc electrical motor. Dp switches control two independent circuits and act like two identical switches that are mechanically linked. A double pole double throw dpdt switch is a three selection electrical device in which there is one off and two on positions.

You can see above how a double pole double throw switch can allow a circuit to be in 1 of 2 modes. This makes the the double pole double switch a very versatile switch. Each input has 2 corresponding outputs that it can connect to. Single throw type switches designate an on or off type operation.