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Energy Saving Traffic Lights

Energy Saving Traffic Lights

Traffic lights are crucial to any society that has major automobile traffic systems. These lights work 24 hours a day directing traffic. Since these lights are on 24 hours a day it is essential that they are energy efficient in their operation. This has been achieved with the use of LED lights in traffic lights.

LED traffic lights consume 90% less energy than an average traffic light. A 100 watt traffic light can consume as much as 2.4 kilowatt hours per day. This means that the cost of operating one traffic light alone can cost as much as $73 a year. An LED bulb on the other hand, consumes only 15 to 20 watts of power leading to considerable amount of savings. These systems have been experimented across the world



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