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Compare REC REC440AA 72 vs Kunneng Photoelectrical KN030M

REC

REC440AA 72

Model: REC440AA 72

Series: Alpha Series

Manufacturer: REC

Rated Power: 396 Wp

EnergyPal REC Solar Panels Alpha Series REC440AA 72
Warranty Terms

Output Warranty:

unknown

Materials Warranty: 20 years


Panel Performance

Rated Power: 396 Wp

Efficiency: 20.8 %

Voltage at Maximum Power VMPP: 44.8 V

Current at Maximum Power IMPP: 9.84 A

Open Circuit Voltage VOC: 52.9 V

Short Circuit Current ISC: 10.52 A

Power Tolerance Positive: + 1.1 %

Maximum System Voltage: 1500.0 V


Solar Panels Thermal Ranges

Operating Temperature Range: 44.0 °C

Temperature Coefficient of Pmax: -0.26 %/°C

Temperature Coefficient of Voc: -0.24 %/°C

Temperature Coefficient of Isc: 0.04 %/°C


Solar Panel Attributes

Weight: 23.5 kg

Cell Type: Mono

Cell Count: unknown

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: 1200 mm

Glass Type: unknown

Model: KN030M

Series: KN030M

Manufacturer: Kunneng Photoelectrical

Rated Power: 30 Wp

EnergyPal Kunneng Photoelectrical  Solar Panels KN030M KN030M
Warranty Terms

Output Warranty:

10 Years of 90% Output Power, 20 Years of 80% Output Power

Materials Warranty: 3 Years


Panel Performance

Rated Power: 30 Wp

Efficiency:

Voltage at Maximum Power VMPP: 18.6 V

Current at Maximum Power IMPP: 1.61 A

Open Circuit Voltage VOC: 22.5 V

Short Circuit Current ISC: 1.74 A

Power Tolerance Positive: + 5 %

Maximum System Voltage: 600 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: 2.4 kg

Cell Type: Monocrystalline

Cell Count: 36

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: unknown

Glass Type: Tempered, Low Iron