Case Study: Retail Store

PAR-38 LED Conversion

Current bulb wattage - 120 Watts
Number of bulbs replaced - 1000
Current bulb unit cost - $8.50
Utility rate - $0.12
Lifetime of current incandescent bulbs - 5,000 Hours
LED lamp wattage - 20 Watts
Lifetime of LED lamps - 50,000
Average daily usage - 14/Hours

Current electric cost per month - $6,048.00
Utility cost per month using LED lamps - $1,008.00
Energy saving per month - $5,040.00
Energy saving per year - $60,480.00
Total energy savings over lifetime of LED lamps - $600,000.00
Total bulb replacement cost savings - $85,000.00

Total savings using LED lamps - $685,000.00
LED lamp cost payback - 6 Months

Case Study: Restaurant Lighting

BR30 LED Conversion

Current bulb wattage - 75 Watts
Number of bulbs replaced - 80
Current bulb unit cost - $6.50
Utility rate - $0.12
Lifetime of current incandescent bulbs - 5,000 Hours
LED lamp wattage - 15 Watts
Lifetime of LED lamps - 50,000
Average daily usage - 14/Hours

Current electric cost per month - $302.40
Utility cost per month using LED lamps - $60.48
Energy saving per month - $241.92
Energy saving per year - $2,903.04
Total energy savings over lifetime of LED lamps - $28,800.00
Total bulb replacement cost savings - $5,200.00

Total savings using LED lamps - $34,000.00
LED lamp cost payback - 6 Months

Case Study: Industrial Lighting

High Bay 50 Series LED Conversion

Current bulb/fixture wattage - 450 Watts w/ballast
Number of bulbs/fixtures replaced - 100
Current bulb unit cost - $30.00
Utility rate - $0.12
Lifetime of current HID bulbs - 20,000 Hours
LED lamp wattage - 140 Watts
Lifetime of LED lamps - 50,000
Average daily usage - 14/Hours

Current electric cost per month - $2,268.00
Utility cost per month using LED Lamps - $705.60
Energy saving per month - $1,562.40
Energy saving per year - $18,748.80
Total energy savings over lifetime of LED lamps - $186,000.00
Total bulb replacement cost savings - $9,500.00

Total savings using LED lamps - $195,500.00
LED cost payback - 37 Months