Compare ET Solar Group ET-M660285BB vs Naps Solar Systems Oy 33

Warranty Terms

Output Warranty:

25 Years of 81.4% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 285 Wp

Efficiency: 17.52 %

Voltage at Maximum Power VMPP: 31.85 V

Current at Maximum Power IMPP: 8.95 A

Open Circuit Voltage VOC: 39.18 V

Short Circuit Current ISC: 9.46 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

Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 33 Wp

Efficiency: 11.7 %

Voltage at Maximum Power VMPP: 17.6 V

Current at Maximum Power IMPP: 1.88 A

Open Circuit Voltage VOC: 21.9 V

Short Circuit Current ISC: 2.06 A

Power Tolerance Positive: + 10 %

Maximum System Voltage: unknown

Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: unknown

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: unknown

Solar Panel Attributes

Weight: 3.5 kg

Cell Type: Polycrystalline

Cell Count: 36

Glass Thickness: 3 mm

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: Tempered, Low Iron