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Compare Just Solar JST305P(120) vs Target Solar WS290

Just Solar

JST305P(120)

Model: JST305P(120)

Series: JUST Half-Cut Poly(120) 280-305W

Manufacturer: Just Solar

Rated Power: 305 Wp

EnergyPal Just Solar Solar Panels JUST Half-Cut Poly(120) 280-305W JST305P(120)
Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years


Panel Performance

Rated Power: 305 Wp

Efficiency: 18.1 %

Voltage at Maximum Power VMPP: 34.01 V

Current at Maximum Power IMPP: 8.95 A

Open Circuit Voltage VOC: 39.6 V

Short Circuit Current ISC: 9.95 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: Polycrystalline

Cell Count: 120

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

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

Model: WS290

Series: WS290-310WG6M

Manufacturer: Target Solar

Rated Power: 290 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: 290 Wp

Efficiency: 17.9 %

Voltage at Maximum Power VMPP: 32.34 V

Current at Maximum Power IMPP: 8.97 A

Open Circuit Voltage VOC: 39.12 V

Short Circuit Current ISC: 9.88 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.44 %/°C

Temperature Coefficient of Voc: -0.30 %/°C

Temperature Coefficient of Isc: 0.06 %/°C


Solar Panel Attributes

Weight: 19.5 kg

Cell Type: Monocrystalline

Cell Count: 60

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: 1000 mm

Glass Type: Tempered, Low Iron