Compare SpolarPV Technology SP305M6-60 vs ET Solar ET-M660300WW

Warranty Terms

Output Warranty:

12 Years of 90% Output Power, 25 Years of 80.2% Output Power

Materials Warranty: 12 Years

Panel Performance

Rated Power: 305 Wp

Efficiency: 18.77 %

Voltage at Maximum Power VMPP: 33.23 V

Current at Maximum Power IMPP: 9.18 A

Open Circuit Voltage VOC: 40.16 V

Short Circuit Current ISC: 9.68 A

Power Tolerance Positive: + 1.5 %

Maximum System Voltage: 1500 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.4 %/°C

Temperature Coefficient of Voc: -0.31 %/°C

Temperature Coefficient of Isc: 0.05 %/°C

Solar Panel Attributes

Weight: 17.5 kg

Cell Type: Monocrystalline

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 900 mm

Glass Type: Tempered, High Transmittance, Low Iron

Warranty Terms

Output Warranty:

12 Years of 95% Output Power, 25 Years of 88% Output Power

Materials Warranty: 25 Years

Panel Performance

Rated Power: 300 Wp

Efficiency: 18.33 %

Voltage at Maximum Power VMPP: 32.54 V

Current at Maximum Power IMPP: 9.22 A

Open Circuit Voltage VOC: 39.97 V

Short Circuit Current ISC: 9.69 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1500 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.42 %/°C

Temperature Coefficient of Voc: -0.30 %/°C

Temperature Coefficient of Isc: 0.05 %/°C

Solar Panel Attributes

Weight: 18.8 kg

Cell Type: Monocrystalline

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: unknown

Cable Length: 90 mm

Glass Type: Anti-reflection Coating