The recognition of LED lighting has grown greatly in the past few years. Some of the leading reasons for this shoot up in popularity are resulting from the energy efficiency and longevity of these lighting equipment. Unlike conventional lights, LEDs do not have filaments and they generate very little heat. However, they are luxurious to purchase when compared with incandescent or CFL bulbs. Depending on the sort of lighting fixture, a LED bulb may or may not be the most efficient at this time.
Light Characteristics:
To begin with, the lights were of cool color, but now, they come in warm colors which supply a better quality of light for faces, food, and interiors. Since the tiny lights are directional, the LED does not provide you with comparable light to the normal tear-drop shaped incandescent lamp used for table lamps and also other home lighting fixtures. An incandescent bulb can provide omni-directional light. It can highlight a lamp’s globe or a general area of a room – whereas the LED does not accomplish this. LEDs are being used where directional lighting like recessed lighting, up-lighting, and also when accent lighting is important.
Energy Efficiency and Demand:
LEDs utilize a little over 1/10th of power used by incandescent bulbs. LEDs generate very little heat; it is possible to touch the light immediately after switching it off and still not burn up your fingers. Heat done by lighting can create significant energy load demand when it comes to cooling a home environment. Thus, the effective use of LEDs can induce reducing energy demand.
Length of Life and Cost:
LEDs will last a long time – up to 30-35 years. A suitable 7.5 watt LED, that has similar brilliance to a 60 watt incandescent, has a working life of about 50,000 hours, and costs from $70-$120. Over its existence, it will cost about $25 to run. However, if you add the cost to purchase and the cost to use, the CFL is a better buy than the incandescent or LED.
Non-Toxic:
Unlike the CFLs, the LED bulbs use no mercury. This makes the disposal and recycling of LEDs safer, easier, and more environmentally friendly. But nonetheless, CFL releases very small mercury compared to incandescent. About 50% of the energy source produced in US comes from coal power plants. When coal is burned, mercury is one of the gases emitted. The CFL holds a small amount of mercury, so it requires less power to operate and therefore produces small-scale energy demand on the mercury emitting energy source plants.
Conclusion:
Matched against the incandescent and the CFL, the LED is superior in terms of energy efficiency and lower operating cost. The LED produces a good quality of light for some tasks, requires approximately 90% less energy than incandescent lights, is non-toxic, and has a long life. In terms of the normal table lamp, the pattern of light produced by the LED may not be best suited since it is more uni-directional instead of omni-directional. New LED designs leads to bulbs that are not only serving recessed lighting and accent light, but also work well for general lighting and table lamps. Currently, in terms of total cost and lighting quality, the CFL is the best bulb for table lamps and general lighting for your house. The development of LED lighting is still unfolding and in the next number of years bulb prices should come down and new, more versatile bulb versions created. Assuming these happen, the LED is the destined lighting source for the future.
John Reid is, an electrician and advocate in living Green, been helping to promote aGreenSupply.com high quality LED light bulbs products to consumers in saving energy and money just by changing incandescent bulbs to LED light bulbs. Get the full story and reap the rewards TODAY at http://www.aGreenSupply.com
