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Sunpower

Sunpower SPR-X21-335 (335W)

Residential · 335W
91
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

Certifications 97
Temperature & Climate Resilience 95
Efficiency & Real-World Performance 90
Build & Install 76
Warranty & Durability 76
Power Output 71

DC Electrical Characteristics

STC Power Rating
335W
PTC Power Rating
313.7W
STC Power per unit of area
19.1W/ft (205.4W/m)
Peak Efficiency
0.2054
Power Tolerances
0%/+5%
Number of Cells
96
Imp
5.85A
Vmp
57.3V
Isc
6.23A
Voc
67.9V
NOCT
41.5°C
Temp. Coefficient of Power
-0.3%/K
Temp. Coefficient of Voltage
-0.163V/K
Series Fuse Rating
15A
Maximum System Voltage
600V

Mechanical Characteristics

Type
Monocrystalline Silicon
Output Terminal Type
Multicontact Connector Type 4
Frame Color
Clear
Backsheet Color
White
Length
61.4in (1,559mm)
Width
41.2in (1,046mm)
Depth
1.8in (46mm)
Weight
41lb (18.6kg)
Installation Method
Rack-Mounted

Warranty and Certifications

80% Power Output Warranty Period
25yrs
90% Power Output Warranty Period
25yrs
Workmanship Warranty Period
25yrs
UL Fire Classification
Type 2
Compliances
UL 1703, IEC 61215, IEC 61730, CEC, TUV
CSI Listed
Yes