Compare SunPower SPR-X21-350-BLK vs Sunpal Power SP315M6-72

Warranty Terms

Output Warranty:

10 Years of 96% Output Power, 25 Years of 92% Output Power

Materials Warranty: unknown

Panel Performance

Rated Power: 350 Wp

Efficiency: 21.5 %

Voltage at Maximum Power VMPP: 57.3 V

Current at Maximum Power IMPP: 6.11 A

Open Circuit Voltage VOC: 68.2 V

Short Circuit Current ISC: 6.5 A

Power Tolerance Positive: + 5 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.29 %/°C

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: unknown

Solar Panel Attributes

Weight: 18.6 kg

Cell Type: Monocrystalline

Cell Count: 96

Glass Thickness: unknown

Juntion Box Protection Class: IP 65

Cable Length: unknown

Glass Type: Tempered, Anti-reflection Coating, High Transmittance

Warranty Terms

Output Warranty:

10 Years of 90% Output Power, 25 Years of 80% Output Power

Materials Warranty: 25 Years

Panel Performance

Rated Power: 315 Wp

Efficiency: 16.2 %

Voltage at Maximum Power VMPP: 37.2 V

Current at Maximum Power IMPP: 8.47 A

Open Circuit Voltage VOC: 45.6 V

Short Circuit Current ISC: 8.96 A

Power Tolerance Positive: + 5 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~+85 °C

Temperature Coefficient of Pmax: -0.4 %/°C

Temperature Coefficient of Voc: -0.31 %/°C

Temperature Coefficient of Isc: 0.06 %/°C

Solar Panel Attributes

Weight: 22.5 kg

Cell Type: Monocrystalline

Cell Count: 72

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 1200 mm

Glass Type: TCO, Tempered, Anti-reflection Coating, High Transmittance, Low Iron