Calculate energy and cost savings from switching to LED bulbs.
Lighting Setup
Usage & Rates
Savings Forecast
Estimated Annual Savings
$140
Energy Saved931 kWh
Payback Period3.4 months
Lifetime Savings$2792Projected over 20 years
💡 Switching to LEDs pays for itself in just 3.4 months!
About this calculator
Overview
LED bulbs use 75-80% less energy than incandescent and last 25× longer. Savings include electricity costs and replacement bulb costs. Payback period typically 6-18 months.
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Pro Tips
60W incandescent → 9W LED (same brightness).
LEDs last 15,000-25,000 hours vs 1,000 for incandescent.
Calculate savings per bulb, then multiply by total bulbs.
Dimmable LEDs cost more but save additional energy.
