Compare Voltec Storage Battery SM50W vs Saijing Solar ECS-270M60

Warranty Terms

Output Warranty:

10 Years of 92% Output Power, 20 Years of 84% Output Power

Materials Warranty: unknown

Panel Performance

Rated Power: 50 Wp

Efficiency: 18 %

Voltage at Maximum Power VMPP: 17.8 V

Current at Maximum Power IMPP: 2.81 A

Open Circuit Voltage VOC: 21.8 V

Short Circuit Current ISC: 3.05 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: unknown

Solar Panels Thermal Ranges

Operating Temperature Range: -40~80 °C

Temperature Coefficient of Pmax: unknown

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: unknown

Solar Panel Attributes

Weight: unknown

Cell Type: Monocrystalline

Cell Count: 36

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: Tempered, High Transmittance, Low Iron

Warranty Terms

Output Warranty:

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

Materials Warranty: 12 Years

Panel Performance

Rated Power: 270 Wp

Efficiency: 16.6 %

Voltage at Maximum Power VMPP: 31.5 V

Current at Maximum Power IMPP: 8.57 A

Open Circuit Voltage VOC: 38.5 V

Short Circuit Current ISC: 9.35 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~80 °C

Temperature Coefficient of Pmax: -0.4 %/°C

Temperature Coefficient of Voc: -0.31 %/°C

Temperature Coefficient of Isc: 0.04 %/°C

Solar Panel Attributes

Weight: 20 kg

Cell Type: Monocrystalline

Cell Count: 60

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: Tempered, Low Iron