Compare Macsun MSP290S vs Swisswatt MW255

Warranty Terms

Output Warranty:

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

Materials Warranty: 12 Years

Panel Performance

Rated Power: 290 Wp

Efficiency: 14.94 %

Voltage at Maximum Power VMPP: 35.41 V

Current at Maximum Power IMPP: 9.19 A

Open Circuit Voltage VOC: 44.8 V

Short Circuit Current ISC: 8.63 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.4 %/°C

Temperature Coefficient of Voc: -0.32 %/°C

Temperature Coefficient of Isc: 0.034 %/°C

Solar Panel Attributes

Weight: 23 kg

Cell Type: Polycrystalline

Cell Count: 72

Glass Thickness: 4 mm

Juntion Box Protection Class: IP 67

Cable Length: 900 mm

Glass Type: unknown

Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years

Panel Performance

Rated Power: 255 Wp

Efficiency: 15.1 %

Voltage at Maximum Power VMPP: 48.62 V

Current at Maximum Power IMPP: 5.3 A

Open Circuit Voltage VOC: 61.3 V

Short Circuit Current ISC: 5.4 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.4454 %/°C

Temperature Coefficient of Voc: -0.3336 %/°C

Temperature Coefficient of Isc: 0.0499 %/°C

Solar Panel Attributes

Weight: 25 kg

Cell Type: Monocrystalline

Cell Count: 96

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: 900 mm

Glass Type: Tempered, High Transmittance, Low Iron