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Compare SunPower SPR-A-420-AC vs Suntech Power STP340-72/Vfh

SunPower

SPR-A-420-AC

Model: SPR-A-420-AC

Series: A-Series-400-410-415-420-425-AC

Manufacturer: SunPower

Rated Power: 420 Wp

EnergyPal SunPower Solar Panels A-Series-400-410-415-420-425-AC SPR-A-420-AC
Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown


Panel Performance

Rated Power: 420 Wp

Efficiency: 21.2 %

Voltage at Maximum Power VMPP: 42.7 V

Current at Maximum Power IMPP: 10.1 A

Open Circuit Voltage VOC: 51.2 V

Short Circuit Current ISC: 10.9 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

Suntech Power

STP340-72/Vfh

Model: STP340-72/Vfh

Series: STP335-345 72/Vfh

Manufacturer: Suntech Power

Rated Power: 340 Wp

EnergyPal Suntech Power  Solar Panels STP335-345 72/Vfh STP340-72/Vfh
Warranty Terms

Output Warranty:

unknown

Materials Warranty: unknown


Panel Performance

Rated Power: 340 Wp

Efficiency: 16.9 %

Voltage at Maximum Power VMPP: 38.4 V

Current at Maximum Power IMPP: 8.86 A

Open Circuit Voltage VOC: 45.9 V

Short Circuit Current ISC: 9.36 A

Power Tolerance Positive: + 1.5 %

Maximum System Voltage: 1000 V


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.38 %/°C

Temperature Coefficient of Voc: -0.321 %/°C

Temperature Coefficient of Isc: 0.05 %/°C


Solar Panel Attributes

Weight: 22.5 kg

Cell Type: Polycrystalline

Cell Count: 144

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 68

Cable Length: 1400 mm

Glass Type: Tempered