Cost Analysis Table - Second Sun

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TYPICAL INDUSTRIAL SCENARIO
(shown for approximately 100,000 hours of operation)

Second Sun LEDHPSMHT5 (4x4)T8 (6x4)
Fixture Cost$580.00
$200.00$200.00$95.00$125.00



Hours of Operation / Year (24 hours / day, 5 days / week)6240
6240
6240
6240
6240






Target Mean Effective Pupil Lumens
27,936
27,936
27,936
27,936
27,936
Photopic source Lumens Required
14,400
97,05161,083
43,795
57,734






Power Rating to achieve target (W)
100
961719487825
Actual fixture power (with loss)
1081050780530900






Minimum Life Expectancy (hours)   
100,00020,0007,50012,00012,000
Minimum Life Span (years)      
16.033.211.201.921.92






Energy Cost / kWh
0.120.120.120.120.12
Bulb Cost
0221577
Bulb Changes /15 years
04.6812.487.87.8
# Bulbs / Change
01146






Energy Cost per Fixture (15 years)
$1,213.06$11,793.60$8,760.96$5,952.96$10,108.80
Equipment Cost per fixture (15 years)
$580.00$302.96$387.20$313.40$452.60
Yearly Average Cost per Fixture
$119.54$806.44$609.88$417.76$704.09
Total Yearly Cost Per Fixture

Second Sun LEDHPSMHT5 (4x4)
T8 (6x4)
Year 1$661$986$784$492$799
Year 2$742$1,772$1,383$917$1,515
Year 3$823$2,559$1,982$1,314$2,189
Year 4$903$3,367$2,581$1,738$2,905
Year 5$984$4,153$3,180$2,135$3,579
Year 6$1,065$4,939$3,779$2,560$4,295
Year 7$1,146$5,748$4,363$2,957$4,968
Year 8$1,227$6,534$4,963$3,382$5,684
Year 9$1,308$7,320$5,562$3,779$6,358
Year 10$1,389$8,106$6,161$4,204$7,074
Year 11$1,470$8,915$6,760$4,601$7,748
Year 12$1,550$9,701$7,359$5,025$8,464
Year 13$1,631$10,421$7,943$5,422$9,138
Year 14$1,712$11,207$8,542$5,847$9,854
Year 15$1,793$11,994$9,141$6,244$10,528
At Second Sun our lights are engineered to be the best available.
We take all factors into consideration in our designs.
 
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