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Compare ET Solar Group ET-P660270WW/WB vs Rarlon RL320HP-72

ET Solar Group

ET-P660270WW/WB

Model: ET-P660270WW/WB

Series: ET-P660WB/WW 260-270

Manufacturer: ET Solar Group

Rated Power: 270 Wp

EnergyPal ET Solar Group Solar Panels ET-P660WB/WW 260-270 ET-P660270WW/WB
Warranty Terms

Output Warranty:

25 Years of 81.9% Output Power

Materials Warranty: 10 Years


Panel Performance

Rated Power: 270 Wp

Efficiency: 16.6 %

Voltage at Maximum Power VMPP: 30.97 V

Current at Maximum Power IMPP: 8.72 A

Open Circuit Voltage VOC: 38.72 V

Short Circuit Current ISC: 9.31 A

Power Tolerance Positive: + 2 %

Maximum System Voltage: 1000 V


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.41 %/°C

Temperature Coefficient of Voc: -0.34 %/°C

Temperature Coefficient of Isc: 0.04 %/°C


Solar Panel Attributes

Weight: 18.5 kg

Cell Type: Polycrystalline

Cell Count: 60

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: unknown

Glass Type: unknown

Rarlon

RL320HP-72

Model: RL320HP-72

Series: RL300-340HP-72

Manufacturer: Rarlon

Rated Power: 320 Wp

EnergyPal Rarlon Solar Panels RL300-340HP-72 RL320HP-72
Warranty Terms

Output Warranty:

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

Materials Warranty: 12 Years


Panel Performance

Rated Power: 320 Wp

Efficiency: 16.49 %

Voltage at Maximum Power VMPP: 37.84 V

Current at Maximum Power IMPP: 8.458 A

Open Circuit Voltage VOC: 46.48 V

Short Circuit Current ISC: 8.896 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.47 %/°C

Temperature Coefficient of Voc: -0.346 %/°C

Temperature Coefficient of Isc: 0.036 %/°C


Solar Panel Attributes

Weight: 22 kg

Cell Type: Polycrystalline

Cell Count: 72

Glass Thickness: 3.2 mm

Juntion Box Protection Class: unknown

Cable Length: 900 mm

Glass Type: Tempered