SunPower SPR-X21-350-BLK solar panel

Updated: May 12, 2020
SunPower SPR-X21-350-BLK solar panel

SunPower review score

4.53 1274 Reviews

Industry average score: 4.40

Table 1: SPR-X21-350-BLK overview
Brand: SunPower
Wattage: 350
Model: SPR-X21-350-BLK
Type: Monocrystalline
Country of Manufacturer: US flag
Efficiency: 21.5

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Technical specs

Table 2: SPR-X21-350-BLK technical specifications
Detail Value
Series X-SERIES
Current Model No
Country of Manufacturer US
Wattage PMAX 350
Power Tolerance ± 5%
Short Circuit Current (ISC) 6.39
Open Circuit Voltage (VOC) 68.7
Module Efficiency 21.5
Temperature Coefficient -0.33

Warranty details

Table 3: SPR-X21-350-BLK warranty details
Detail Value
Output warranty term 25 yrs, Linear
Output warranty details 95% for the first 5 years, 0.4% per year to year 25
Materials warranty terms 25 yrs

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