QLT Qualitron srl Qualitron Archimede Elettronica, situated in Milan, is one of the leading European manufacturers of LED components. We take the resonsibility for the German, Austrian and Swiss Market as a sales office and are at your disposal for all questions concerning OLT products like: LED Retrofit Kits LEDs on metal core boards up to 20W/m LED transformers in constand current and constant voltage mode dimmable LED converters (1-10V, DALI, DMX, TRIAC, PWM) movement detectors and remote control devices RGB...