Texas A&M November 15, 2011 SunPower >1 GW solar PV deployed 2010 revenue of $2.3 billion World record solar cell efficiency 24.2% 550 MW 2010 production Diversified portfolio: roofs to power plants 5,000+ Employees; 100% solar 4+ GW power plant pipeline Publicly listed NASDAQ: SPWRA Residential Commercial Power Plants PV Technology Vertical Integration Your Full-Service Utility-Scale PV Technology Partner Systems Integration EPC Operation Solar cell Trackers Systems engineering Performance modeling Module materials Roof mounting Automated design software Plant optimization Manufacturing SCADA Solar module Module reliability 3 Commercial monitoring Advanced grid integration Long-term system reliability FY10 Revenue Summary Suntech First Solar MEMC SunPower LDK REC SolarWorld JA Solar Yingli… Q-Cells Trina Solar Canadia… ReneSola 2010 Revenue (Est) Motech 2009 Revenue (Actual) Solarfun $- $500 $1,000 Sources: Company announcements and guidance, Reuters Knowledge $1,500 $2,000 $2,500 $3,000 $M 4 SunPower Produces the Most Energy per ft² 1 No lines on cell surface lets in more light 2 Backside mirror reduces back light absorption and traps more light 3 SunPower cells capture more blue and infra-red light than competitors SunPower Tracker The SunPower Oasis Tracker & 425W Panel SunPower T0 Tracker Most installed solar tracker in the world – 400MW over 10 years Increases capacity factor by up to 25% Simple control system = lowest O&M of any PV power plant fixed or tracking SunPower 425W panel has the highest efficiency in the world Jeonju, Korea 2 MW Installed System Price per Watt, 2008-2011 3Q10 Breakout $5.92 $3.72 $3.17 $2.83 Source: Deutsche Bank, January 2011; Systems are global (i.e., blended across geographies) 8 SunPower UPP LCOE Competitive with CA MPR $/kWh CA 2009 Reference power price Notes: LCOE = delivered electricity price to utility via PPA; MPR=25-yr Market Price Referent , 30% ITC /MACRS included unlevered return range for plant owner 7.5%-8.5%, sunlight range included © 2011 SunPower Corp. 9 SunPower US Power Plants Nellis AFB: 15 MW Exelon Chicago: 10 MW FPL DeSoto: 25 MW California Valley Solar Ranch: 250 MW T0 Tracker FPL Desoto – 25 MW 11 © 2010 SunPower Corp. 11 SunPower Efficiency/BOS Case Study California Valley Solar Ranch Most power plants are constrained SunPower maximizes MW/m2 More MW/m2 lowers BOS/kWh – Land – Permitting/development – Transmission/substation – Foundations/structures – Cabling/trenching Solar Array Open Space – Shipping – Roads SPWR 14% x-Si 11% TF – Fencing/security 250 MW 186 MW 146 MW – Construction management •PPA announced 8/15/08 •Illustrative layout as of May 2010, subject to change •Final project design may include standard efficiency panels – O&M 2014: 601 MW – SunPower Antelope Valley Solar Chicago Space Coast Gullwing W ya n d ot Nellis Desoto Jacksonville Blythe Boulder City Boulder City © 2011 SunPower Corp. SunPower Oasis C7 SunPower’s 7x Concentrated Technology System Most scalable platform w/ lowest LCOE for GW-scale solar deployment. – 20% lower LCOE than flat-plate systems (in areas w/ high irradiance) – 7X concentration ratio – Horizontal single-axis tracker – 6 rows of parabolic mirrors reflecting light onto solar cell receivers – Uses the SunPower standard tracker controller SunPower Oasis C7 SunPower beginning to contract C7 deployment Real world testing at Sandia National Labs in 2011 Large deployment beginning in 2013 Contracts of hundreds of MW can bring local manufacturing Environmental Review Switch to other documents © 2010 SunPower Corporation