ETC Source Four LED Series 3 with XDLT Shutter Barrel Light Engine
 
The Source Four LED Series 3 is a cutting-edge entertainment lighting fixture designed to deliver exceptional brightness, nuanced color control, and versatile performance across a wide range of professional applications. Built on over a decade of research and innovation, this fixture integrates the advanced Lustr X8 array for rich, emotional color rendering and the Daylight HDR array for tunable white light, making it ideal for theatrical productions, broadcast environments, and live events.
 
With support for wireless DMX/RDM via City Theatrical’s Multiverse® protocol, and NFC configuration through ETC’s Set Light app, the Series 3 offers a streamlined and efficient workflow. Whether mounted overhead, in a box boom, or at the back of house, it delivers consistent high-lumen output and precise control from any position.
 
The fixture’s intuitive user interface includes backlit encoders, a physical UI lock, and a powered USB port for updates and configuration backups. Designed for durability and backed by ETC’s industry-leading warranty, the Source Four LED Series 3 sets a new standard for professional stage lighting.