Wednesday, June 29, 2011

A Comparison Between LED’s and CFL’s

Now that we know that the incandescent bulb is on its way out in favor of more effective, energy efficient solutions as mandated by the Energy Bill, the search for a new replacement is underway.  The two likely candidates are LED bulbs and CFL’s (Compact Fluorescent Lamp).  Although each may have their pros and cons, after exploring a brief comparison, you will see why LED bulbs are a superior choice.
  • LED lights use less power - A 6 watt LED produces as much light as a 50 watt traditional bulb. The figure for CFL is close to 13 watts. This means an LED uses half the amount of electricity compared to a CFL. In the era of carbon emission controls, tight budgets, and awareness of energy preservation, LED lights easily score over CFL’s.
  • Unlike LEDs, a CFL may require the replacement of the expensive light fixtures - CFL’s are less suited to be used as retrofits in existing sockets. Given that a CFL must accommodate an electronic powering device and long tubes, they are often too large for existing light fixtures. One must either do without the beautiful light covers or else change the light fixture itself. Any cost advantage that the CFL enjoys over LED is wiped out the moment one factors in the need to replace the light sockets and fixtures.
  • LED lasts up to 10 times longer than a CFL - The long life of an LED means lesser recurring costs to be incurred to purchase new lights. This also means less solid waste to be disposed and makes this light ideal for hard to reach locations.
  • LEDs do not contain Mercury or other toxic heavy metals - CFL lights contain a small amount of mercury and must be disposed off in accordance with the regulations for hazardous substances. LEDs, on the other hand, contain no heavy metal and can be safely disposed off with common waste.
LED light systems have a clear advantage over CFLs, and New Tek Partners provides a selection for indoor, outdoor, home, and commercial.  It is estimated that should LED products be widely adapted, it would slash the use of electricity for lighting by 88%.  The total savings over a 20 year period are estimated to be around $ 265 billion.  Moreover, LED bulbs and tubes could potentially help the US avoid setting up 40 new power plants and help reduce electricity demand.  These savings would go a long way in helping the US meet its commitment to the world community on the carbon emission reduction front.

How do you reduce your carbon footprint and reduce your electricity bill?

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