Compare REC REC305NP BLACK vs Energy Research Institute ER-70FM

Warranty Terms

Output Warranty:

unknown

Materials Warranty: 20 years

Panel Performance

Rated Power: 297 Wp

Efficiency: 18.3 %

Voltage at Maximum Power VMPP: 33.3 V

Current at Maximum Power IMPP: 9.17 A

Open Circuit Voltage VOC: 39.3 V

Short Circuit Current ISC: 10.06 A

Power Tolerance Positive: + 1.6 %

Maximum System Voltage: 1000.0 V

Solar Panels Thermal Ranges

Operating Temperature Range: 44.5 °C

Temperature Coefficient of Pmax: -0.352 %/°C

Temperature Coefficient of Voc: -0.267 %/°C

Temperature Coefficient of Isc: 0.036 %/°C

Solar Panel Attributes

Weight: 18.0 kg

Cell Type: Mono

Cell Count: unknown

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: unknown

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