Compare Solar Panels & Manufacturers

Compare ET Solar Group ET-M660280BB vs Ulica Solar UL-375M-120

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

Ulica Solar

UL-375M-120

Model: UL-375M-120

Series: UL-365-375-120

Manufacturer: Ulica Solar

Rated Power: 375 Wp

EnergyPal Ulica Solar Solar Panels UL-365-375-120 UL-375M-120
Warranty Terms

Output Warranty:

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

Materials Warranty: 12 Years


Panel Performance

Rated Power: 375 Wp

Efficiency: 20.27 %

Voltage at Maximum Power VMPP: 34.2 V

Current at Maximum Power IMPP: 10.96 A

Open Circuit Voltage VOC: 41.5 V

Short Circuit Current ISC: 11.53 A

Power Tolerance Positive: unknown

Maximum System Voltage: unknown


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.360 %/°C

Temperature Coefficient of Voc: -0.290 %/°C

Temperature Coefficient of Isc: 0.049 %/°C


Solar Panel Attributes

Weight: 20.2 kg

Cell Type: Monocrystalline

Cell Count: 120

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 68

Cable Length: 400 mm

Glass Type: High Transmittance