Compare Solar Panels & Manufacturers

Compare ET Solar Group ET-M660295WW/WB vs Lightway Green New Energy LW6P60-275

ET Solar Group

ET-M660295WW/WB

Model: ET-M660295WW/WB

Series: ET-M660WW/WB 275-295

Manufacturer: ET Solar Group

Rated Power: 295 Wp

EnergyPal ET Solar Group Solar Panels ET-M660WW/WB 275-295 ET-M660295WW/WB
Warranty Terms

Output Warranty:

25 Years of 81.4% Output Power

Materials Warranty: 10 Years


Panel Performance

Rated Power: 295 Wp

Efficiency: 18.13 %

Voltage at Maximum Power VMPP: 32.35 V

Current at Maximum Power IMPP: 9.12 A

Open Circuit Voltage VOC: 39.78 V

Short Circuit Current ISC: 9.65 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

Model: LW6P60-275

Series: LW6P60 Series-285

Manufacturer: Lightway Green New Energy

Rated Power: 275 Wp

EnergyPal Lightway Green New Energy  Solar Panels LW6P60 Series-285 LW6P60-275
Warranty Terms

Output Warranty:

25 Years of 80% Output Power

Materials Warranty: 10 Years


Panel Performance

Rated Power: 275 Wp

Efficiency: 16.84 %

Voltage at Maximum Power VMPP: 31.31 V

Current at Maximum Power IMPP: 8.79 A

Open Circuit Voltage VOC: 38.21 V

Short Circuit Current ISC: 9.25 A

Power Tolerance Positive: + 2 %

Maximum System Voltage: 1500 V


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.4206 %/°C

Temperature Coefficient of Voc: -0.3163 %/°C

Temperature Coefficient of Isc: 0.0402 %/°C


Solar Panel Attributes

Weight: 18.5 kg

Cell Type: Polycrystalline

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 900 mm

Glass Type: Tempered, Low Iron