Compare The Wolt Techniques TWT18P180 vs BJ Power ECS-305P72

Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 181 Wp

Efficiency: 12.2 %

Voltage at Maximum Power VMPP: 30 V

Current at Maximum Power IMPP: 6 A

Open Circuit Voltage VOC: 37 V

Short Circuit Current ISC: 6.23 A

Power Tolerance Positive: + 3 %

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: Monocrystalline

Cell Count: 60

Glass Thickness: unknown

Juntion Box Protection Class: IP 65

Cable Length: unknown

Glass Type: unknown

Warranty Terms

Output Warranty:

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

Materials Warranty: 12 Years

Panel Performance

Rated Power: 305 Wp

Efficiency: 15.7 %

Voltage at Maximum Power VMPP: 36.4 V

Current at Maximum Power IMPP: 8.38 A

Open Circuit Voltage VOC: 45.1 V

Short Circuit Current ISC: 8.78 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: 23 kg

Cell Type: Polycrystalline

Cell Count: 72

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: Tempered, Low Iron