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Model 480W | Monocrystalline Half-Cell | 120 Half-Cell 182×91 mm | Monofacial | 1500V System Voltage
The Sun Earth East Solar 480W Monocrystalline 120 Half-Cell Solar Panel is engineered for high performance in modern residential, commercial, and small industrial systems. This 480W module combines efficient monocrystalline cells with a compact footprint, delivering strong output even where roof space is limited. With panel efficiency up to 22.2 percent, more power is harvested from every square meter of your array. A wide operating temperature range and robust construction make it suitable for diverse climates and demanding installations. The tight positive power tolerance ensures dependable field performance. Long term warranties on power output give owners confidence that production will remain stable for decades.
High power density for limited roof space: Up to 480 watt peak from a 1908 by 1134 millimeter frame allows strong output on compact arrays. This helps maximize energy production per roof or ground mount section.
Excellent conversion efficiency: Module efficiency up to 22.2 percent reduces balance of system costs. Fewer panels and mounting components are required to reach your target system size.
Reliable long term performance: A 25 year power warranty to 89.4 percent and 30 year coverage to 86.9 percent protect your investment. A low total degradation rate of about 0.44 percent per year supports stable lifetime production.
Strong electrical characteristics: A maximum power voltage of 35.4 volts and current of 13.56 amps suit many modern string inverters. The 1500 volt system rating enables longer strings and reduced cabling losses.
Durable construction for harsh sites: Tempered 3.2 millimeter glass, EVA encapsulation, and an anodized aluminum black frame are used. An IP68 junction box and UV resistant 4 square millimeter cables support reliable operation in challenging environments.
This Sun Earth East Solar 480W panel converts sunlight into usable direct current power through high efficiency monocrystalline cells. The panel uses 120 half cut cells, which are arranged in strings to balance voltage and current for typical string inverter inputs. When sunlight reaches the silicon material, electrons are released and guided through the module’s internal busbars. The generated direct current is carried through the IP68 rated junction box and attached cables to your inverter. The inverter then converts the power into alternating current for site loads or export. Thermal coefficients are optimized, so output loss at high temperatures is reduced compared with older modules. Over its lifetime, controlled degradation ensures that production remains predictable for energy planning.
Monocrystalline half-cell generation: The panel uses 120 monocrystalline half cells sized 182 by 91 millimeters. Each half cell generates voltage under light while producing lower resistive losses than full cells. The half cell layout improves shade tolerance and leads to more stable output when part of the panel is covered.
Optimized electrical parameters: At standard test conditions the module delivers a maximum power of 480 watt peak. Voltage at maximum power is about 35.4 volts, while current at maximum power reaches 13.56 amps. Open circuit voltage is 42.6 volts and short circuit current is 14.34 amps. These characteristics let installers design efficient strings that match 1500 volt inverters and reduce wiring runs.
Thermal behavior and durability: The temperature coefficient of power is around minus 0.30 percent per degree Celsius. This means that energy yield remains relatively strong on hot days, which benefits sites with high irradiance and high ambient temperatures. Operating temperature ranges from minus 40 to 85 degrees Celsius, supported by robust glass, EVA encapsulant, and the anodized frame. The IP68 junction box and sealed connectors maintain safety while limiting moisture ingress.
| Brand | Ningbo Sun Earth East Solar Co., Ltd. |
| Country of Origin | China |
| Power Range | 455 to 485 Wp |
| Nominal Maximum Power (Pmax) | 480 Wp |
| Power Tolerance | 0 to +1 % |
| Panel Efficiency | 22.2 % (range 21 to 22.4 % across series) |
| Voltage at Maximum Power (Vmpp) | 35.4 V (main configuration) |
| Current at Maximum Power (Impp) | 13.56 A (main configuration) |
| Open Circuit Voltage (Voc) | 42.6 V (main configuration) / 40.42 V variant |
| Short Circuit Current (Isc) | 14.34 A (main configuration) / 11.59 A variant |
| Alternative Pmax Configuration | 361.03 Wp, Vmpp 33.27 V, Impp 10.86 A |
| Cell Technology | Monocrystalline half-cell silicon |
| Cell Size | 182 × 91 mm |
| Number of Cells | 120 half cells |
| Module Type | Monofacial framed module |
| Maximum System Voltage | 1500 V |
| Operating Temperature Range | -40 to 85 °C |
| Nominal Module Temperature | 45 ± 2 °C |
| Temperature Coefficient of Pmax | -0.30 % / °C |
| Temperature Coefficient of Voc | -0.23 % / °C |
| Temperature Coefficient of Isc | 0.04 % / °C |
| Module Dimensions (H × W × D) | 1908 × 1134 × 30 mm |
| Weight | 23 kg |
| Front Glass | 3.2 mm tempered glass |
| Encapsulant | EVA encapsulant |
| Frame Type | Anodized aluminum, black finish |
| Junction Box Protection Rating | IP68 rated junction box |
| Cable Cross Section | 4 mm² solar cable |
Certifications: Designed to meet common IEC and UL photovoltaic safety and performance standards. Please refer to the latest manufacturer documentation for the full certificate list.
Inverter Compatibility: Suitable for most modern string and central inverters supporting 1500 V systems and matching current levels. Always verify final string design with inverter datasheets and local codes.
Environmental: Built with tempered glass, EVA encapsulation, and aluminum frame to support long term outdoor exposure, including UV radiation, humidity, and temperature cycling in typical solar installations.
Warranty: Performance warranty of 25 years to 89.4 % of initial power and 30 years to 86.9 %, reflecting an approximate annual degradation rate of 0.44 %. Product workmanship warranty is provided as per Sun Earth East Solar standard terms.
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