Solar Lighting Systems for Streets and Objects
Comparison of total Costs: ecoliGhts Solar Lamps – Conventional Line-powered Lamps
Assumptions (based on northern European climate (an even better outcome can be exptected in the South):
Conventional lamps
ecoliGhts solar lamps
ecoliGhts solar
lamps:
lamps:
8 road lamps "SPL"
Conventional
lamps:
lamps:
8 line-powered lamps,
80 Watt
80 Watt
Inflation:
2 % annual
Electricity:
1 % annual price increase
Lighting duration:
11,5 hours per day
On the basis of a product life cycle of 30 years the use of ecoliGhts solar lamps enables a saving of total costs of approx. one third.
