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Compare ET Solar Group ET-M660285BB vs Yongkang Tendency TDC-M200-72

ET Solar Group

ET-M660285BB

Model: ET-M660285BB

Series: ET-M660BB 265-285

Manufacturer: ET Solar Group

Rated Power: 285 Wp

EnergyPal ET Solar Group Solar Panels ET-M660BB 265-285 ET-M660285BB
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: -0.43 %/°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

Model: TDC-M200-72

Series: M180-200W 125 Mono Cells

Manufacturer: Yongkang Tendency

Rated Power: 200 Wp

EnergyPal Yongkang Tendency Solar Panels M180-200W 125 Mono Cells TDC-M200-72
Warranty Terms

Output Warranty:

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

Materials Warranty: 12 Years


Panel Performance

Rated Power: 200 Wp

Efficiency: 15.7 %

Voltage at Maximum Power VMPP: 37.29 V

Current at Maximum Power IMPP: 5.36 A

Open Circuit Voltage VOC: 45.48 V

Short Circuit Current ISC: 5.89 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: -0.389 %/°C

Temperature Coefficient of Isc: 0.057 %/°C


Solar Panel Attributes

Weight: 14.5 kg

Cell Type: Monocrystalline

Cell Count: 72

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: 900 mm

Glass Type: Tempered, High Transmittance, Low Iron