Our wide scope of testing capabilities covers all ranges of luminaires. From simple table lamps to advanced street lamps or emergency lights.

GTL follows the rapid change within the luminaire industry. As LED has taken more and more of our daily focus all over the world we are of course fully equipped to test everything from LED bulbs to new and innovative LED Luminaires.

Since new luminaires of today consists of more than only lampholder and mechanical switches, we do of course help you with the components inside also if you need. Controlgears covered in the 61357 series are of in our scope as well.


  • General luminaries, 60598 series
  • LED products, 62031, 62471 series
  • Controlgear, 61347 series
  • Transformers, 61558 series
  • Testing services