Watts per bulb 

# of Fixtures/Bulbs 

# of Hours per Day 

# of watts per day 
270000 
Divided by 1000(kWh) 
270 
# of Working Days 

Total kWh per month 
8100 
kWh cost 
$ 
Cost per month to burn 
$810.00 


Total annual cost to operate 
$9,720.00 
Total annual CO2 Emissions (metric Tons) 
60.4 
Emissions Reduction (metric Tons) 
111.41 




Total Savings Monthly with LED 
$3,012.60 
Total Savings Annually with LED 
$36,151.20 
Total Savings over 10 Years 
$361,512.00 
LED Bulb Cost 
$ 
Total Cost to retrofit with LED 
$75,000.00 
Total Savings Percentage with LED 
78.81% 
Total CO2 Emissions Reduction 
64.84% 
ROI in Months 
24.9 