SolarWish

ET Solar Group ET-P672310WW (310W)

ET Solar · Residential · 310W

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Score Breakdown

Scores use the selected SolarWish shopping profile.

Warranty & Durability 72
Build & Install 72
Certifications 70
Power Output 64
Temperature & Climate Resilience 50
Efficiency & Real-World Performance 49
67
SCORE /100

30 specs

DC Electrical Characteristics

STC Power Rating310W
PTC Power Rating277.5W
STC Power per unit of area14.8W/ft (159.8W/m)
Peak Efficiency0.1598
Power Tolerances0%/+2%
Number of Cells72
Imp8.23A
Vmp37.71V
Isc8.79A
Voc45.8V
NOCT45.3°C
Temp. Coefficient of Power-0.44%/K
Temp. Coefficient of Voltage-0.156V/K
Series Fuse Rating15A
Maximum System Voltage1000V

Mechanical Characteristics

TypePoly
Output Terminal TypeMulticontact Connector Type 4
Frame Colordata not available
Backsheet ColorClear
Length77in (1,956mm)
Width39.1in (992mm)
Depth1.6in (40mm)
Weight58lb (26.3kg)
Installation MethodRack-Mounted

Warranty and Certifications

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