Compare Kootatu Tech MM 205 vs Rosen Solar Energy RS270P-60

Warranty Terms

Output Warranty:

10 Years of 90% Output Power, 20 Years of 80% Output Power

Materials Warranty: unknown

Panel Performance

Rated Power: 205 Wp

Efficiency: 12.36 %

Voltage at Maximum Power VMPP: 28.06 V

Current at Maximum Power IMPP: 7.35 A

Open Circuit Voltage VOC: 36.1 V

Short Circuit Current ISC: 8.01 A

Power Tolerance Positive: + 5 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.403 %/°C

Temperature Coefficient of Voc: -0.288 %/°C

Temperature Coefficient of Isc: 0.086 %/°C

Solar Panel Attributes

Weight: 21 kg

Cell Type: Monocrystalline

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: unknown

Glass Type: Tempered, Low Iron

Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years

Panel Performance

Rated Power: 270 Wp

Efficiency: 16.5 %

Voltage at Maximum Power VMPP: 31 V

Current at Maximum Power IMPP: 8.73 A

Open Circuit Voltage VOC: 37.9 V

Short Circuit Current ISC: 9.22 A

Power Tolerance Positive: + 2 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.41 %/°C

Temperature Coefficient of Voc: -0.32 %/°C

Temperature Coefficient of Isc: 0.05 %/°C

Solar Panel Attributes

Weight: 18 kg

Cell Type: Polycrystalline

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 900 mm

Glass Type: Anti-reflection Coating, High Transmittance