Light Bulbs

standard light bulb Earning the ENERGY STAR certification means the product meets strict energy efficiency guidelines set by the US Environmental Protection Agency. Lighting products that have earned the ENERGY STAR label deliver exceptional features, while using less energy. Saving energy helps you save money on utility bills and protects the environment by reducing greenhouse gas emissions.

ENERGY STAR Certified Light Bulbs:

  • Use about 70-90% less energy than traditional incandescent bulbs
  • Last at least 15 times longer and saves about $55 in electricity costs over its lifetime
  • Meet strict quality and efficiency standards that are tested by accredited labs and certified by a third party
  • Produce about 70% less heat, so it’s safer to operate and can cut energy costs associated with home cooling

Please see the ENERGY STAR light bulb saving calculator (EXCEL, 691 KB) to estimate your saving.

Current Specification Effective Date:

Compact fluorescent light bulbs (CFLs) originally qualified for the ENERGY STAR label in 1999.
LED light bulbs originally qualified for the ENERGY STAR label in 2009.

Light Bulb Key Product Criteria

Learn How a Product Earns the ENERGY STAR Label

What else should I look for when buying ENERGY STAR light bulbs?

Choosing between the various types of ENERGY STAR certified light bulbs and deciding where to use them can be daunting. Here you’ll find guidance on choosing the right bulbs for your fixtures and locating a convenient retailer.

For an interactive learning experience, check out the Choose a Light Guide.

  • Light Bulb Purchasing Guide (PDF, 652 KB)
  • ENERGY STAR certified bulbs use less power (watts) than incandescent bulbs.
    • Learn more about brightness!
  • ENERGY STAR certified bulbs are available in a variety of shades.
    • Learn more about color and mood!
  • Not all ENERGY STAR certified bulbs are dimmable.
    • If you need a dimmable bulb, please check the packaging before you make your purchase.

Light the Moment Banner

Did you know that there are more than 4 billion sockets in homes across the country with old, inefficient bulbs wasting Americans billions of dollars and contributing to climate change?  Join EPA in making a difference.  Encourage your friends and family to make the most of their moments, and their contribution to the environment, by lighting them with ENERGY STAR certified LED bulbs. Together, we could save about $1.5 billion dollars in annual energy bills, and prevent 17 billion pounds of annual carbon pollution.

Share Your Best Moments for “STAR” Recognition

The best moments deserve ENERGY STAR certified LED lighting. Share a photo of one of your special moments at home—whether big or small—on social media with the hashtag #LightTheMoment and your photo will be showcased as part of an EPA ENERGY STAR “Moments Gallery” at The best photos will be featured in a Light the Moment highlight reel in November.

Participation Guidelines:

  1. Share your photo on social media
  2. Use the hashtag #LightTheMoment
  3. Tag ENERGY STAR (Facebook: @ENERGY STAR, Twitter: @ENERGYSTAR)
  4. Add the caption: “I’m lighting my moments with @ENERGYSTAR certified LED lighting! #LightTheMoment”
  5. Share photo by October 31st to be included in EPA ENERGY STAR’s featured content.

Disclaimer: By submission of photos for this promotion, you authorize the Environmental Protection Agency (EPA) and its ENERGY STAR partners to use these photos for any lawful purpose.  Additionally, you release and hold harmless EPA and its partners from any expectation of confidentiality or privacy, and waive any right to royalties or other compensation arising or related to the use of any submitted photo.

Join Us!

Yes! I want to join EPA ENERGY STAR in the national efforts to change out 300 million old, inefficient light bulbs to ENERGY STAR certified LED bulbs.

Make a commitment to change out an old bulb to an ENERGY STAR LED bulb and spread the word to friends and family by sharing our messages through social media.

By taking the Pledge, you acknowledge and agree that: 1) Your personal information submitted as part of the ENERGY STAR Pledge will be shared with the EPA and organizations you have agreed to associate with your account; 2) that EPA's use of your personal information shall be governed by EPA's Privacy Policy, and 3) you may receive emails from ENERGY STAR or the associated organization.

Join Us!

Thank You for your commitment.

Now share your commitment with your friends!

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Please note that links in this section take you away from exit ENERGY STAR graphic

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Spread the word!

Download these cute messages to share with friends and family through social media. Encourage them to make the most of their moments, and their contribution to the environment, by lighting them with ENERGY STAR certified LED bulbs. (Just click on your favorite image to enlarge and download.)

  • That moment when... you put on the final touches
  • That moment when... you can tell she has your smile
  • That moment when... you realize you could have never done it without her
  • That moment when... you really were surprised

Start Saving With My ENERGY STAR

Looking for ways to save energy at home?
My ENERGY STAR makes it easy to browse energy saving tips, and to see how your actions can make a difference. Here are a few tips to get you started.