Compare Powitt Solar PEH-385M vs Sri Raghavendra Engineering Works SR-20-EW

Warranty Terms

Output Warranty:

30 Years of 80% Output Power

Materials Warranty: 12 Years

Panel Performance

Rated Power: 385 Wp

Efficiency: 19.4 %

Voltage at Maximum Power VMPP: 40.2 V

Current at Maximum Power IMPP: 9.58 A

Open Circuit Voltage VOC: 48 V

Short Circuit Current ISC: 10.09 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.36 %/°C

Temperature Coefficient of Voc: -0.28 %/°C

Temperature Coefficient of Isc: 0.048 %/°C

Solar Panel Attributes

Weight: 22.5 kg

Cell Type: PERC

Cell Count: 144

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 68

Cable Length: 285 mm

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

Warranty Terms

Output Warranty:

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

Materials Warranty: 5 Years

Panel Performance

Rated Power: 20 Wp

Efficiency:

Voltage at Maximum Power VMPP: 18.5 V

Current at Maximum Power IMPP: 1.11 A

Open Circuit Voltage VOC: 22 V

Short Circuit Current ISC: 1.22 A

Power Tolerance Positive: unknown

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.45 %/°C

Temperature Coefficient of Voc: -0.34 %/°C

Temperature Coefficient of Isc: 0.1 %/°C

Solar Panel Attributes

Weight: 2 kg

Cell Type: Polycrystalline

Cell Count: 36

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: unknown