Certified Energy Auditor Practice Exam 2025 – 400 Free Practice Questions to Pass the Exam

Upgrading a lighting system with incandescent fixtures to LED (light-emitting diodes) is the most efficient option for several reasons.

LEDs are known for their high energy efficiency, converting a larger proportion of electricity into light rather than heat compared to incandescent bulbs, which result in significant energy loss through heat dissipation. This means that LEDs typically consume about 75% less energy than incandescent bulbs while providing the same amount of light output, known as lumens.

Additionally, LED fixtures have a longer lifespan, often lasting up to 25,000 hours or more, compared to the 1,000 hours typical for incandescent bulbs. This reduced frequency of replacement not only saves on material costs and labor but also minimizes waste and environmental impact over time.

Furthermore, LED technology offers various advantages, including dimmability, wide color temperature options, and directional light output, making them versatile for different applications and resulting in better overall lighting quality.

In summary, choosing LED lights for upgrading from incandescent fixtures provides the best energy savings, longer lifespan, and versatile application, establishing them as the most efficient upgrade option.