SolarWish
CompareResidentialCommercialUtility
Maxeon

Maxeon SPR-MAX3-420-BLK-R (420W)

Residential · 420W
85
SCORE /100
30 specs
Score this as…
⭐ General / Balanced📐 Max Efficiency (Tight Roof)🛡️ Durability & Warranty🌡️ Hot-Climate Buyer⚡ High-Output / Commercial-Scale🪶 Easy-Install / Older Roof

Score Breakdown

Efficiency & Real-World Performance 97
Temperature & Climate Resilience 97
Power Output 93
Certifications 70
Build & Install 59

DC Electrical Characteristics

STC Power Rating
420W
PTC Power Rating
397W
STC Power per unit of area
20.6W/ft (221.6W/m)
Peak Efficiency
0.2216
Power Tolerances
-5%/+5%
Number of Cells
112
Imp
11.82A
Vmp
35.5V
Isc
12.65A
Voc
40.7V
NOCT
40°C
Temp. Coefficient of Power
-0.27%/K
Temp. Coefficient of Voltage
-0.096V/K
Series Fuse Rating
25A
Maximum System Voltage
1000V

Mechanical Characteristics

Type
Monocrystalline Silicon
Output Terminal Type
Multicontact Connector Type 4
Frame Color
Black
Backsheet Color
Black
Length
71.3in (1,812mm)
Width
41.2in (1,046mm)
Depth
1.6in (40mm)
Weight
46.7lb (21.2kg)
Installation Method
Rack-Mounted

Warranty and Certifications

80% Power Output Warranty Period
data not available
90% Power Output Warranty Period
data not available
Workmanship Warranty Period
data not available
UL Fire Classification
Type 2
Compliances
UL 1703
CSI Listed
Yes