Compare Solar Panels & Manufacturers
Compare Singfo Solar Technology SFM 115W vs Energy Research Institute ER-70FM
SFM 115W
Model: SFM 115W
Series: SFM 115W-130W
Manufacturer: Singfo Solar Technology
Rated Power: 115 Wp
Warranty Terms
Output Warranty:
10 Years of 90% Output Power, 25 Years of 80% Output Power
Materials Warranty: unknown
Panel Performance
Rated Power: 115 Wp
Efficiency:
Voltage at Maximum Power VMPP: 35.6 V
Current at Maximum Power IMPP: 3.24 A
Open Circuit Voltage VOC: 43.2 V
Short Circuit Current ISC: 3.57 A
Power Tolerance Positive: + 3 %
Maximum System Voltage: 1000 V
Solar Panels Thermal Ranges
Operating Temperature Range: -40~85 °C
Temperature Coefficient of Pmax: unknown
Temperature Coefficient of Voc: unknown
Temperature Coefficient of Isc: unknown
Solar Panel Attributes
Weight: 10.5 kg
Cell Type: Monocrystalline
Cell Count: 72
Glass Thickness: unknown
Juntion Box Protection Class: unknown
Cable Length: unknown
Glass Type: unknown
ER-70FM
Model: ER-70FM
Series: ER-70FM
Manufacturer: Energy Research Institute
Rated Power: 70 Wp
Warranty Terms
Output Warranty:
unknown
Materials Warranty: unknown
Panel Performance
Rated Power: 70 Wp
Efficiency:
Voltage at Maximum Power VMPP: 25.89 V
Current at Maximum Power IMPP: 3.37 A
Open Circuit Voltage VOC: 22 V
Short Circuit Current ISC: 3.18 A
Power Tolerance Positive: + 3 %
Maximum System Voltage: 150 V
Solar Panels Thermal Ranges
Operating Temperature Range: unknown
Temperature Coefficient of Pmax: -0.38 %/°C
Temperature Coefficient of Voc: -0.27 %/°C
Temperature Coefficient of Isc: 0.05 %/°C
Solar Panel Attributes
Weight: 1.5 kg
Cell Type: Monocrystalline
Cell Count: 40
Glass Thickness: unknown
Juntion Box Protection Class: unknown
Cable Length: unknown
Glass Type: unknown