QLT RGBox4 12V power supply 75W RGBW LED DMX and DALI input

QLT RGBox4 is a 12V 75W LED power supply manufactured by QLT, designed for RGBW 4-channel and RGB 3-channel LED systems. The compact PVC housing — measuring 207 x 76 x 35 mm with an 80 mm mounting diameter — enables straightforward integration into professional lighting installations. The driver delivers 4 independent 12V PWM outputs with a current capacity of 4 x 1.56 A and an efficiency rating of 95%, ensuring stable and precise control of RGBW colour lighting. The universal input voltage of 100–240 V AC makes it compatible with power grids worldwide, including EU, USA, UK, Australia and Japan.

Equipped with DMX and DALI inputs, a built-in self-test function and a status LED indicator, the RGBox4 is well suited to professional installations where dynamic colour tuning and dimming control are essential. The system can be operated via one or more push-buttons, and parallel connection allows expansion of the installation up to a maximum of 10 units. The IP20 protection rating designates this driver for indoor use, while insulation class II ensures full electrical safety.