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Compare Sunday Energy SDM-135 vs ILB Helios Group NA245WP60-156/J

Model: SDM-135

Series: SDM-130-145

Manufacturer: Sunday Energy

Rated Power: 135 Wp

EnergyPal Sunday Energy  Solar Panels SDM-130-145 SDM-135
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

ILB Helios Group

NA245WP60-156/J

Model: NA245WP60-156/J

Series: NA E-Class 200-255

Manufacturer: ILB Helios Group

Rated Power: 245 Wp

EnergyPal ILB Helios Group Solar Panels NA E-Class 200-255 NA245WP60-156/J
Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years


Panel Performance

Rated Power: 245 Wp

Efficiency: 15 %

Voltage at Maximum Power VMPP: 30.5 V

Current at Maximum Power IMPP: 8.03 A

Open Circuit Voltage VOC: 36.6 V

Short Circuit Current ISC: 9.1 A

Power Tolerance Positive: + 5 %

Maximum System Voltage: 1000 V


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.45 %/°C

Temperature Coefficient of Voc: -0.32 %/°C

Temperature Coefficient of Isc: 0.047 %/°C


Solar Panel Attributes

Weight: 19.5 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