How to Wire Two Speed Motors | Hunker Sep 12, 2018If you are working on two-speed motor wiring, you will need an AC power supply, the two-speed motor and a double-pole double-throw switch. By connecting the proper wires to the high- and low-speed terminals on the motor and switch, you can control how fast or slow it Author: Danielle Smyth Wiring a small 2 speed AC motor | All About Circuits Jul 10, 2011I should know this.. How do I wire up a small 2 speed AC fan motor? It has three wires, 1 Red, 1 Black, 1 White. For low speed? For high..