Compare Sunday Energy SDM-135 vs Saikangguangdian Electrical SFW145W

Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 135 Wp

Efficiency: 16.57 %

Voltage at Maximum Power VMPP: 18.05 V

Current at Maximum Power IMPP: 7.48 A

Open Circuit Voltage VOC: 21.65 V

Short Circuit Current ISC: 8.09 A

Power Tolerance Positive: + 4 %

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: -0.336 %/°C

Temperature Coefficient of Isc: 0.042 %/°C

Solar Panel Attributes

Weight: 8.23 kg

Cell Type: Monocrystalline

Cell Count: 36

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: 900 mm

Glass Type: Tempered

Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years

Panel Performance

Rated Power: 145 Wp

Efficiency: 14.48 %

Voltage at Maximum Power VMPP: 17.9 V

Current at Maximum Power IMPP: 8.1 A

Open Circuit Voltage VOC: 22 V

Short Circuit Current ISC: 8.78 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.46 %/°C

Temperature Coefficient of Voc: -0.346 %/°C

Temperature Coefficient of Isc: 0.065 %/°C

Solar Panel Attributes

Weight: 13 kg

Cell Type: Monocrystalline

Cell Count: 36

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 1000 mm

Glass Type: Tempered, Low Iron