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Compare Yingli YL270P-29b vs Sunday-Seoul Marine STEP 5 310W

Yingli

YL270P-29b

Model: YL270P-29b

Series: YGE 60 SERIES 2 BLACK SILICON

Manufacturer: Yingli

Rated Power: 270 Wp

EnergyPal Yingli Solar Panels YGE 60 SERIES 2 BLACK SILICON YL270P-29b
Warranty Terms

Output Warranty:

10 Years of 91.2% Output Power, 25 Years of 80.7% Output Power

Materials Warranty: 10 Years


Panel Performance

Rated Power: 270 Wp

Efficiency: 16.5 %

Voltage at Maximum Power VMPP: 30.7 V

Current at Maximum Power IMPP: 8.8 A

Open Circuit Voltage VOC: 37.9 V

Short Circuit Current ISC: 9.27 A

Power Tolerance Positive: + 2 %

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: 0.05 %/°C


Solar Panel Attributes

Weight: 18.5 kg

Cell Type: Polycrystalline

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 1000 mm

Glass Type: Tempered, Low Iron

Model: STEP 5 310W

Series: STEP 5 PERC

Manufacturer: Sunday-Seoul Marine

Rated Power: 310 Wp

EnergyPal Sunday-Seoul Marine Solar Panels STEP 5 PERC STEP 5 310W
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: 310 Wp

Efficiency: 18.86 %

Voltage at Maximum Power VMPP: 33.43 V

Current at Maximum Power IMPP: 9.28 A

Open Circuit Voltage VOC: 40.33 V

Short Circuit Current ISC: 9.74 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