Payback Calculator

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Payback Calculator

Payback Calculator

Please enter value in the cells marked red

System Information and Electrical Savings

	Conventional	LED Replacement
No. of Fixtures
Fixture Wattage (W)
Total Wattage (W)
Daily Operating Hours (hrs)
Annual Operating Hours
Total kWh per year (kWh)
kWh Cost(INR)

Annual Power Cost

Monthly Energy Savings
Annual Energy Savings

Annual Energy Consumption

Units (KWH) per year

100000

90000

80000

70000

60000

50000

40000

30000

20000

10000

86724

39420

Annual Power Cost

Power cost in (Rupees)

1000000

900000

800000

700000

600000

500000

400000

300000

200000

100000

780516

354780

System Costs And Maintenance Savings

Fixture Cost (Lamp Cost)
Fixture Lifetime (in Hrs)(lamp)
Fixture Install Time (Min)
Ballast Cost
Ballast Lifetime(hrs)
Ballast Install Time
Hourly Rate per Labourer
Number of Labourers
Annual lamp Cost
Annual Ballast Maintenance Cost
Maintenance & Ballast (per fixture/year)

Annual Maintenance Savings

Annual maintenance cost

Fixture Cost (Lamp Cost)
Ballast Cost
Annual lamp Cost
Annual Ballast Maintenance Cost

100

40%

38%

14%

Financial Results of Investments

Cost of Materials
Cost of Installation
Total Initial Investment

Total Annual Savings
Rate of Return
Payback period in Months

10 Year Return on Investment

3500000

3150000

2800000

2450000

2100000

1750000

1400000

1050000

700000

350000

-1152000

-668882

-185765

297351

780468

1263585

1746702

2229819

2712936

3196053

Years