Compare Solar Panels & Manufacturers

Compare ET Solar ET-P660H290WW vs Reneled New Energy RD40TU-18MD

ET Solar

ET-P660H290WW

Model: ET-P660H290WW

Series: 280-290W Poly

Manufacturer: ET Solar

Rated Power: 290 Wp

EnergyPal ET Solar  Solar Panels 280-290W Poly ET-P660H290WW
Warranty Terms

Output Warranty:

unknown

Materials Warranty: 25 Years


Panel Performance

Rated Power: 290 Wp

Efficiency: 17.72 %

Voltage at Maximum Power VMPP: 32.65 V

Current at Maximum Power IMPP: 8.88 A

Open Circuit Voltage VOC: 40.41 V

Short Circuit Current ISC: 9.53 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: unknown


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.41 %/°C

Temperature Coefficient of Voc: -0.34 %/°C

Temperature Coefficient of Isc: 0.04 %/°C


Solar Panel Attributes

Weight: 18.6 kg

Cell Type: Polycrystalline

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 90 mm

Glass Type: Anti-reflection Coating

Model: RD40TU-18MD

Series: RD40TU-18MD

Manufacturer: Reneled New Energy

Rated Power: 40 Wp

EnergyPal Reneled New Energy  Solar Panels RD40TU-18MD RD40TU-18MD
Warranty Terms

Output Warranty:

25 Years of 80% Output Power

Materials Warranty: unknown


Panel Performance

Rated Power: 40 Wp

Efficiency: 12.74 %

Voltage at Maximum Power VMPP: 17.69 V

Current at Maximum Power IMPP: 2.26 A

Open Circuit Voltage VOC: 22.54 V

Short Circuit Current ISC: 2.42 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: unknown


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.47 %/°C

Temperature Coefficient of Voc: -0.38 %/°C

Temperature Coefficient of Isc: 0.04 %/°C


Solar Panel Attributes

Weight: 3.8 kg

Cell Type: Monocrystalline

Cell Count: 36

Glass Thickness: 3.2 mm

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: Tempered, High Transmittance