- Customer Service
- Home Savings
- Business Savings
- Environment
- Community
- Education & Safety
- Partners in Business

Make the switch to Compact Fluorescent Light Bulbs (CFLs). They use about 75% less energy than traditional standard light bulbs, last up to 10 times longer, and each one could save you up to $72 in energy costs over its lifetime.
ComEd’s Smart Ideas for Your Home is providing discounts on ENERGY STAR® qualified CFLs and fixtures while supplies last. You will find an instant shelf discount on a select variety of CFL bulbs at participating retail stores. There is a 12-bulb limit per purchase.
| Incandescent Bulb (Watts) |
CFL Replacement Bulb (Watts) |
Light Output (Lumens) |
Lifetime Savings Per Bulb* |
|---|---|---|---|
| 40 | 9-13 | 450 | $25-$29 |
| 60 | 13-15 | 800 | $42-$44 |
| 75 | 18-25 | 1,100 | $46-$53 |
| 100 | 23-30 | 1,600 | $65-$72 |
*Savings are based on 8,000 lifetime hours and the 2008 Energy Information Administration's YTD average retail price of electricity at 11.35 cents per kWh. Actual savings may vary based on usage and rates.