Compare Win Solar WNS 235 P60 vs Ameresco 20M 20W

Warranty Terms

Output Warranty:

10 Years of 90% Output Power, 25 Years of 83% Output Power

Materials Warranty: 13 Years

Panel Performance

Rated Power: 235 Wp

Efficiency: 14.4 %

Voltage at Maximum Power VMPP: 30.2 V

Current at Maximum Power IMPP: 7.8 A

Open Circuit Voltage VOC: 37.3 V

Short Circuit Current ISC: 8.35 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.44 %/°C

Temperature Coefficient of Voc: -0.34 %/°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: 1000 mm

Glass Type: Tempered, Anti-reflection Coating, High Transmittance

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