$ SAVINGS FOR A CHILD'S ROOM - REPLACE INCANDESCENT BULBS WITH ENERGY-EFFICIENT TOTAL SPECTRUM BULBS |
Household of 4 persons | *
Annual cost per watt rounded to the nearest cent | |
Calculation based on cost of $ .10 per kilowatt hr. | # of bulbs | Wattage |
Bulb Type | Total Watts Used | Usage | Cost per
kilowatt hour | Annual cost per watt* | Total annual electric $ cost for child's room | $ Savings due to electricity saved Annual savings of $13.57 3 year savings of $40.71 |
Current incandescent bulbs used | 2 | 75 | incandescent | 150 | 3 hrs. daily ave.
1095 hrs. annually | 10 cents | 17 cents | $ .11 x 150 watts=$16.43 |
Replace with Total Spectrum Bulbs | 2 | 13 | total spectrum | 26 | 3 hrs. daily ave. 1095 hrs. annually | 10 cents | 17 cents | $ .11 x 26 watts=$2.86 |
|
$ Savings due to electricity saved @ $ .10 per kilowatt hr.: Annual savings of $13.57, 3 year savings of $40.71 |
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Calculation based on cost of $ .15
per kilowatt hr. | # of bulbs | Wattage | Bulb Type | Total Watts Used | Usage | Cost per kilowatt hour | Annual cost per watt* | Total annual electric $ cost for child's room | $ Savings due to electricity saved Annual savings of $21.08 3 year savings of $63.24 |
Current incandescent bulbs used | 2 | 75 | incandescent | 150 | 3 hrs. daily ave. 1095 hrs. annually | 15 cents | 17 cents | $ .17 x 150 watts=$25.50 |
Replace with Total Spectrum Bulbs | 2 | 13 | total spectrum | 26 | 3 hrs. daily ave. 1095 hrs. annually | 15 cents | 17 cents | $ .17 x 26 watts=$4.42 |
$ Savings due to electricity saved @ $ .15 per kilowatt hr.: Annual savings of $21.08, 3 year savings of $63.24 |
| |
Calculation based on cost of $ .25 per kilowatt hr. | # of bulbs
| Wattage | Bulb Type | Total Watts Used |
Usage | Cost per kilowatt hour | Annual cost per watt* |
Total annual electric $ cost for child's room | $ Savings due to electricity saved Annual savings of $34.72 3 year savings of $104.16 |
Current incandescent bulbs used | 2 | 75 | incandescent |
150 | 3 hrs. daily ave. 1095 hrs. annually | 25 cents | 28 cents | $ .28 x 150 watts=$42.00
|
Replace with Total Spectrum Bulbs | 2 | 13 | total spectrum |
26 | 3 hrs. daily ave. 1095 hrs. annually | 25 cents | 28 cents | $ .28 x 26 watts=$7.28 |
$ Savings due to electricity saved @ $ .25 per kilowatt hr.: Annual savings of $34.72, 3 year savings of $104.16 |