Sunday, March 4, 2012

Will LED Lighting Be Really Worth It? | Your Home Improvement Place

Individuals are trying to reduce expenses and energy now. The first thing you are said to do is convert incandescent lights with new technology light bulbs. This saves energy but does it save you money? I want to take a while to run the numbers on the new and not so new lights around. This won?t be an in-depth summary on lighting just to confirm if the new lamps are worth the initial expense.

- Let me use 10 cents a Kilowatt Hour for the cost of electric current (0.10/KWH).

- Let me take 4,000 hours of service a year. This is about average for a retail store or restaurant occupancy.

- We are using a 60 watt incandescent light as the basis of the calculation, so my comparison lights would have 800 lumens approximately.

- I am going to look at the current price on a 1 year, 5 year and 10 year scale.

- The cost of cash is 7%. This will be essential in the assessment section because after you buy the lights you don?t get that money left to spend on other things or earn you money. Listed below will be yearly cost of ownership. This is Incandescent light bulb amortized at 7% over the life time of the bulb divided by 4,000 hour yearly.

Incandescent Lights:

For the reasons of this exercise I will assume that incandescent lights are free. An instant price check presents I can get 8 packs for less than 2 dollars so I am rounding this cost to an absolute zero.

- 60 watts x 4,000 hours = 240,000 watts (Watts each year).

- 240 KWH x $0.10 = $24.00 per year to use the incandescent bulb.

- Yearly cost of Ownership = $0.00. (Since the bulb cost almost nothing the cost to own the bulb also is $0.00.)

Fluorescent Lights:

I am applying a 13 watt compact fluorescent they emit about 900 lumens and will last about 8,000 hours then cost just about $10.00.

- 13 watts x 4,000 hours = 52,000 watts (Watts each year)

- 52 KWH x $0.10 = $5.20 per year to power the fluorescent bulb.

- Annual cost of Ownership = $5.40 ($10.00 at 7% for 2 years)

LED Light Bulbs:

LED lights are a little more confusing than the others. I am having a LED based light with similar light output as the above 2 lights, 13 watts, 900 lumens and 50,000 hour longevity. The price I am using is $75.00. You can find low cost lights with longer life spans but the color of the rays of light is not comparable to the rest.

- 13 watts x 4,000 hours = 52,000 watts (Watts annually)

- 52 KWH x $0.10 = $5.20 per year to power the LED bulb.

- Annual cost of Ownership = $9.00 ($75.00 at 7% for 12.5 years)

The Comparison

- Incandescent Bulbs = 1 year $24.00 ? 5 year $120.00 ? 10 year $240.00

- Fluorescent Bulbs = 1 year $10.60 ? 5 year $53.00 ? 10 year $106.00

- LED Bulbs = 1 year $14.20 ? 5 year $71.00 ? 10 year $142.00

Conclusion

LED light prices would have to decrease to $45.00 to be with equal footing with CFL or the wattage would have to be cut in half. By the time you browse this it may already be real, so get the latest prices and your utility bill and run the numbers for your internet marketing business.

Source: http://your-home-improvement.com/flooring/will-led-lighting-be-really-worth-it-4538.php

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