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Compare Just Solar JST320M(120) vs Sunsou Energy GS-P220W

Just Solar

JST320M(120)

Model: JST320M(120)

Series: JUST Half-Cut Mono(120) 315-330W

Manufacturer: Just Solar

Rated Power: 320 Wp

EnergyPal Just Solar Solar Panels JUST Half-Cut Mono(120) 315-330W JST320M(120)
Warranty Terms

Output Warranty:

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

Materials Warranty: unknown


Panel Performance

Rated Power: 320 Wp

Efficiency: 19 %

Voltage at Maximum Power VMPP: 33.4 V

Current at Maximum Power IMPP: 9.58 A

Open Circuit Voltage VOC: 40.9 V

Short Circuit Current ISC: 10.15 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1500 V


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: 19 kg

Cell Type: Monocrystalline

Cell Count: 120

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

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

Model: GS-P220W

Series: GS-P220-250W

Manufacturer: Sunsou Energy

Rated Power: 220 Wp

EnergyPal Sunsou Energy  Solar Panels GS-P220-250W GS-P220W
Warranty Terms

Output Warranty:

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

Materials Warranty: unknown


Panel Performance

Rated Power: 220 Wp

Efficiency: 13.47 %

Voltage at Maximum Power VMPP: 30 V

Current at Maximum Power IMPP: 7.34 A

Open Circuit Voltage VOC: 36 V

Short Circuit Current ISC: 7.84 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V


Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: -0.45 %/°C

Temperature Coefficient of Voc: -0.35 %/°C

Temperature Coefficient of Isc: 0.05 %/°C


Solar Panel Attributes

Weight: 19.5 kg

Cell Type: Polycrystalline

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: unknown

Glass Type: Tempered, Low Iron