Compare Sun Solar Techno 1275 vs Powerwell Solar Energy BW-SM220M

Warranty Terms

Output Warranty:

10 Years of 90% Output Power, 20 Years of 80% Output Power

Materials Warranty: 5 Years

Panel Performance

Rated Power: 75 Wp

Efficiency: 14.75 %

Voltage at Maximum Power VMPP: 16.8 V

Current at Maximum Power IMPP: 4.95 A

Open Circuit Voltage VOC: 21 V

Short Circuit Current ISC: 5.44 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.39 %/°C

Temperature Coefficient of Voc: -0.33 %/°C

Temperature Coefficient of Isc: 0.033 %/°C

Solar Panel Attributes

Weight: 7.45 kg

Cell Type: Polycrystalline

Cell Count: 36

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: unknown

Glass Type: Tempered

Warranty Terms

Output Warranty:

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

Materials Warranty: unknown

Panel Performance

Rated Power: 220 Wp

Efficiency: 16.8 %

Voltage at Maximum Power VMPP: 24 V

Current at Maximum Power IMPP: 9.16 A

Open Circuit Voltage VOC: 28.8 V

Short Circuit Current ISC: 10 A

Power Tolerance Positive: unknown

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~90 °C

Temperature Coefficient of Pmax: -0.5 %/°C

Temperature Coefficient of Voc: -0.34 %/°C

Temperature Coefficient of Isc: 0.05 %/°C

Solar Panel Attributes

Weight: 14 kg

Cell Type: Monocrystalline

Cell Count: 48

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: unknown