Compare SunPower SPR-A450-COM vs MR Watt SUNP-SP-20W-12V

Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 450 Wp

Efficiency: 22.2 %

Voltage at Maximum Power VMPP: 44 V

Current at Maximum Power IMPP: 10.2 A

Open Circuit Voltage VOC: 51.9 V

Short Circuit Current ISC: 11 A

Power Tolerance Positive: + 1 %

Maximum System Voltage: 1500 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: 21.6 kg

Cell Type: Monocrystalline

Cell Count: 72

Glass Thickness: 3 mm

Juntion Box Protection Class: IP 68

Cable Length: 1320 mm

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

Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown

Panel Performance

Rated Power: 20 Wp

Efficiency:

Voltage at Maximum Power VMPP: 18 V

Current at Maximum Power IMPP: 1.12 A

Open Circuit Voltage VOC: 22.25 V

Short Circuit Current ISC: 1.34 A

Power Tolerance Positive: unknown

Maximum System Voltage: 600 V

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: 2.4 kg

Cell Type: Polycrystalline

Cell Count: 36

Glass Thickness: unknown

Juntion Box Protection Class: unknown

Cable Length: unknown

Glass Type: Tempered