Dvelv-303P Wiring Diagram. The neutral white color of this dimmer blends easily into any décor. Product dimensions ‎1.75 x 2.2 x 4.25 inches : old lutron dimmer switch wiring from shopperji.com Log in or register to view your price, purchase history, and more! Requires a neutral wire to the. Dimmer wiring switch lutron diagram pole […]