Compare SunPower SPR-X21-345 vs Seraphim Solar System SRP-305-E11B

Warranty Terms

Output Warranty:

unknown

Materials Warranty: 25 Years

Panel Performance

Rated Power: 345 Wp

Efficiency: 21.2 %

Voltage at Maximum Power VMPP: 57.3 V

Current at Maximum Power IMPP: 6.02 A

Open Circuit Voltage VOC: 68.2 V

Short Circuit Current ISC: 6.39 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 91.2% Output Power, 25 Years of 80.7% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 305 Wp

Efficiency: 17.93 %

Voltage at Maximum Power VMPP: 35.95 V

Current at Maximum Power IMPP: 8.49 A

Open Circuit Voltage VOC: 44.2 V

Short Circuit Current ISC: 8.76 A

Power Tolerance Positive: + 1.5 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.41 %/°C

Temperature Coefficient of Voc: -0.32 %/°C

Temperature Coefficient of Isc: 0.05 %/°C

Solar Panel Attributes

Weight: 18.5 kg

Cell Type: Polycrystalline

Cell Count: unknown

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 1000 mm

Glass Type: Tempered, Low Iron