New UL Interchangeable Driver Program to Streamline Certification of LED Luminaires

With the Type TL program UL reduces the flexibility and sets benchmarks for certain critical safety parameters so two drivers constructed differently but which meet the same benchmarks share enough in common to be considered interchangeable.

As LED lighting has overturned the lighting market with a tsunami of new products, one of the biggest challenges in developing new luminaires has come from the rapid advances in LED driver technologies.

It has become a familiar headache for luminaire designers to see the driver on which they based a new fixture discontinued before the fixture is even put into production. And the headache is costly, because replacing the driver requires resubmitting the fixture for safety and performan

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