Compare ET Solar Group ET-P672325WW/WB vs Bluebird BBS MP 320

Warranty Terms

Output Warranty:

25 Years of 81.9% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 325 Wp

Efficiency: 16.75 %

Voltage at Maximum Power VMPP: 37.28 V

Current at Maximum Power IMPP: 8.72 A

Open Circuit Voltage VOC: 46.31 V

Short Circuit Current ISC: 9.28 A

Power Tolerance Positive: + 1.5 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.41 %/°C

Temperature Coefficient of Voc: -0.34 %/°C

Temperature Coefficient of Isc: 0.04 %/°C

Solar Panel Attributes

Weight: 25.7 kg

Cell Type: Polycrystalline

Cell Count: 72

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: unknown

Glass Type: unknown

Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years

Panel Performance

Rated Power: 320 Wp

Efficiency: 19.4 %

Voltage at Maximum Power VMPP: 33.17 V

Current at Maximum Power IMPP: 9.65 A

Open Circuit Voltage VOC: 40.78 V

Short Circuit Current ISC: 10.18 A

Power Tolerance Positive: unknown

Maximum System Voltage: 1500 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~+85 °C

Temperature Coefficient of Pmax: -0.37 %/°C

Temperature Coefficient of Voc: -0.30 %/°C

Temperature Coefficient of Isc: 0.06 %/°C

Solar Panel Attributes

Weight: 18.5 kg

Cell Type: PERC

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: unknown

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