Compare CNBM International P270 vs Tommatech TT390-72BPM

Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 270 Wp

Efficiency:

Voltage at Maximum Power VMPP: 31.1 V

Current at Maximum Power IMPP: 8.68 A

Open Circuit Voltage VOC: 38.3 V

Short Circuit Current ISC: 9.2 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: Polycrystalline

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, 25 Years of 83.5% Output Power

Materials Warranty: 12 Years

Panel Performance

Rated Power: 390 Wp

Efficiency: 20.01 %

Voltage at Maximum Power VMPP: 40.36 V

Current at Maximum Power IMPP: 9.67 A

Open Circuit Voltage VOC: 47.05 V

Short Circuit Current ISC: 10.36 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: -0.37 %/°C

Temperature Coefficient of Voc: -0.28 %/°C

Temperature Coefficient of Isc: 0.048 %/°C

Solar Panel Attributes

Weight: 22 kg

Cell Type: Bifacial, PERC

Cell Count: 72

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: unknown

Glass Type: Anti-reflection Coating, Double Glass