4000W AC Dimmer SCR The AC SCR Dimmer 4000W is a high-performance, robust dimmer designed to precisely control the brightness of resistive and inductive loads in AC applications. With a power rating of 4000W, it offers reliable and efficient dimming solutions for various lighting and heating systems. Engineered for smooth, flicker-free performance, this dimmer ensures long-lasting durability and ease of use, making it an ideal choice for both commercial and residential settings. Enclosed Type Input Voltage : 220V AC Output Voltage : 220V AC Used for : Electric Furnace, Water Heater, Lamps, Small Motors, Electric Iron, etc...