Average cost based on 3 known installations 4 15 per watt before 26 solar tax credit.
Sunpower solar panels cost per watt.
Plus we guarantee that your panels won t lose more than 8 of their original power output in 25 years.
Labor shipping parts we ve got you covered for 25 years.
Compare that to 19 for conventional solar.
Nrel estimates that small local installers pay about 0 76 per watt for average solar panels so we can expect sunpower s panels to cost about 1 50 per watt.
With the average solar panel costing about 0 64 per kw in 2016 at this rate you can then expect sunpower solar panels cost per watt to hover around 1 12 175 of 0 64 to 1 28 200 per kw.
Looking at cost and savings estimates from a myriad of sources we ve found that sunpower panels cost about 75 to 100 more than standard solar panels.
The cost per watt installed in the united states varies significantly by state customer type and system size with median prices ranging from 3 2 w to 4 5 w according to berkeley lab s tracking the sun report.
2 50 watt or less above market.
Needless to say that s on the high end of the price spectrum.
Sunpower covers 100 of repair or replacement costs while conventional solar warranties don t.
3 76 watt or more.