SunPower® Commercial Solar Panel Warranty
25-Year Industry Leading Warranty
SunPower offers the most comprehensive panel warranty in the solar industry.
Highest power output protection in the solar industry: 92% in year 25.*
- *. Jordan, Dirk “SunPower Test Report,” NREL, Q4-2014; Campeau, Z. et al. "SunPower Module Degradation Rate," SunPower white paper, Feb 2013
Coverage for defects related to workmanship and materials for 25 years.
Hassle free repair, replacement or reimbursement for any defective panel.
A better warranty starts with a better product
SunPower’s Complete Confidence Panel Warranty provides the industry’s only 25-year Power, Product and Service backing. We have absolute confidence in our panels’ ability to deliver more energy, reliability and savings over time.
Predictable results for SunPower customers
We offer the best-performing solar products, and stand behind them with the industry's strongest panel power warranty.* How do we do this? Comprehensive third-party studies have shown SunPower panels degrade more slowly than conventional solar.* That means SunPower panels provide long-term energy and savings—and a better warranty.
|SunPower® Complete Confidence Panel Warranty
E-Series and X-Series
|Conventional Solar Panel Warranty*|
|25 years||10 years|
- *. Representative of standard efficiency solar manufacturers. Competitor warranty information provided from latest warranty documentation from various conventional panel manufacturer websites as of June 2017.
- *. Shipping of new panel covered by some conventional warranties.
- *. 25-year coverage for all core components on the roof: solar panels, microinverters and racking system. 10-year product warranty term for monitoring hardware.
Power, product, and service, we’ve got you covered
SunPower Covers 100% of repair or replacement costs, while conventional solar warranties don’t.* Labor, shipping, parts – we’ve got you covered for 25 years.* Plus we guarantee that your panels won’t lose more than 8% of their original power output in 25 years. Compare that to 19% for conventional solar.
- X-Series and E-Series PV Panel Warranty
- Commercial Warranty Infographic
- Commercial Warranty Customer FAQ