LED Savings Calculator

Making the switch to LED lighting?
Answer the following questions on your current lighting usage, plus the LED replacement, to calculate your savings.

Number of fixtures to be replaced units
Old fixture (to be replaced)
Incandescent / Halogen: 1,250 hours
Metal Halide: 6,000 hours
Fluorescent/CFL: 8,000 hours
Pulse Start Metal Halide (PSMH): 15,000 hours
High Pressure Sodium (HPS): 20,000 hours
LED fixture (new fixture)
LED: 50,000 hours
Energy rate (electricity cost)
The average residential price of electricity in the U.S. in 2015 was 12.66¢/kWh.
To find the price per kWh (Kilo Watt hour) for your state and sector, check your energy bill or go to the EIA website.
Hours of operation
Other factors (optional) Labor cost for relamping:

Results Number of light units to be replaced to LED units:

Old fixture LED fixture
Initial cost
Electricity cost ()
Lifespan (continuous use)
Lifespan when used for
No. of times an old fixture to be replaced each year -
No. of times an old fixture to be replaced during the LED fixture's lifespan
Cost of replacements each year
([Incand. bulb cost] × [Number of replacement per year])
Annual labor cost for ralamping
([Labor cost per relamping] × [Number of replacement per year])
Total annual cost
([Cost of replacing fixtures] + [Electricity] + [Labor cost])

(same as the annual electricity cost)
Total cost
(after )
Total savings /w LED fixture (ROI)
(after )
Break-even point
(The amount of time necessary to save as much money as you invested initially)