Compare Sunprism Energy SP 355-M72 vs Wattrom WT 260M17

Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years

Panel Performance

Rated Power: 355 Wp

Efficiency: 18.13 %

Voltage at Maximum Power VMPP: 39.1 V

Current at Maximum Power IMPP: 9.08 A

Open Circuit Voltage VOC: 46.36 V

Short Circuit Current ISC: 9.61 A

Power Tolerance Positive: + 3 %

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: -0.32 %/°C

Temperature Coefficient of Isc: 0.05 %/°C

Solar Panel Attributes

Weight: 21.5 kg

Cell Type: PERC

Cell Count: 72

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 68

Cable Length: 1000 mm

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

Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years

Panel Performance

Rated Power: 264.99 Wp

Efficiency: 16.6 %

Voltage at Maximum Power VMPP: 32.46 V

Current at Maximum Power IMPP: 8.56 A

Open Circuit Voltage VOC: 38.46 V

Short Circuit Current ISC: 9.11 A

Power Tolerance Positive: unknown

Maximum System Voltage: 1000 V

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: 18.1 kg

Cell Type: Monocrystalline

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 65

Cable Length: 1000 mm

Glass Type: Tempered, Low Iron