Compare CNBM International M345 vs Ameresco 20M 20W

Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 345 Wp

Efficiency:

Voltage at Maximum Power VMPP: 38.9 V

Current at Maximum Power IMPP: 8.87 A

Open Circuit Voltage VOC: 48 V

Short Circuit Current ISC: 9.4 A

Power Tolerance Positive: unknown

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: unknown

Cell Type: Monocrystalline

Cell Count: unknown

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: unknown

Warranty Terms

Output Warranty:

12 Years of 90% Output Power

Materials Warranty: 2 Years

Panel Performance

Rated Power: 20 Wp

Efficiency: 9.5 %

Voltage at Maximum Power VMPP: 17.9 V

Current at Maximum Power IMPP: 1.12 A

Open Circuit Voltage VOC: 22.1 V

Short Circuit Current ISC: 1.16 A

Power Tolerance Positive: + 10 %

Maximum System Voltage: 50 V

Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: -0.45 %/°C

Temperature Coefficient of Voc: -0.36 %/°C

Temperature Coefficient of Isc: 0.105 %/°C

Solar Panel Attributes

Weight: 2.5 kg

Cell Type: Polycrystalline

Cell Count: 36

Glass Thickness: 3.2 mm

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: High Transmittance