QZ: INDOOR DC LED POWER SUPPLIES
QTL's QZ indoor DC LED power supplies deliver reliable 0-10V dimming control across a wide range of architectural lighting applications. With power outputs ranging from 30W to 288W at 24VDC, these Class 2 drivers are engineered for smooth, flicker-free dimming through advanced PWM technology that ensures consistent performance from full output down to deep dim levels. The QZ family includes compact single-channel models and multi-channel configurations to accommodate diverse project scales — from small residential installations to expansive commercial environments. Each unit features a flexible, easy-to-mount form factor designed for streamlined installation in standard architectural settings, while UL Listed safety and code-compliant construction ensure dependable, professional integration. With consistent 0-10V dimming performance, regulated power delivery, and protection against fluctuations, the QZ Series provides the reliable foundation specifiers and installers need for long-lasting LED lighting performance across residential, commercial, hospitality, and retail applications.
The QZ Series of indoor DC LED power supplies offers reliable 0–10V dimming control across a wide range of lighting applications. With power outputs from 30W to 288W at 24VDC, these Class 2 drivers are engineered for smooth, flicker-free dimming using advanced PWM technology. From compact to multi-channel models, the QZ family delivers consistent 0–10V performance in a flexible, easy-to-mount form factor.


QZ-PRO-PH/0-10V
Class 2 LED drivers with integrated potentiometer to boost or dim voltage, controlling light levels at the fixture.


QZ-DMX
96W at 24VDC LED Driver


QZLP
30W-60W at 24VDC LED Driver


QZ-DW
96W dynamic white LED driver for warm dim applications


QZ-ND
30W-288W Class 2 LED drivers | 24VDC constant voltage output


QZ-BOWTIE+DIMMER
Class 2 LED driver providing smooth, flicker-free dimming down to 0.1% with phase (forward or reverse) or 0-10V controls, delivering a 24VDC constant voltage output


QZ-DALI-DT6
96W LED power supply features 1 channel output


QZ-DALI-DT8
96W LED power supply features up to 4 channel outputs


QZ-STICK-PH/0-10V
Slender and versatile 96W Class 2 LED power supply