Compare Tata Power Solar Systems TP291 vs Zytech Solar ZT 20P

Warranty Terms

Output Warranty:

unknown

Materials Warranty: 10 Years

Panel Performance

Rated Power: 291 Wp

Efficiency: 15 %

Voltage at Maximum Power VMPP: 36.4 V

Current at Maximum Power IMPP: 8.01 A

Open Circuit Voltage VOC: 44.6 V

Short Circuit Current ISC: 8.51 A

Power Tolerance Positive: + 1 %

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: -0.2931 %/°C

Temperature Coefficient of Isc: 0.058 %/°C

Solar Panel Attributes

Weight: 24 kg

Cell Type: Polycrystalline

Cell Count: 72

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: unknown

Glass Type: Anti-reflection Coating

Warranty Terms

Output Warranty:

unknown

Materials Warranty: 10 Years

Panel Performance

Rated Power: 20 Wp

Efficiency: 16.5 %

Voltage at Maximum Power VMPP: 17.5 V

Current at Maximum Power IMPP: 1.15 A

Open Circuit Voltage VOC: 21.6 V

Short Circuit Current ISC: 1.3 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.47 %/°C

Temperature Coefficient of Voc: -0.34 %/°C

Temperature Coefficient of Isc: 0.045 %/°C

Solar Panel Attributes

Weight: unknown

Cell Type: Polycrystalline

Cell Count: 36

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

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