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Compare ET Solar Group ET-M660285WW/WB vs China Singyes SYE315P6-72

ET Solar Group

ET-M660285WW/WB

Model: ET-M660285WW/WB

Series: ET-M660WW/WB 275-295

Manufacturer: ET Solar Group

Rated Power: 285 Wp

EnergyPal ET Solar Group Solar Panels ET-M660WW/WB 275-295 ET-M660285WW/WB
Warranty Terms

Output Warranty:

25 Years of 81.4% Output Power

Materials Warranty: 10 Years


Panel Performance

Rated Power: 285 Wp

Efficiency: 17.52 %

Voltage at Maximum Power VMPP: 31.85 V

Current at Maximum Power IMPP: 8.95 A

Open Circuit Voltage VOC: 39.18 V

Short Circuit Current ISC: 9.46 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: -0.42 %/°C

Temperature Coefficient of Voc: -0.3 %/°C

Temperature Coefficient of Isc: 0.05 %/°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

China Singyes

SYE315P6-72

Model: SYE315P6-72

Series: SYE300-325P6-72

Manufacturer: China Singyes

Rated Power: 315 Wp

EnergyPal China Singyes Solar Panels SYE300-325P6-72 SYE315P6-72
Warranty Terms

Output Warranty:

10 Years of 90% Output Power, 20 Years of 80% Output Power

Materials Warranty: 10 Years


Panel Performance

Rated Power: 315 Wp

Efficiency: 16.23 %

Voltage at Maximum Power VMPP: 36.7 V

Current at Maximum Power IMPP: 8.58 A

Open Circuit Voltage VOC: 45.5 V

Short Circuit Current ISC: 9.18 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.48 %/°C

Temperature Coefficient of Voc: -0.34 %/°C

Temperature Coefficient of Isc: 0.02 %/°C


Solar Panel Attributes

Weight: 23.2 kg

Cell Type: Polycrystalline

Cell Count: 72

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: 900 mm

Glass Type: Tempered