Compare SGNetworks SSA-M305 vs GMA Solar GMA 4W-P

Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 305 Wp

Efficiency: 15.23 %

Voltage at Maximum Power VMPP: 38.27 V

Current at Maximum Power IMPP: 7.97 A

Open Circuit Voltage VOC: 47.41 V

Short Circuit Current ISC: 8.47 A

Power Tolerance Positive: + 2 %

Maximum System Voltage: unknown

Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: unknown

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: unknown

Solar Panel Attributes

Weight: 24 kg

Cell Type: Polycrystalline

Cell Count: 72

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: unknown

Warranty Terms

Output Warranty:

10 Years of 90% Output Power, 25 Years of 80% Output Power

Materials Warranty: 2 Years

Panel Performance

Rated Power: 4 Wp

Efficiency:

Voltage at Maximum Power VMPP: 12.6 V

Current at Maximum Power IMPP: 0.32 A

Open Circuit Voltage VOC: 15.7 V

Short Circuit Current ISC: 0.4 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 700 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.42 %/°C

Temperature Coefficient of Voc: -0.31 %/°C

Temperature Coefficient of Isc: 0.033 %/°C

Solar Panel Attributes

Weight: 1.3 kg

Cell Type: Polycrystalline

Cell Count: unknown

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: unknown

Glass Type: Tempered, High Transmittance, Low Iron