Compare Solar Panels & Manufacturers

Compare ET Solar Group ET-M660280BB vs PVTEC Polska PVMU60 225

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

PVTEC Polska

PVMU60 225

Model: PVMU60 225

Series: PV MU 60

Manufacturer: PVTEC Polska

Rated Power: 225 Wp

EnergyPal PVTEC Polska Solar Panels PV MU 60 PVMU60 225
Warranty Terms

Output Warranty:

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

Materials Warranty: 12 Years


Panel Performance

Rated Power: 225 Wp

Efficiency: 13.85 %

Voltage at Maximum Power VMPP: 29.11 V

Current at Maximum Power IMPP: 7.73 A

Open Circuit Voltage VOC: 36.84 V

Short Circuit Current ISC: 8.08 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.42 %/°C

Temperature Coefficient of Voc: -0.0304 %/°C

Temperature Coefficient of Isc: 0.045 %/°C


Solar Panel Attributes

Weight: 21 kg

Cell Type: Polycrystalline

Cell Count: 60

Glass Thickness: 4 mm

Juntion Box Protection Class: IP 65

Cable Length: 1000 mm

Glass Type: unknown