Compare Solar Panels & Manufacturers
NA290WM72-156/J
Model: NA290WM72-156/J
Series: NA E-Class 270-300
Manufacturer: ILB Helios Group
Rated Power: 290 Wp
Output Warranty:
12 Years of 90% Output Power, 25 Years of 80% Output Power
Materials Warranty: 10 Years
Rated Power: 290 Wp
Efficiency: 14.95 %
Voltage at Maximum Power VMPP: 36.16 V
Current at Maximum Power IMPP: 8.02 A
Open Circuit Voltage VOC: 44.2 V
Short Circuit Current ISC: 8.52 A
Power Tolerance Positive: + 5 %
Maximum System Voltage: 1000 V
Operating Temperature Range: -40~85 °C
Temperature Coefficient of Pmax: -0.42 %/°C
Temperature Coefficient of Voc: -0.34 %/°C
Temperature Coefficient of Isc: 0.06 %/°C
Weight: 22 kg
Cell Type: Monocrystalline
Cell Count: 72
Glass Thickness: 3.2 mm
Juntion Box Protection Class: IP 67
Cable Length: 1000 mm
Glass Type: Tempered, Low Iron
ET-M660285BB
Model: ET-M660285BB
Series: ET-M660BB 265-285
Manufacturer: ET Solar Group
Rated Power: 285 Wp
Output Warranty:
25 Years of 81.4% Output Power
Materials Warranty: 10 Years
Rated Power: 285 Wp
Efficiency: 17.52 %
Voltage at Maximum Power VMPP: 31.85 V
Current at Maximum Power IMPP: 8.95 A
Open Circuit Voltage VOC: 39.18 V
Short Circuit Current ISC: 9.46 A
Power Tolerance Positive: + 1.5 %
Maximum System Voltage: 1000 V
Operating Temperature Range: -40~85 °C
Temperature Coefficient of Pmax: -0.43 %/°C
Temperature Coefficient of Voc: -0.3 %/°C
Temperature Coefficient of Isc: 0.06 %/°C
Weight: 18.5 kg
Cell Type: Monocrystalline
Cell Count: 60
Glass Thickness: unknown
Juntion Box Protection Class: IP 67
Cable Length: unknown
Glass Type: unknown