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What are the differences between a energy efficient light bulb and a regular light bulb?
Wiki User
∙ 14y ago
Energy saving bulbs reduce electrical consumption by about 75%, reduce bulb changes by x10 to x50 times. The savings in electricity and their endurance more that compensates for the higher purchase price.
Wiki User
∙ 14y ago
Wiki User
∙ 10y agoSuppose you a regular 100 W bulb that is replaced by a 20 W energy saving one, that saves 80 W.
If it's a bulb that is on 6 hours a day it would use 876 units per year, while the energy saving bulb would use one fifth of that, 175 units. The saving is 701 units that would cost about £100.
The energy saving bulb also lasts longer, 8000 hours instead of 1000 hours. In the above example the 100 W bulb would need to be replaced twice, while the energy saving bulb lasts 8000 hours, that would be nearly four years (on average).
Wiki User
∙ 14y agoAn energy efficient light bulb will use less energy than a normla light bulb; this means it produces less heat (heat is usually an unwanted byproduct of producing light).
Wiki User
∙ 13y agoThe fluorescent bulbs typically use between 1/2 and 1/3 as much electricity as a normal light-bulb, for the same luminosity.
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