Yes — LED bulbs genuinely deliver significant energy savings compared to incandescent and even CFL bulbs. A standard LED uses roughly 75 to 80 percent less electricity than an equivalent incandescent to produce the same amount of light, and LEDs last 15 to 25 times longer. For most households, switching to LEDs across the home is one of the fastest-payback energy upgrades available, often recovering the upfront cost within a year or two through lower utility bills.

How the Savings Actually Stack Up

The math is straightforward. Incandescent bulbs convert only about 10 percent of the electricity they consume into visible light — the rest becomes heat. LEDs flip that equation, converting the vast majority of energy into light. A 10-watt LED produces roughly the same brightness as a 60-watt incandescent. Run that bulb three hours a day for a year and the difference in electricity consumption is meaningful. Multiply that across every fixture in a typical Denver home and the annual savings on your Xcel Energy bill can add up to a noticeable amount — energy.gov estimates the average household saves around $225 per year after a full LED conversion, though your actual savings depend on your usage patterns, local utility rates, and how many fixtures you have.

Lifespan Is Where LEDs Really Pull Ahead

Energy savings are only part of the story. LEDs are rated for roughly 15,000 to 25,000 hours of use, compared to about 1,000 hours for a typical incandescent. That means you might replace an incandescent 15 to 25 times before a single LED burns out. Factor in the cost of replacement bulbs and the labor of changing hard-to-reach fixtures — recessed cans, high ceilings, outdoor fixtures — and the lifetime cost difference is substantial. In Colorado, where intense high-altitude UV and wide temperature swings can stress outdoor fixtures, having a bulb that runs cool and lasts years is a practical advantage.

What to Look for When Buying LEDs

  • Lumens, not watts. Watts measure energy consumption; lumens measure light output. Look for lumens to match the brightness you want, then notice how few watts the LED needs to deliver it.
  • Color temperature. Measured in Kelvins, this determines whether the light looks warm (2700K–3000K, similar to incandescent) or cool and bluish (4000K–5000K, better for task lighting or garages).
  • Dimmability. Not all LEDs are dimmable. If you have dimmer switches, look for bulbs explicitly rated for use with dimmers — and note that some older dimmer switches may need to be replaced with LED-compatible models to avoid flickering.
  • CRI (Color Rendering Index). A CRI of 90 or above renders colors accurately, which matters in kitchens, bathrooms, and art spaces.
  • ENERGY STAR certification. This label confirms the bulb has been independently tested for efficiency, light output consistency, and lifespan claims.

Beyond the Bulb: Fixture-Level Upgrades

Swapping bulbs is the easy first step, but you can go further. Integrated LED fixtures — where the LEDs are built into the fixture itself rather than a replaceable bulb — are even more efficient and are designed to work optimally with the LED technology from day one. Recessed LED retrofit kits can replace old incandescent can housings without tearing into the ceiling. Outdoor LED fixtures hold up well against Colorado’s hail, freeze-thaw cycles, and intense summer sun. And LED under-cabinet lighting in the kitchen can replace energy-hungry fluorescent strips with something that renders food colors accurately and runs without the warm-up delay fluorescents are known for.

When It Makes Sense to Call an Electrician

Most bulb swaps are pure DIY. But some lighting upgrades — adding recessed lighting, installing dimmer switches, converting a fixture to a hardwired LED system, or adding under-cabinet or landscape lighting — involve wiring work that requires a licensed electrician. If your existing dimmer switches are flickering or buzzing with new LED bulbs, that is worth having looked at too, since incompatible dimmers can shorten bulb life and create nuisance issues.

If you are ready to go beyond bulb swaps, Done’s electricians can help with fixture upgrades, dimmer compatibility, and full lighting redesigns. Explore our lighting services or browse everything we offer through our electrical services page. For larger projects, ask about financing options that can help spread the cost.