By their very nature, the performance of any emerging technology is shrouded in speculation, which makes them difficult to evaluate for inclusion in utility programs. Here, we review four technologies that we think will see significant market uptake over the next four years.

Three easy-to-retrofit, advanced lighting control products have strong potential to provide lighting energy savings of at least 50 percent compared to installations without control capabilities, according to testing from the Pacific Gas and Electric Emerging Technologies program.

Light-emitting diode (LED) products that use new cooling strategies to increase efficiency and lifetime were just one innovation presented at the 2009 LightFair International Trade Show and Conference.