Compare Solar Panels & Manufacturers

Compare ET Solar ET-P660H290WW vs GS-Solar HDT-60-315

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

GS-Solar

HDT-60-315

Model: HDT-60-315

Series: HDT-60-310-330

Manufacturer: GS-Solar

Rated Power: 315 Wp

EnergyPal GS-Solar Solar Panels HDT-60-310-330 HDT-60-315
Warranty Terms

Output Warranty:

10 Years of 93% Output Power, 30 Years of 83% Output Power

Materials Warranty: 10 Years


Panel Performance

Rated Power: 315 Wp

Efficiency: 19.36 %

Voltage at Maximum Power VMPP: 36.1 V

Current at Maximum Power IMPP: 8.73 A

Open Circuit Voltage VOC: 43.8 V

Short Circuit Current ISC: 9.28 A

Power Tolerance Positive: + 1.5 %

Maximum System Voltage: 1000 V


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.28 %/°C

Temperature Coefficient of Voc: -0.277 %/°C

Temperature Coefficient of Isc: 0.059 %/°C


Solar Panel Attributes

Weight: 19 kg

Cell Type: Monocrystalline

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 600 mm

Glass Type: Tempered