SolarWish

Sunpower SPR-318E-WHT-D (318W)

Sunpower · Residential · 318W

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Score Breakdown

Scores use the selected SolarWish shopping profile.

Efficiency & Real-World Performance 78
Certifications 70
Power Output 67
Temperature & Climate Resilience 64
Build & Install 52
Warranty & Durability 46
71
SCORE /100

30 specs

DC Electrical Characteristics

STC Power Rating318W
PTC Power Rating292.9W
STC Power per unit of area18.1W/ft (195.0W/m)
Peak Efficiency0.195
Power Tolerances-3%/+5%
Number of Cells96
Imp5.82A
Vmp54.7V
Isc6.2A
Voc64.7V
NOCT45°C
Temp. Coefficient of Power-0.38%/K
Temp. Coefficient of Voltage-0.177V/K
Series Fuse Rating15A
Maximum System Voltage600V

Mechanical Characteristics

TypeMono
Output Terminal TypeMulticontact Connector Type 4
Frame ColorBlack
Backsheet Colordata not available
Length61.4in (1,559mm)
Width41.2in (1,046mm)
Depth1.8in (46mm)
Weight41lb (18.6kg)
Installation MethodRack-Mounted

Warranty and Certifications

80% Power Output Warranty Period25yrs
90% Power Output Warranty Period12yrs
Workmanship Warranty Period10yrs
UL Fire Classificationdata not available
CompliancesUL 1703
CSI ListedYes