- About product and suppliers:
Alibaba.com offers 13,170 40 watt solar panel products. About 49% of these are solar cells, solar panel, 12% are solar energy systems, and 1% are inverters & converters.
A wide variety of 40 watt solar panel options are available to you, such as monocrystalline silicon, polycrystalline silicon. You can also choose from free samples, paid samples.
There are 13,173 40 watt solar panel suppliers, mainly located in Asia. The top supplying countries are China (Mainland), United States, and India, which supply 99%, 1%, and 1% of 40 watt solar panel respectively.
0 watt solar panel products are most popular in Mid East, Domestic Market, and Southeast Asia.
You can ensure product safety by selecting from certified suppliers, including 6,165 with ISO9001, 3,690 with ISO14001, and 1,786 with Other certification.