The HD4 is a high-performance constant-voltage LED controller designed for precise control of LED fixtures using the standard DALI protocol. Fully compatible with all DALI systems, it features 4 output channels with up to 6.4A per channel and a total output power of 1536W for stable and reliable operation.
It supports smooth dimming, tunable white, and full RGB/RGBW control, with multiple DT6 and DT8 device types selectable via the NFC Lighting app. Key settings such as DALI address, dimming curves, color temperature range, and power-on behavior can be configured through a DALI master, NFC app, or onboard buttons with a digital display.
With an IP67 waterproof rating, the HD4 is suitable for both indoor and outdoor installations, delivering a flexible and dependable lighting control solution.
