Compare ET Solar Group ET-M660270BB vs Seraphim Solar System SRP-335-6PA

Warranty Terms

Output Warranty:

25 Years of 81.4% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 270 Wp

Efficiency: 16.6 %

Voltage at Maximum Power VMPP: 30.83 V

Current at Maximum Power IMPP: 8.76 A

Open Circuit Voltage VOC: 38.68 V

Short Circuit Current ISC: 9.12 A

Power Tolerance Positive: + 2 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.43 %/°C

Temperature Coefficient of Voc: -0.3 %/°C

Temperature Coefficient of Isc: 0.06 %/°C

Solar Panel Attributes

Weight: 18.5 kg

Cell Type: Monocrystalline

Cell Count: 60

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: unknown

Glass Type: unknown

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: 335 Wp

Efficiency: 17.14 %

Voltage at Maximum Power VMPP: 37.7 V

Current at Maximum Power IMPP: 8.89 A

Open Circuit Voltage VOC: 46.2 V

Short Circuit Current ISC: 9.2 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: 22 kg

Cell Type: Polycrystalline

Cell Count: 72

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 68

Cable Length: 1200 mm

Glass Type: Tempered, Anti-reflection Coating, Low Iron