TORK Electronic Photocontrols feature advanced Zero-Cross Switching Technology, delivering precise switch timing to minimize high inrush currents, which are commonly found in LED luminaires, increasing the life of the luminaire. The superior 445 Joule MOV helps protect from rogue surge spikes and the high-quality conformal coating prevents corrosion in the harshest environments. Designed to provide an energy-saving, reliable solution for highways, roadways, streets, billboards, pathways and parking garages, TORK Electronic Photocontrols are specifically engineered for use with today's advanced LED luminaires. TORK Electronic Photocontrols are backed by the industry's longest 10 year . With over 20, 000 test cycles, the utility-grade photocontrols are engineered to match the life of LED fixtures, ensuring long-lasting performance. TORK Electronic Photocontrols meet all ANSI C136. 10 standards and are certified by UL Laboratories. Specifications: On 1. 3-1. 7, On/Off Ratio 1. 5: 1, On/Off 105-305V, 1000W Tungsten, 1800VA Ballast, 8A LED, Enhanced 445 Joule MOV Surge Device