
There are many choices when it comes to choosing a solar panel company. SunPower, for instance, offers a 25-year warranty. You can also opt for a company that offers loans or price-match guarantees, such as Sunrun. These companies are not the only ones that offer solar panels. You can also order them from other online retailers.
SunPower offers a warranty of 25 years
SunPower, a San Jose California-based manufacturer and exporter of solar panels, has extended its warranty to all new panels made in the U.S. The new warranty, which will provide power and product performance for 25-years, is more than any industry standard. The panels will have a minimum output of 85 percent for the first five and an average output of 87% the following 20 years.
Tesla offers 25-year warranties
Tesla solar panels come with an 80 percent performance guarantee for 25 years. Tesla offers a comprehensive warranty covering all aspects of the system including the Powerwall, inverters, and other components. Lastly, the company offers customer support for the panels. While this warranty is more comprehensive than many solar panel warranties, there are some caveats.

Green Power Technology offers loans
A solar loan is a great way for financing the purchase of solar panel. The loan can be used in conjunction with other types of financing such as a loan for home improvements, personal loans, and mortgages. Your personal financial situation, credit score, income, and income will all affect the amount and repayment terms of the loan. A loan can be extended up to 30 Years.
Sunrun offers a price-match guarantee
Sunrun solar panels come with an unbeatable 10-year warranty. They also offer monitoring and maintenance services. The annual lease fees increase based on energy costs in your area. On average, however, they are only 2%. A lease is a great way to save money on your utility bills, even if it's not possible to buy solar panels.
Tongwei Solar
Tongwei Solar ranks among the top solar panel companies worldwide. They have a long list of impressive awards and accolades to their name, including the prestigious Leading Enterprise Award and a number of industry firsts. The company is dedicated to the development of the most efficient solar cell designs. Their highly skilled research teams have made panels that have been distributed worldwide.
LONGI Solar
LONGI is an international manufacturer of solar panel. LONGI's Malaysian manufacturing plant can produce 500 megawatts solar panels. Longi has offices and warehouses throughout six countries, in addition to its Malaysian facility.

Zhongli/Talesun
Zhongli/Talesun has been a respected manufacturer of solar panel panels. This Chinese company has been producing high-quality solar panels for over 30 years. It is listed on the Bloomberg Tier One List and has had significant success with solar energy.