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lighting calculator

Make the Change from Incandescent to Compact Fluorescent


CFLs are less expensive, more efficient and reduce air and water pollution. Although initially more expensive, you save money in the long run because CFLs use 75% less electricity and last up to 10 times longer.

Use the calculator below to see how much you'll save!

  Incandescent

CFL Replacement

Suggested Equivalents
Bulb Wattage >
Inc.       CFL
100w ... ... 29w
75w ... ... 20w
60w ... ... 15w
40w ... ... 10w
     
Usage (hours per day)
September 17 2009 13:04:26