Compare Topsun 500W vs OK Solar OKP250

Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years

Panel Performance

Rated Power: 500 Wp

Efficiency: 19.28 %

Voltage at Maximum Power VMPP: 53.33 V

Current at Maximum Power IMPP: 9.38 A

Open Circuit Voltage VOC: 65.18 V

Short Circuit Current ISC: 9.86 A

Power Tolerance Positive: unknown

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: unknown

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: unknown

Solar Panel Attributes

Weight: 36.5 kg

Cell Type: Monocrystalline

Cell Count: unknown

Glass Thickness: 4 mm

Juntion Box Protection Class: IP 67

Cable Length: 1250 mm

Glass Type: Tempered, Anti-reflection Coating, Low Iron

Warranty Terms

Output Warranty:

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

Materials Warranty: 15 Years

Panel Performance

Rated Power: 250 Wp

Efficiency: 15.59 %

Voltage at Maximum Power VMPP: 30.7 V

Current at Maximum Power IMPP: 8.18 A

Open Circuit Voltage VOC: 37.8 V

Short Circuit Current ISC: 8.41 A

Power Tolerance Positive: + 2 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: -0.42 %/°C

Temperature Coefficient of Voc: -0.3 %/°C

Temperature Coefficient of Isc: 0.04 %/°C

Solar Panel Attributes

Weight: 19.5 kg

Cell Type: Polycrystalline

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 1100 mm

Glass Type: Anti-reflection Coating