FURMAN The Furman 391355 3994 is a precision replacement headlight assembly designed for Furman RL LED series rack lights Powered by 12V, it feautres a flexible goose neck design allowing easy adjustment for optimal lighting direction, and four bright LEDs provide crisp, efficient illumination for rack mounted equipment Lightweight and compact, this replacement assembly is built for durability and seamless integration into Furman rack systems ideal for professional audio, video, or live sound installations where directed rack illumination matters