Compare Voltech Engineers Voltech-220 vs Sova Power SS155P

Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 220 Wp

Efficiency: 14.9 %

Voltage at Maximum Power VMPP: 27 V

Current at Maximum Power IMPP: 8.5 A

Open Circuit Voltage VOC: 32 V

Short Circuit Current ISC: 8.8 A

Power Tolerance Positive: unknown

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: unknown

Cell Type: Polycrystalline

Cell Count: 54

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: unknown

Warranty Terms

Output Warranty:

unknown

Materials Warranty: 12 Years

Panel Performance

Rated Power: 155 Wp

Efficiency: 15.71 %

Voltage at Maximum Power VMPP: 18.2 V

Current at Maximum Power IMPP: 8.52 A

Open Circuit Voltage VOC: 22.36 V

Short Circuit Current ISC: 8.92 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: unknown

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.43 %/°C

Temperature Coefficient of Voc: -0.34 %/°C

Temperature Coefficient of Isc: 0.05 %/°C

Solar Panel Attributes

Weight: 11.3 kg

Cell Type: Polycrystalline

Cell Count: 36

Glass Thickness: unknown

Juntion Box Protection Class: IP 65

Cable Length: unknown

Glass Type: Anti-reflection Coating, High Transmittance, Low Iron