Compare Solar Panels & Manufacturers

Compare SunPower SPR-A-420-AC vs RayTech New Energy Materials DM28-135

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

Model: DM28-135

Series: DM28-125-135

Manufacturer: RayTech New Energy Materials

Rated Power: 135 Wp

EnergyPal RayTech New Energy Materials  Solar Panels DM28-125-135 DM28-135
Warranty Terms

Output Warranty:

unknown

Materials Warranty: 10 Years


Panel Performance

Rated Power: 135 Wp

Efficiency: 8.2 %

Voltage at Maximum Power VMPP: 15.59 V

Current at Maximum Power IMPP: 8.66 A

Open Circuit Voltage VOC: 18.42 V

Short Circuit Current ISC: 9.12 A

Power Tolerance Positive: + 3 %

Maximum System Voltage: 1500 V


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.42 %/°C

Temperature Coefficient of Voc: -0.33 %/°C

Temperature Coefficient of Isc: 0.04 %/°C


Solar Panel Attributes

Weight: 23 kg

Cell Type: Monocrystalline

Cell Count: 28

Glass Thickness: unknown

Juntion Box Protection Class: IP 67

Cable Length: unknown

Glass Type: Tempered, Low Iron