Compare Heliene HEE210UA69 vs Sunday-Seoul Marine STEP 5 290W

Warranty Terms

Output Warranty:

25 Years of 80% Output Power

Materials Warranty: 12 Years

Panel Performance

Rated Power: 255 Wp

Efficiency:

Voltage at Maximum Power VMPP: 30.95 V

Current at Maximum Power IMPP: 8.2 A

Open Circuit Voltage VOC: 37.9 V

Short Circuit Current ISC: 8.71 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.42 %/°C

Temperature Coefficient of Voc: -0.32 %/°C

Temperature Coefficient of Isc: 0.07 %/°C

Solar Panel Attributes

Weight: 19 kg

Cell Type: Monocrystalline

Cell Count: 60

Glass Thickness: unknown

Juntion Box Protection Class: IP 65

Cable Length: 1100 mm

Glass Type: Anti-reflection Coating, High Transmittance

Warranty Terms

Output Warranty:

10 Years of 90.7% Output Power, 25 Years of 80.2% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 290 Wp

Efficiency: 17.65 %

Voltage at Maximum Power VMPP: 33.1 V

Current at Maximum Power IMPP: 8.77 A

Open Circuit Voltage VOC: 39.82 V

Short Circuit Current ISC: 9.6 A

Power Tolerance Positive: + 1.5 %

Maximum System Voltage: unknown

Solar Panels Thermal Ranges

Operating Temperature Range: -40~90 °C

Temperature Coefficient of Pmax: -0.35 %/°C

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: 0.04 %/°C

Solar Panel Attributes

Weight: 18.4 kg

Cell Type: PERC

Cell Count: 60

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: 1000 mm

Glass Type: Tempered, High Transmittance