LED Calculator

Estimate how much you can save by switching to LED bulbs from incandescent, halogen or Compact Fluorescent Light (CFL). For a personalized calculation, adjust each field to match the bulb type, wattage, number of bulbs and hours of use per day. Next click the “Add to calculation” button and then the “CALCULATE” button.


 

Current Bulb Type
Wattage
Number of Bulbs
Hours of Use Per Day
LED Calculator

Estimated Annual Savings From Switching to LEDs
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kWh
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Dollars
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Miles Driven Equivalent
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Savings are estimated. Actual savings may differ depending on factors such as actual usage variations and energy market supply cost fluctuations.