Compare Solar Panels & Manufacturers

Compare SunPower SPR-X21-350-BLK vs Ulica Solar UL-290P-120(Half-cut)

SunPower

SPR-X21-350-BLK

Model: SPR-X21-350-BLK

Series: X-Series X21-335-350W-BLK

Manufacturer: SunPower

Rated Power: 350 Wp

EnergyPal SunPower Solar Panels X-Series X21-335-350W-BLK SPR-X21-350-BLK
Warranty Terms

Output Warranty:

10 Years of 96% Output Power, 25 Years of 92% Output Power

Materials Warranty: unknown


Panel Performance

Rated Power: 350 Wp

Efficiency: 21.5 %

Voltage at Maximum Power VMPP: 57.3 V

Current at Maximum Power IMPP: 6.11 A

Open Circuit Voltage VOC: 68.2 V

Short Circuit Current ISC: 6.5 A

Power Tolerance Positive: + 5 %

Maximum System Voltage: 1000 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: 18.6 kg

Cell Type: Monocrystalline

Cell Count: 96

Glass Thickness: unknown

Juntion Box Protection Class: IP 65

Cable Length: unknown

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

Ulica Solar

UL-290P-120(Half-cut)

Model: UL-290P-120(Half-cut)

Series: UL-285P-295P-120(Half-cut)

Manufacturer: Ulica Solar

Rated Power: 290 Wp

EnergyPal Ulica Solar Solar Panels UL-285P-295P-120(Half-cut) UL-290P-120(Half-cut)
Warranty Terms

Output Warranty:

10 Years of 90% Output Power, 25 Years of 80% Output Power

Materials Warranty: 12 Years


Panel Performance

Rated Power: 290 Wp

Efficiency: 17.35 %

Voltage at Maximum Power VMPP: 31.6 V

Current at Maximum Power IMPP: 9.18 A

Open Circuit Voltage VOC: 38.8 V

Short Circuit Current ISC: 9.58 A

Power Tolerance Positive: + 1.5 %

Maximum System Voltage: 1500 V


Solar Panels Thermal Ranges

Operating Temperature Range: -40~85 °C

Temperature Coefficient of Pmax: -0.39 %/°C

Temperature Coefficient of Voc: -0.29 %/°C

Temperature Coefficient of Isc: 0.049 %/°C


Solar Panel Attributes

Weight: 18.5 kg

Cell Type: PERC

Cell Count: 120

Glass Thickness: 3.2 mm

Juntion Box Protection Class: IP 67

Cable Length: 400 mm

Glass Type: Low Iron