Compare Solar Panels & Manufacturers

Compare ET Solar Group ET-M648BB 230 vs Denkasinki DS-WM277M

ET Solar Group

ET-M648BB 230

Model: ET-M648BB 230

Series: ET-M648BB 215-230

Manufacturer: ET Solar Group

Rated Power: 230 Wp

EnergyPal ET Solar Group Solar Panels ET-M648BB 215-230 ET-M648BB 230
Warranty Terms

Output Warranty:

25 Years of 81.4% Output Power

Materials Warranty: 10 Years


Panel Performance

Rated Power: 230 Wp

Efficiency: 17.51 %

Voltage at Maximum Power VMPP: 25.33 V

Current at Maximum Power IMPP: 9.09 A

Open Circuit Voltage VOC: 31.74 V

Short Circuit Current ISC: 9.59 A

Power Tolerance Positive: + 2 %

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: 15 kg

Cell Type: Monocrystalline

Cell Count: 48

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: unknown

Glass Type: unknown

Denkasinki

DS-WM277M

Model: DS-WM277M

Series: DS-WM277M

Manufacturer: Denkasinki

Rated Power: 277 Wp

EnergyPal Denkasinki  Solar Panels DS-WM277M DS-WM277M
Warranty Terms

Output Warranty:

10 Years of 81% Output Power, 20 Years of 72% Output Power

Materials Warranty: 1 Year


Panel Performance

Rated Power: 277 Wp

Efficiency: 17 %

Voltage at Maximum Power VMPP: 31.6 V

Current at Maximum Power IMPP: 8.77 A

Open Circuit Voltage VOC: 39 V

Short Circuit Current ISC: 9.37 A

Power Tolerance Positive: + 5 %

Maximum System Voltage: unknown


Solar Panels Thermal Ranges

Operating Temperature Range: -10~40 °C

Temperature Coefficient of Pmax: unknown

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: unknown


Solar Panel Attributes

Weight: 19.7 kg

Cell Type: Monocrystalline

Cell Count: unknown

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: 1000 mm

Glass Type: Anti-reflection Coating