Solar Blue BookTM

SunPower

SPR-E20-327
327 Watt Solar Panels

panel image

Overall Rating

    The SPR-E20-327 panel is a Premium panel. It generates more electricity per square foot than a Standard panel, and is a good choice if you need to maximize your energy production in limited space. However, it also often comes at a price premium. Less than 4% of panels receive a Premium rating.

    Efficiency

      Performance

        Warranties

           

          Solar Panel Manufacturer

          Country of Manufacture
          • united states's Flag

            United States

          • philippines's Flag

            Philippines

          Solar Panel Aesthetics

          Cell colors

           
           

          Frame colors

           
           

          Backsheet
          colors

           
           

          Physical Characteristics

          Cell type

           

          Monocrystalline

          Panel
          dimensions

           
           

          Length:
          1559.0 mm

          Width:
          1046.0 mm

          Depth:
          46.0 mm

          Cell Quantity

           

          96

          Connector Type

           

          MC4

          PV Product Performance

          Rated Power

           

          327 W

          Efficiency

           

          20.4%

          Power
          Tolerance

           

          0/+5%

          Temperature Coefficient

           

          PMax: -0.38
          Voc: -0.3

          Resiliency

           
          • Snow
          • Wind
          • Hail
          • Fire

          Warranty Specifications

          Output
          Warranty Term

           

          25 year, linear

          Output Decline
          Years 2 to 25

           

           
          0.4%

          Output at End
          of Warranty
          Term

           

          >87.0%

          Materials
          Warranty
          Term

           

          25 years

          Product Certifications

          Certifications received

           
           
          • IEC 61215
          • IEC 61730
          • UL 1703
          • IEC 61215 PERFORMANCE
          • IEC 61701
          • ISO9001
          • ISO14001
          • QHSAS 18001

          Other SunPower Solar Panels

          panel image
          SunPower SPR-E19-235

          Quality Score: Premium

          Country: United States, Philippines

          Efficiency: 19.3%

          Materials Warranty: 25 years

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          panel image
          SunPower SPR-E19-310-COM

          Quality Score: Premium

          Country: United States, Philippines

          Efficiency: 19.3%

          Materials Warranty: 25 years

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