Compare TTN Electric TTN-P240W-60 vs Huami Solar Power SP290W-30V

Warranty Terms

Output Warranty:

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

Materials Warranty: 10 Years

Panel Performance

Rated Power: 240 Wp

Efficiency: 14.75 %

Voltage at Maximum Power VMPP: 29.38 V

Current at Maximum Power IMPP: 8.17 A

Open Circuit Voltage VOC: 37.35 V

Short Circuit Current ISC: 9.37 A

Power Tolerance Positive: + 2 %

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: -0.34 %/°C

Temperature Coefficient of Isc: 0.05 %/°C

Solar Panel Attributes

Weight: 18 kg

Cell Type: Polycrystalline

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: unknown

Cable Length: 900 mm

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

Warranty Terms

Output Warranty:

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

Materials Warranty: unknown

Panel Performance

Rated Power: 290 Wp

Efficiency:

Voltage at Maximum Power VMPP: 31.45 V

Current at Maximum Power IMPP: 9.22 A

Open Circuit Voltage VOC: 38.8 V

Short Circuit Current ISC: 9.59 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: unknown

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: unknown

Solar Panel Attributes

Weight: 17.4 kg

Cell Type: Monocrystalline

Cell Count: 60

Glass Thickness: 3.2 mm

Juntion Box Protection Class: unknown

Cable Length: 900 mm

Glass Type: Tempered, High Transmittance, Low Iron