SolarWish

Tesla T420S (420W)

Tesla · Residential · 420W

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Score Breakdown

Scores use the selected SolarWish shopping profile.

Power Output 93
Certifications 84
Efficiency & Real-World Performance 83
Temperature & Climate Resilience 71
Warranty & Durability 65
Build & Install 40
80
SCORE /100

30 specs

DC Electrical Characteristics

STC Power Rating420W
PTC Power Rating392.2W
STC Power per unit of area18.0W/ft (193.2W/m)
Peak Efficiency0.1932
Power Tolerances0%/+5%
Number of Cells144
Imp10.27A
Vmp40.9V
Isc11.16A
Voc48.5V
NOCT45.7°C
Temp. Coefficient of Power-0.33%/K
Temp. Coefficient of Voltage-0.126V/K
Series Fuse Rating20A
Maximum System Voltage1000V

Mechanical Characteristics

TypeMono
Output Terminal TypeMulticontact Connector Type 4
Frame ColorBlack
Backsheet ColorBlack
Length82.4in (2,094mm)
Width40.9in (1,038mm)
Depth1.6in (40mm)
Weight55.8lb (25.3kg)
Installation MethodRack-Mounted

Warranty and Certifications

80% Power Output Warranty Period25yrs
90% Power Output Warranty Period15yrs
Workmanship Warranty Period25yrs
UL Fire ClassificationType 1
CompliancesUL 1703, IEC 61215, IEC 61730
CSI ListedYes