Compare ET Solar Group ET-M660295WW/WB vs SunPower SPR-M435-H-AC

Warranty Terms

Output Warranty:

25 Years of 81.4% Output Power

Materials Warranty: 10 Years

Panel Performance

Rated Power: 295 Wp

Efficiency: 18.13 %

Voltage at Maximum Power VMPP: 32.35 V

Current at Maximum Power IMPP: 9.12 A

Open Circuit Voltage VOC: 39.78 V

Short Circuit Current ISC: 9.65 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: -0.42 %/°C

Temperature Coefficient of Voc: -0.3 %/°C

Temperature Coefficient of Isc: 0.05 %/°C

Solar Panel Attributes

Weight: 18.5 kg

Cell Type: Monocrystalline

Cell Count: 60

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: unknown

Glass Type: unknown

Warranty Terms

Output Warranty:

25-Year limited power warranty, 25-year limited product warranty

Materials Warranty: unknown

Panel Performance

Rated Power: 435 Wp

Efficiency: 22.5 %

Voltage at Maximum Power VMPP: 384 VA

Current at Maximum Power IMPP: 1.60 Arms

Open Circuit Voltage VOC: unknown

Short Circuit Current ISC: 4.82 Arms

Power Tolerance Positive: + 5 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.29 %/°C

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: unknown

Solar Panel Attributes

Weight: 21.8 kg

Cell Type: 66 Maxeon Gen 6

Cell Count: unknown

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: High-transmission tempered glass with anti-reflective coating