Sunpower produces the highest efficiency monocrystalline solar panels available.
Highest energy density solar panel.
Findings of the 2013 nrel land use report independently verified arzon solar cpv products as the highest land energy density of any photovoltaic technology surveyed in the united states requiring only 2 8 acres gwhr yr when using arzon solar cpv in power plants above 20 mw.
When just looking at residential solar panels the top wattage panel available is the sunpower a series ac module the top panel in the a series line boasts a wattage of 425 watts.
The top panel in the e series comes out at a whopping 435 watts.
Read more about types of solar panelson our blog.
Polycrystalline panel efficiency typically ranges from 15 to 17 percent.
Future improvements in panel production will hopefully see significant improvements in panel efficiency.
What are the most efficient solar panels in 2020.
The highest efficiency solar panels on the market today can reach almost 23 percent efficiency.
Sunrun brightbox is one of the best batteries for residential rooftop solar systems.
Most solar panels sold in 2020 have efficiencies between 15 and 20 according to the national renewable energy laboratory nrel.
That s why high efficiency solar panels thrive in the residential market where ideal roof space is sometimes limited.
Factors that affect solar panel efficiency.
Solar panels have been consistently increasing in efficiency at about 5 annually since 2010.
Many brands including sunpower are pushing their high efficiency modules to 22 and higher.
As a result the highest power density achieved is around 20 w m 2 in desert solar pv farms whereas solar farms in germany generally achieve 5 w m 2.
Power density of solar installations must also account for space between panels either for servicing in solar farms or for spacing between houses in rooftop solar installation.
Our x22 has a record breaking efficiency of up to 22 8 percent making it the best performing panel on the market today.
The average efficiency of solar panels falls between the 17 to 19 percent efficiency range.
More data from the report is shown in the table below.
Some solar panels in the market have efficiencies over 20 these are known as high efficiency solar panels.
While traditional solar panels average around 16 to 17 efficiency modules labeled high efficiency are at least 19 efficient.
The solar panel with the highest watt is the sunpower e series a commercial solar panel line.
Sunpower 22 8 lg 22 0 rec solar 21 7.
Here are the top five best solar panel manufacturers in 2019 ranked based on the highest efficiency solar panel they have to offer.