Compare Solar Panels & Manufacturers

Compare ET Solar Group ET-M672320BB vs Yaosheng Solar Technology YS355SM-72

ET Solar Group

ET-M672320BB

Model: ET-M672320BB

Series: ET-M672BB 320-340

Manufacturer: ET Solar Group

Rated Power: 320 Wp

EnergyPal ET Solar Group Solar Panels ET-M672BB 320-340 ET-M672320BB
Warranty Terms

Output Warranty:

25 Years of 81.4% Output Power

Materials Warranty: 10 Years


Panel Performance

Rated Power: 320 Wp

Efficiency: 16.49 %

Voltage at Maximum Power VMPP: 37 V

Current at Maximum Power IMPP: 8.65 A

Open Circuit Voltage VOC: 46.31 V

Short Circuit Current ISC: 9.08 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: 25.7 kg

Cell Type: Monocrystalline

Cell Count: 72

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: unknown

Glass Type: unknown

Model: YS355SM-72

Series: YS350-370SM-72

Manufacturer: Yaosheng Solar Technology

Rated Power: 355 Wp

EnergyPal Yaosheng Solar Technology  Solar Panels YS350-370SM-72 YS355SM-72
Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years


Panel Performance

Rated Power: 355 Wp

Efficiency: 18.3 %

Voltage at Maximum Power VMPP: 38.76 V

Current at Maximum Power IMPP: 9.16 A

Open Circuit Voltage VOC: 47.45 V

Short Circuit Current ISC: 9.69 A

Power Tolerance Positive: + 1.5 %

Maximum System Voltage: 1500 V


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.38 %/°C

Temperature Coefficient of Voc: -0.3 %/°C

Temperature Coefficient of Isc: 0.06 %/°C


Solar Panel Attributes

Weight: 22 kg

Cell Type: Monocrystalline

Cell Count: 72

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: unknown