First Solar Series 4™ PV Module ADVANCED THIN FILM SOLAR TECHNOLOGY INDUSTRY BENCHMARK SOLAR MODULES As a global leader in PV energy, First Solar’s advanced thin film solar modules have set the industry benchmark with over 8 gigawatts (GW) installed worldwide and a proven performance advantage over conventional crystalline silicon solar modules. Generating up to 8% more energy than competing modules with the same power rating, First Solar’s Series 4™ and Series 4A™ PV Modules deliver superior performance and reliability to our customers. PROVEN ENERGY YIELD ADVANTAGE • Up to 8% more energy than conventional crystalline silicon solar modules with the same power • Superior temperature coefficient (-0.29%/°C) resulting in greater energy yield in typical field operating temperatures • Superior spectral response resulting in a proven energy yield advantage in humid environments ADVANCED PERFORMANCE & RELIABILITY • Improved long-term power-output warranted for 25 years • Compatible with advanced 1500V plant architectures • Independently tested to pass accelerated life and stress tests beyond industry standards • Highly predictable energy in all climates and applications • Independently certified for reliable performance in high temperature, high humidity, extreme desert and coastal environments • Anti-reflective coated glass (Series 4A™) enhances energy production CERTIFICATIONS & TESTS • • • • • • Thresher Test, Long-Term Sequential Test, and PID-Free1 IEC 61646 1500V, IEC 61730 1500V, CE IEC 61701 Salt Mist Corrosion, IEC 60068-2-68 Dust and Sand Resistance2 ISO 9001:2008 and ISO 14001:2004 UL 1703 and ULC 1703 Listed Class B Fire Rating (Class A Spread of Flame) CSI Eligible (CA-USA), FSEC (FL-USA), MCS (UK), CEC Listed (Australia) MODULE WARRANTY Power Output • 10-Year Limited Product Warranty First Solar, Inc. | firstsolar.com | [email protected]

FIRST SOLAR SERIES 4™ PV MODULE MECHANICAL DESCRIPTION MODULE NUMBERS AND RATINGS AT STC 6,7 Open Circuit Voltage Short Circuit Current NOMINAL VALUES Maximum System Voltage Bypass Diode Limiting Reverse Current Cell Type Thin-film CdTe semiconductor, 216 active cells Maximum Series Fuse Frame Material Front Glass Open Circuit Voltage Short Circuit Current Series 4ATM includes anti-reflective coating Back Glass Series 3 Black Laminate material with edge seal MODULE NUMBERS AND RATINGS AT 800W/m , NOCT 45°C, AM 1.5 2 TEMPERATURE CHARACTERISTICS Temperature Coefficient of PMPP MECHANICAL DRAWING...