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25A-132 ds-e20-series-327-320-residential-ac-modules                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        Datasheet Optimize System and Installation Efficiency   SunPower® AC Modules, which include a factory-integrated SunPower microinverter, provide a revolutionary combination of high efficiency, high reliability, and module-level DC-to-AC power conversion. Designed specifically for use with SunPower InvisiMount™ and the SunPower Monitoring System, SunPower AC Modules enable rapid installation, best-in-class system aesthetics, and intuitive visibility into system performance. All this comes with the best Combined Power and Product Warranty in the industry.   Design-Driven Advantages  #1 module aesthetics and efficiency¹  Unmatched module reliability2  No electrolytic capacitors  25-year Combined Power and Product Warranty Maximize Value for Roof  Size system for roof, not string inverter  Optimize performance of each module Expand Deployment Options  Complex roofs and partial shading  Small systems  System expandability Simplify & Speed Installation  Factory-integrated microinverter  Robust, double-locking AC connectors  Design flexibility offsite and onsite  No DC string sizing process  Fewer installation steps than competing systems  Intuitive commissioning   Component of Complete System  Built for use with SunPower® InvisiMount™ and the SunPower Monitoring System  Superior system reliability and aesthetics sunpower.com  20 SunPower® E20-327-C-AC | Residential AC Module Series ¹Highest of over 3,200 silicon solar panels, Photon Module Survey, Feb. 2014 2#1 rank in "PV Module Durability Initiative Public Report," Fraunhofer CSE, Feb 2013. Five out of the top eight largest manufacturers were tested. Campeau, Z. et al. "SunPower Module Degradation Rate," SunPower white paper, Feb 2013. See www.sunpower.com/facts for details. 3Standard Test Conditions (1000 W/m² irradiance, AM 1.5, 25° C). NREL calibration standard: SOMS current, LACCS FF and voltage. All DC voltage is fully contained within the module. 4Based on average of measured power values during production.       Tested Operating Conditions Operating Temp. –40° F to +185° F (–40° C to +85° C) Max. Ambient Temp. 122° F (50° C) Max. Load Wind: 62 psf, 3000 Pa, 305 kg/m² front & back Snow: 125 psf, 6000 Pa, 611 kg/m² front Impact Resistance 1 inch (25 mm) diameter hail at 52 mph (23 m/s) Warranties and Certifications Warranties  25-year limited power warranty  25-year limited product warranty Certifications UL listed to UL 1741, including:  IEEE1547/1547a and IEEE1547.1/1547.1a Utility Interactive  PV Rapid Shutdown Equipment  Equipment Grounding  UL 6703, UL 9703 Connectors and cables (load break disconnection)  UL 1703 PV Modules (Type 2 fire rating) Enables installation in accordance with:  NEC 690.6  NEC 690.12 Rapid Shutdown (inside and outside the array)  NEC 690.15 AC Connectors, 690.33(A) – (E)(1) FCC and ICES-003 Class B When used with InvisiMount racking (UL 2703):  Integrated grounding and bonding  Class A fire rated PID Test Potential-induced degradation free [11.02 in] 280 mm 1558 mm [61.3 in] 1107 mm [43.6 in] 46 mm1046 mm [41.2 in] 30 mm [1.2 in] [1.8 in] Please read the safety and installation instructions for details. ©December 2016 SunPower Corporation. All rights reserved. SUNPOWER, the SUNPOWER logo, MAXEON and InvisiMount are trademarks or registered trademarks of SunPower Corporation in the U.S. and other countries as well. Specifications included in this datasheet are subject to change without notice. See www.sunpower.com/facts for more reference information. For more details, see extended datasheet: www.sunpower.com/datasheets. SunPower® E20-327-C-AC | Residential AC Module Series Power Data SPR-E20-327-C-AC SPR-E19-320-C-AC Nominal Power3 (Pnom) 327 W 320 W Power Tolerance +5/–0% +5/–0% Avg. Panel Efficiency4 20.4% 19.9% Temp. Coef. (Power) –0.35%/o C Shade Tolerance • Three bypass diodes • Integrated module-level maximum power point tracking AC Electrical Data Output @ 240 V (min./nom./max.) Output @ 208 V (min./nom./max.) 211/240/264 V 183/208/229 V Operating Frequency (min./nom./max.) 59.3/60.0/60.5 Hz Output Power Factor (min.) 0.99 AC Max. Continuous Output Current @ 240 V AC Max. Continuous Output Current @ 208 V 1.33 A 1.54 A AC Max. Cont. Output Power 320 W DC/AC CEC Conversion Efficiency 96.0% Max. Units Per 20 A Branch Circuit @ 240 V Max. Units Per 20 A Branch Circuit @ 208 V No active phase balancing for 3 phase installations 12 (single phase) 10 (two pole) Mechanical Data Solar Cells 96 Monocrystalline Maxeon Gen II Front Glass High-transmission tempered glass with anti-reflective coating Environmental Rating Outdoor rated Frame Class 1 black anodized (highest AAMA rating) Weight 45.5 lbs (20.6 kg) Recommended Max. Module Spacing 1.3 in. (33 mm) Document # 515217 Rev D /LTR_US