Product Description Use the LX066 to control the speed of your electric motor or brightness of a DC light bulb. Obtain low speed from a DC motor without sacrificing torque. The LX066 is a small assembled device with an on-board trim pot to control the pulse width modulator output. Has automatic voltage selection for 12 or 30 Volt operation. Large spades for ease of connection. Use crimp on or push on connectors (not supplied) or solder directly to the spades.