Compare Solar Panels & Manufacturers

Compare Roy Solar 20D vs Sunday Energy SDM395

Model: 20D

Series: Roy Solar 5-180

Manufacturer: Roy Solar

Rated Power: 20 Wp

EnergyPal Roy Solar  Solar Panels Roy Solar 5-180 20D
Warranty Terms

Output Warranty:

25 Years of 80% Output Power

Materials Warranty: unknown


Panel Performance

Rated Power: 20 Wp

Efficiency:

Voltage at Maximum Power VMPP: 17.5 V

Current at Maximum Power IMPP: 1.14 A

Open Circuit Voltage VOC: 21.5 V

Short Circuit Current ISC: 1.29 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: unknown

Glass Thickness: 3.2 mm

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: Tempered, High Transmittance, Low Iron

Model: SDM395

Series: SDM-370-410

Manufacturer: Sunday Energy

Rated Power: 395 Wp

EnergyPal Sunday Energy  Solar Panels SDM-370-410 SDM395
Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown


Panel Performance

Rated Power: 395 Wp

Efficiency: 19.94 %

Voltage at Maximum Power VMPP: 40.11 V

Current at Maximum Power IMPP: 9.85 A

Open Circuit Voltage VOC: 47.89 V

Short Circuit Current ISC: 10.31 A

Power Tolerance Positive: + 1.5 %

Maximum System Voltage: 1500 V


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.37 %/°C

Temperature Coefficient of Voc: -0.29 %/°C

Temperature Coefficient of Isc: 0.05 %/°C


Solar Panel Attributes

Weight: 23 kg

Cell Type: Monocrystalline

Cell Count: 72

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 68

Cable Length: 900 mm

Glass Type: Tempered