BESN-Expert in energy saving lighting Solar lighting system and solar street lighting system Electronic ballast for low pressure sodium (LPS) lamps (DC12V-36V, 18W-180W AC110V-220V) Electronic ballast for high pressure sodium (HPS) lamps (DC 12v-36v, AC110V-220V, 35W-750W) Electronic ballast for metal halide (MH) lamps (DC 12v-36v , AC110V-220V, 35W-750W) Electronic ballast for DC fluorescent lamps and UV lamps Various HID lamps and lighting fixtures with electronic ballast included OEM of the above products BESN is a specialized manufacturer and OEM of electronic HID ballast and high-efficiency solar lighting system. Our history and experience in researching and manufacturing these products is nearly seven years till now. The tens of thousands of our products have been successfully applied in the whole world, which is the best testing and evidence of their top quality and high reliability. Together with you, we are very ready to start the new field of the energy saving causes for the whole world.