20% EFFICIENCY SunPower E20 panels are the highestefficiency panels on the market today, providing more power in the same amount of space MAXIMUM SYSTEM OUTPUT Comprehensive inverter compatibility ensures that customers can pair the highestefficiency panels with the highest-efficiency inverters, maximizing system output REDUCED INSTALLATION COST More power per panel means fewer panels per install. This saves both time and money. RELIABLE AND ROBUST DESIGN SunPower’s unique MaxeonTM cell technology and advanced module design ensure industry-leading reliability THE WORLD’S STANDARD FOR SOLAR SunPowerTM E20 Solar Panels provide today’s highest efficiency and performance. Powered by SunPower MaxeonTM cell technology, the E20 series provides panel conversion efficiencies of up to 20.1%. The E20’s low voltage temperature coefficient, anti-reflective glass and exceptional low-light performance attributes provide outstanding energy delivery per peak power watt. sunpowercorp.com Patented all-back-contact solar cell, providing the industry’s highest efficiency and reliability

ELECTRICAL DATA Measured at Standard Test Conditions (STC): irradiance of 1000 W/m², AM 1.5, and cell temperature 25° C Cell Efficiency Panel Efficiency Rated Voltage Rated Current Open-Circuit Voltage Short-Circuit Current Maximum System Voltage Temperature Coefficients Current/voltage characteristics with dependence on irradiance and module temperature. Series Fuse Rating TESTED OPERATING CONDITIONS Positive grounding not required 113 psf 550 kg/m² (5400 Pa), front (e.g. snow) w/specified mounting configurations 50 psf 245 kg/m2 (2400 Pa) front and back (e.g. wind) MECHANICAL DATA Solar Cells...