The HPWT-MD02-00000 is a product of Lumileds, a company that develops, manufactures and sells LED lighting products. This particular product is part of the Luxeon Rebel ES family, which consists of products with elevated system reliability and superior performance in a cost-effective package. This part is a hot-test LED die package, which is designed specifically for modules that require elevated reliability due to its superior thermal efficiency, mechanical strength, and heat dissipation. The product is offered in a range of wavelengths and delivers up to 78 percent of initial lumens over an extended cycle life. Its typical forward voltage and current ratings are 4.3V and 500mA respectively.