Energy Calculator
Energy Saving & Payback Period Calculator
Existing System
No. of Fixtures
Wattage/Fixture (including ballast)
Fixtures Total Wattage
Operating Hours/Day
Operating Hours/Year
Energy Rate (KWH Rate)
Total Existing Annual Energy Cost $
Total Annual Maintenance Cost
Fixture Model No.
No. of Fixtures
Fixtures Total Wattage
Total Annual Energy Cost $
Initial Cost/Fixture
Initial Total Fixture Cost $
Non-Fixture Project Cost (including installation, Disposal, etc.)
Total Annual Energy Saving $
Incentives from Local Power Company * (% of total project cost, which is initial fixture and installation costs)
No. of Years to Recop
Post Recop Profit**
* Please check with your local Power Company to find out exact rebate percentage.
Normal rebate incentive is between 15%
and 25% of total project cost, depending projects.
** Assume LED products average lifetime at 10 years. Products lifetime may varies, depending on field conditions, such as usage and service temperature.