Compare Atsun ATP-220(230W) vs Kootatu Tech PM 145

Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 230 Wp

Efficiency: 14.1 %

Voltage at Maximum Power VMPP: 30.5 V

Current at Maximum Power IMPP: 7.54 A

Open Circuit Voltage VOC: 37.5 V

Short Circuit Current ISC: 8.51 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.554 %/°C

Temperature Coefficient of Voc: -0.389 %/°C

Temperature Coefficient of Isc: 0.057 %/°C

Solar Panel Attributes

Weight: 20 kg

Cell Type: Polycrystalline

Cell Count: 60

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: 900 mm

Glass Type: unknown

Warranty Terms

Output Warranty:

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

Materials Warranty: unknown

Panel Performance

Rated Power: 145 Wp

Efficiency: 14.17 %

Voltage at Maximum Power VMPP: 17.57 V

Current at Maximum Power IMPP: 8.23 A

Open Circuit Voltage VOC: 22.3 V

Short Circuit Current ISC: 8.79 A

Power Tolerance Positive: + 5 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.52 %/°C

Temperature Coefficient of Voc: -0.37 %/°C

Temperature Coefficient of Isc: 0.07 %/°C

Solar Panel Attributes

Weight: 13 kg

Cell Type: Polycrystalline

Cell Count: 36

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: unknown

Glass Type: Tempered, Low Iron