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DPDT Rocker Switch Wiring Diagram - DC Motor Polarity Reversing Hookup

Wiring diagram of a rocker switch showing terminal connections from DC power to a DC motor with positive and negative leads.

AI caption · Photo 28 of 29

This document is a wiring diagram/photograph showing how to wire a 6-terminal double-pole double-throw (DPDT) rocker switch to reverse the polarity of a DC motor. The switch is shown from the rear with its six screw terminals, numbered 1 through 6 in the molded housing (1 and 4 across the top, 3 and 6 across the bottom, middle pair between them). Two metal jumper straps are installed in an X (cross-over) pattern connecting the top-left terminal to the bottom-right terminal and the top-right terminal to the bottom-left terminal. DC power input is connected to the middle pair of terminals: black (negative) to the middle-left terminal and red (positive) to the middle-right terminal, as labeled "DC POWER" with − and + symbols at the top. The DC motor leads connect to the bottom pair of terminals: black (negative) on the left and red (positive) on the right, labeled "DC MOTOR" with − and + symbols at the bottom. A reader learns the correct terminal assignments and jumper configuration to make a reversing (forward/reverse) switch for any DC motor application, such as power windows, winches, linear actuators, or tilt motors.

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Frequently asked questions

Where does DC power connect on a 6-terminal DPDT reversing switch?
Per the diagram, DC power connects to the middle pair of terminals: the black (−) wire to the middle-left terminal and the red (+) wire to the middle-right terminal.
Where do the DC motor wires connect?
The motor wires connect to the bottom pair of terminals: black (−) to the bottom-left terminal and red (+) to the bottom-right terminal, as labeled "DC MOTOR" at the bottom of the diagram.
How are the jumper straps installed to make the switch reverse polarity?
Two metal jumper straps are installed in an X (cross-over) pattern: one connects the top-left terminal to the bottom-right terminal, and the other connects the top-right terminal to the bottom-left terminal.
How are the switch terminals numbered?
The switch housing shows molded terminal numbers, with 1 and 4 across the top row and 3 and 6 across the bottom row (six terminals total in three rows of two).

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