Compare Voltech Engineers Voltech-250 vs Ogar Technology Ogartech-KY-SP-M-250W

Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 250 Wp

Efficiency: 15.4 %

Voltage at Maximum Power VMPP: 30 V

Current at Maximum Power IMPP: 8.2 A

Open Circuit Voltage VOC: 36 V

Short Circuit Current ISC: 8.8 A

Power Tolerance Positive: unknown

Maximum System Voltage: unknown

Solar Panels Thermal Ranges

Operating Temperature Range: unknown

Temperature Coefficient of Pmax: unknown

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: unknown

Solar Panel Attributes

Weight: unknown

Cell Type: Polycrystalline

Cell Count: 60

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: unknown

Warranty Terms

Output Warranty:

unknown

Materials Warranty: 25 Years

Panel Performance

Rated Power: 250 Wp

Efficiency:

Voltage at Maximum Power VMPP: 34.2 V

Current at Maximum Power IMPP: 7.31 A

Open Circuit Voltage VOC: 43.2 V

Short Circuit Current ISC: 8.22 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1000 V

Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.5 %/°C

Temperature Coefficient of Voc: unknown

Temperature Coefficient of Isc: 0.065 %/°C

Solar Panel Attributes

Weight: 15.3 kg

Cell Type: Monocrystalline

Cell Count: 72

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: Tempered, High Transmittance