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Compare First Sunergy S-280D vs Jolywood Sunwatt JW-T60N-305

Model: S-280D

Series: S-265-285D

Manufacturer: First Sunergy

Rated Power: 280 Wp

Warranty Terms

Output Warranty:

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

Materials Warranty: 5 Years


Panel Performance

Rated Power: 280 Wp

Efficiency: 14.7 %

Voltage at Maximum Power VMPP: 36.4 V

Current at Maximum Power IMPP: 7.83 A

Open Circuit Voltage VOC: 45 V

Short Circuit Current ISC: 8.43 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.46 %/°C

Temperature Coefficient of Voc: -0.34 %/°C

Temperature Coefficient of Isc: 0.046 %/°C


Solar Panel Attributes

Weight: 27 kg

Cell Type: Polycrystalline

Cell Count: 72

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: High Transmittance

Model: JW-T60N-305

Series: JW-T60N Series

Manufacturer: Jolywood Sunwatt

Rated Power: 305 Wp

EnergyPal Jolywood Sunwatt  Solar Panels JW-T60N Series JW-T60N-305
Warranty Terms

Output Warranty:

25 Years of 88.2% Output Power

Materials Warranty: 12 Years


Panel Performance

Rated Power: 305 Wp

Efficiency: 18.6 %

Voltage at Maximum Power VMPP: 32.5 V

Current at Maximum Power IMPP: 9.39 A

Open Circuit Voltage VOC: 39.4 V

Short Circuit Current ISC: 9.9 A

Power Tolerance Positive: + 1.5 %

Maximum System Voltage: 1000 V


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.38 %/°C

Temperature Coefficient of Voc: -0.3 %/°C

Temperature Coefficient of Isc: 0.048 %/°C


Solar Panel Attributes

Weight: 18.5 kg

Cell Type: Bifacial

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 300 mm

Glass Type: unknown