Double Pole Double Throw Switch

Double throw switches can divert the flow of electricity from one set of screw terminals to another.

Double pole double throw switch.

Pole refers to the number of circuits controlled by the switch. Sp switches control only one electrical circuit. The motor s two power leads are reversed at one of the switches screw terminals. 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. Each input has 2 corresponding outputs that it can connect to. A double pole double throw dpdt switch is a switch that has 2 inputs and 4 outputs. Sp and dp refer to single pole and double pole st and dt refer to single throw and double throw.

A double pole double throw dpdt switch is a three selection electrical device in which there is one off and two on positions. This makes the the double pole double switch a very versatile switch. Single throw type switches designate an on or off type operation. An application for this switch is for reversing a direct current dc electrical motor.

Each of the terminals of a double pole double switch can either be in 1 of 2 positions. You can see above how a double pole double throw switch can allow a circuit to be in 1 of 2 modes. Below is an example of a circuit which utilizes a double pole double throw switch. These screw terminals are mounted on the side of the switch.