- TRP provides complete component solutions for OEMs using LEDs for lighting: a comprehensive line of LED Drivers and LED Light Engines, a range of cost-effective Surge Protectors that offers a superior level protection for LED lighting from dangerous powerline transients, Step-Down Transformers for lighting and Wireless Lighting Controls. TRP's Norlux brand custom services include design and manufacturing for Light Engines and Fixtures. Electronic lighting components from TRP provide high quality, long life, high efficiency, and are cost-competitive.