The majority of PV panels are made in china, these days.
The std efficiency these days is around 20%.
Std retail prices /costs are about 0.70$ / watt.
So, its not just sunpower but any nr of others, as well.
About 20 manufacturers, iirc.
On 11/06/2014 20:51, James Sizemore yamez4u@gmail.com [electricboats] wrote:
> No matter who the panel maker is. If the panel has better then 18%
> efficiency it is almost certainty made with SunPower cells.
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-hanermo (cnc designs)
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Posted by: Hannu Venermo <gcode.fi@gmail.com>
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