Compare Power World PW20Wp-156-36P vs Lightway LW320-72P

Warranty Terms

Output Warranty:

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

Materials Warranty: 12 Years

Panel Performance

Rated Power: 20 Wp

Efficiency:

Voltage at Maximum Power VMPP: 17.6 V

Current at Maximum Power IMPP: 1.14 A

Open Circuit Voltage VOC: 21.8 V

Short Circuit Current ISC: 1.21 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: 36

Glass Thickness: 3.2 mm

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: Tempered, Low Iron

Warranty Terms

Output Warranty:

12 Years of 90% Output Power, 25 Years of 85% Output Power, 30 Years of 80% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 320 Wp

Efficiency: 16.48 %

Voltage at Maximum Power VMPP: 37.28 V

Current at Maximum Power IMPP: 8.58 A

Open Circuit Voltage VOC: 46.12 V

Short Circuit Current ISC: 9.09 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.410 %/°C

Temperature Coefficient of Voc: -0.330 %/°C

Temperature Coefficient of Isc: 0.058 %/°C

Solar Panel Attributes

Weight: 23 kg

Cell Type: Polycrystalline

Cell Count: 72

Glass Thickness: 4 mm

Juntion Box Protection Class: IP 67

Cable Length: 900 mm

Glass Type: Anti-reflection Coating