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Compare Simax Green SM672-320 vs Changtian New Energy Engineering CH-HS260M

Simax Green

SM672-320

Model: SM672-320

Series: SM672 Black 300-320

Manufacturer: Simax Green

Rated Power: 320 Wp

EnergyPal Simax Green Solar Panels SM672 Black 300-320 SM672-320
Warranty Terms

Output Warranty:

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

Materials Warranty: 12 Years


Panel Performance

Rated Power: 320 Wp

Efficiency: 16.5 %

Voltage at Maximum Power VMPP: 37.4 V

Current at Maximum Power IMPP: 8.56 A

Open Circuit Voltage VOC: 46.4 V

Short Circuit Current ISC: 9.75 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: unknown


Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: -0.39 %/°C

Temperature Coefficient of Voc: -0.34 %/°C

Temperature Coefficient of Isc: 0.035 %/°C


Solar Panel Attributes

Weight: 22.5 kg

Cell Type: Monocrystalline

Cell Count: 72

Glass Thickness: 3.2 mm

Juntion Box Protection Class: unknown

Cable Length: 900 mm

Glass Type: Tempered

Model: CH-HS260M

Series: CT-HS275M

Manufacturer: Changtian New Energy Engineering

Rated Power: 260 Wp

EnergyPal Changtian New Energy Engineering  Solar Panels CT-HS275M CH-HS260M
Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years


Panel Performance

Rated Power: 260 Wp

Efficiency: 15.89 %

Voltage at Maximum Power VMPP: 30.9 V

Current at Maximum Power IMPP: 8.42 A

Open Circuit Voltage VOC: 37.9 V

Short Circuit Current ISC: 9.1 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.41 %/°C

Temperature Coefficient of Voc: -0.29 %/°C

Temperature Coefficient of Isc: 0.04 %/°C


Solar Panel Attributes

Weight: 19 kg

Cell Type: Monocrystalline

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 900 mm

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