Compare Just Solar JST285M(60) vs Tianke Energy Saving TESPV 285W Poly

Warranty Terms

Output Warranty:

10 Years of 90% Output Power, 25 Years of 81.4% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 285 Wp

Efficiency: 17.41 %

Voltage at Maximum Power VMPP: 31.7 V

Current at Maximum Power IMPP: 8.99 A

Open Circuit Voltage VOC: 39.25 V

Short Circuit Current ISC: 9.46 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1500 V

Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: -0.44 %/°C

Temperature Coefficient of Voc: -0.34 %/°C

Temperature Coefficient of Isc: 0.04 %/°C

Solar Panel Attributes

Weight: 18.2 kg

Cell Type: PERC

Cell Count: 60

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: unknown

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

Warranty Terms

Output Warranty:

10 Years of 90% Output Power

Materials Warranty: 5 Years

Panel Performance

Rated Power: 285 Wp

Efficiency:

Voltage at Maximum Power VMPP: 36 V

Current at Maximum Power IMPP: 7.91 A

Open Circuit Voltage VOC: 44.6 V

Short Circuit Current ISC: 8.57 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: unknown

Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: -0.43 %/°C

Temperature Coefficient of Voc: -0.33 %/°C

Temperature Coefficient of Isc: 0.04 %/°C

Solar Panel Attributes

Weight: 22.5 kg

Cell Type: Polycrystalline

Cell Count: 72

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 900 mm

Glass Type: Tempered