Free tool

Commercial Lighting Savings Calculator

Put in your fixture counts, watts, and run hours. You get an estimate of yearly energy savings and how fast the upgrade could pay for itself. Independent information. Always confirm program rules before buying equipment.

Commercial LED Savings Calculator

Change any number. The results update as you type.

Number of FixturesCurrent Watts Per FixtureNew LED Watts Per FixtureHours Per DayDays Per WeekElectric Rate Per kWhProject Cost (optional)Estimated Rebate (optional)

Estimate only. We do not promise exact savings.

Your estimated numbers

Estimated Yearly Savings

$20,592

Estimated Monthly Savings

$1,716

Current Yearly kWh

299,520

New Yearly kWh

112,320

Yearly kWh Saved

187,200

5-Year Savings

$102,960

10-Year Savings

$205,920

Estimated Simple Payback

Add project cost

Payback After Rebate

Add rebate

Estimated Net Cost

Add project cost

Now Check the Other Number.

Your possible rebate.

Estimate only

Next step

Rebates depend on your utility

The same building can get very different rebates depending on who bills it. Check that first.

Find my utility See lighting rebates

These are estimates, not quotes. Real numbers depend on fixtures, controls, install work, and your electric rate.

Information last reviewed September 1, 2026.