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Compare ET Solar Group ET-M660280BB vs Runda Resource Technology ST63HA

ET Solar Group

ET-M660280BB

Model: ET-M660280BB

Series: ET-M660BB 265-285

Manufacturer: ET Solar Group

Rated Power: 280 Wp

EnergyPal ET Solar Group Solar Panels ET-M660BB 265-285 ET-M660280BB
Warranty Terms

Output Warranty:

25 Years of 81.4% Output Power

Materials Warranty: 10 Years


Panel Performance

Rated Power: 280 Wp

Efficiency: 17.21 %

Voltage at Maximum Power VMPP: 31.01 V

Current at Maximum Power IMPP: 9.03 A

Open Circuit Voltage VOC: 39.26 V

Short Circuit Current ISC: 9.23 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: ST63HA

Series: 63w thin film a-Si solar panel

Manufacturer: Runda Resource Technology

Rated Power: 63 Wp

EnergyPal Runda Resource Technology  Solar Panels 63w thin film a-Si solar panel ST63HA
Warranty Terms

Output Warranty:

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

Materials Warranty: unknown


Panel Performance

Rated Power: 63 Wp

Efficiency: 8 %

Voltage at Maximum Power VMPP: 70 V

Current at Maximum Power IMPP: 0.9 A

Open Circuit Voltage VOC: 89 V

Short Circuit Current ISC: 1.09 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.279 %/°C

Temperature Coefficient of Voc: -0.367 %/°C

Temperature Coefficient of Isc: 0.084 %/°C


Solar Panel Attributes

Weight: 14.4 kg

Cell Type: Thin film(a-Si)

Cell Count: unknown

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 95 mm

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