James 100W LED street lamp, as an example, a yr ago invest in value of LED street lamp for 2500 – 3000 yuan, at current street price tag dropped to 1500 yuan – 1800 yuan, the return period of 800 – 1200 yuan high pressure sodium lamp substitute diminished to 2 – three many years. The LED street lamp power saving 9, lifestyle expectancy of 50% years, the lamp is not really required to exchange the lamp. New lamps employing led the selling price continues to be incredibly clear science and Technological innovation Department of Guangdong Province, in accordance to information from your past two many years led demonstration venture, economic and energy conserving result with the LED street light renovation undertaking calculates the calculated in accordance using the 200 million LED lights, the transformation on the former, just about every street lamp electrical energy fees reached 20 billion yuan, yearly lamp replacement fee of up to five billion yuan, this 12 months the complete expense reached 25 billion yuan.

Immediately after the transformation, the yearly conserving the complete price of 15 billion yuan, including conserving 50% on the electrical power and 5 billion yuan of lamp substitute expenses a complete investment of 200 million LED lights transform for 48.9 billion yuan, the complete price of your loan rate of interest plus a complete of 61 million yuan. Inside the LED street lamp 9 many years of lifestyle, a complete conserving 135 billion yuan, local finance obtained the proceeds of energy-saving is 74 billion yuan in electrical power savings of 108 million kilowatts when, equivalent to 379 million tons of common coal conserving, minimize seven million plenty of sulfur dioxide emissions, cut down carbon dioxide emissions of 268 million tons, decreasing soot emissions 7 million tons, “thus, from your imposition of tariffs with urban public utilities additional income according on the proportion of extraction energy efficiency, can shell out led the transformation with the investment, and might develop evident economic advantage and energy saving and emission reduction.” Li Xinghua, director of science and Engineering Department of Guangdong province.