The Source For Renewables™

SPR-320E-WHT-D Solar Panel from SunPower

Electrical Characteristics
STC Power Rating Pmp (W) 320
PTC Power Rating Pmpp (W) 294.8
PTC/STC Power Ratio 92.1%
Open Circuit Voltage Voc (V) 64.8
Short Circuit Current Isc (A) 6.24
Voltage at Maximim Power Vmp (V) 54.7
Current at Maximim Power Imp (A) 5.86
Panel Efficiency 19.6%
Fill Factor 79.1%
Power Tolerance -3.00% ~ 3.00%
Maximum System Voltage Vmax (V) 600
Maximum Series Fuse Rating (A) 15
Temperature Coefficients
Temperature Coefficiency of Isc 0.057 %/ºC
Temperature Coefficiency of Voc -0.27 %/ºC
Temperature Coefficiency of Pmp -0.38 %/ºC
Mechanical Characteristics
Cell Type Monocrystalline Cell
Cell Size(mm) 156 × 156
Cells 8 × 12
Dimensions 1559.0 × 1046.0 × 46.0mm (41.2 × 61.4 × 1.8 inch)
Weight 18.6Kg (41.0 lbs)
Junction Box (Safety Rating, Bypass Diodes) IP-65 rated with 3 bypass diodes
Positive Cable (Length, Cable Cross-Section) 1000mm
Negative Cable (Length, Cable Cross-Section) 1000mm
Plug Connector (Type, Safety) MC4 Locking Connectors
Front Cover (Thickness,Material) High transmission tempered glass with anti-reflective (AR) coating
Backsheet Cover (Color, Thickness, Material)
Encapsulation Materials
Frame Material Black, Anodized aluminum alloy type 6063
Operation Conditions
Nominal Operating Cell Temperature (NOCT) 46.0ºC
Operating Temperature -40.0ºC to 80.0ºC
Maximum Load 2400
Hail Storm Rating Hail 1 in (25 mm) at 52mph (23 m/s)
Fire Safety Rating Class C
Warranty & Certification
  • UL 1703
  • CEC California
  • IEC 61215 Ed.2
  • IEC 61730 Ed.2
Defects & Workmanship Warranty Period 10.0 Years
90% Power Output Warranty Period 12.0 Years
80% Power Output Warranty Period 25.0 Years
Are Warranties Insured By Third Party False
Please note that these pages are meant strictly for informational purposes to those seeking retailers/wholesalers/manufacturers/providers of or information about renewable energy products and/or services. Inclusion or exclusion from these pages does not imply a recommendation or lack thereof by Posharp and/or its collaborator(s) for any particular company or organization. The information are collected from the Internet or input by companies.