LonGi 330W Solar Panel (LR6-72DG, 330-350 Watt)
The LonGi 330W Solar Panel (LR6-72DG) utilizes advanced monocrystalline technology with a 5BB (5 Bus Bar) design, providing excellent energy output and superior efficiency. The panel's high performance makes it suitable for large-scale installations, including residential and commercial applications. With its strong structural integrity, the panel can handle high wind and snow loads, making it adaptable to a variety of environmental conditions. Additionally, it boasts a 30-year linear power output warranty, offering long-term reliability.
Key Features:
- High Conversion Efficiency: Up to 17.8% module efficiency ensures greater energy output.
- Positive Power Tolerance: 0 ~ +5W positive power tolerance guarantees reliable and consistent energy production.
- Long-Term Reliability: The panel comes with a 30-year linear power output warranty, with annual degradation as low as 0.45%, ensuring 84.95% efficiency after 30 years.
- PID Resistant: The panel features strong PID resistance, passed rigorous PID tests with 85% relative humidity, ensuring long-term performance in harsh conditions.
- Enhanced Low Light Performance: The panel delivers excellent energy output even under low irradiance, such as during dawn, dusk, or cloudy days.
- Durability: Withstands up to 5400 Pa snow load and 2400 Pa wind load, making it perfect for installations in areas with harsh weather conditions.
LonGi 330W Solar Panel Specifications:
| Parameter | Specification |
|---|---|
| Maximum Power (Pmax) | 330W STC / 238.6W NOCT |
| Module Efficiency | 16.8% |
| Maximum Power Voltage (Vmp) | 38.7 V STC / 34.9 V NOCT |
| Maximum Power Current (Imp) | 8.53 A STC / 6.82 A NOCT |
| Open-Circuit Voltage (Voc) | 46.4 V STC / 42.7 V NOCT |
| Short-Circuit Current (Isc) | 8.97 A STC / 7.23 A NOCT |
| Dimensions (L x W x H) | 1977 mm x 996 mm x 40 mm |
| Weight | 26.6 kg |
| Cable Length | 300 mm (4 mm²) |
| Junction Box Rating | IP67, 3 Diodes |
| Maximum System Voltage | 1500V DC (IEC/UL) |
| Front Load | 5400 Pa |
| Rear Load | 2400 Pa |
| Fire Rating | UL Type 1 or Type 2 |
| Temperature Coefficient (Pmax) | -0.41%/°C |
| Operating Temperature | -40°C ~ 85°C |
| Power Output Tolerance | 0 ~ +5W |
| Certifications | IEC 61215, IEC 61730, UL 1703, CE, TUV |
Electrical Characteristics (STC & NOCT)
| Model | Pmax (W) | Voc (V) | Isc (A) | Vmp (V) | Imp (A) | Module Efficiency |
|---|---|---|---|---|---|---|
| LR6-72DG-330M | 330W / 238.6W | 46.4V / 42.7V | 8.97A / 7.23A | 38.7V / 34.9V | 8.53A / 6.82A | 16.8% |
| LR6-72DG-335M | 335W / 242.2W | 46.6V / 42.9V | 9.07A / 7.31A | 38.9V / 35.1V | 8.62A / 6.90A | 17.0% |
| LR6-72DG-340M | 340W / 245.8W | 46.8V / 43.1V | 9.16A / 7.39A | 39.1V / 35.3V | 8.70A / 6.96A | 17.3% |
| LR6-72DG-345M | 345W / 249.4W | 47.1V / 43.4V | 9.23A / 7.44A | 39.3V / 35.5V | 8.77A / 7.02A | 17.5% |
| LR6-72DG-350M | 350W / 253.1W | 47.3V / 43.6V | 9.32A / 7.52A | 39.5V / 35.7V | 8.86A / 7.09A | 17.8% |
Temperature Coefficients & Mechanical Loading
| Parameter | Value |
|---|---|
| Temperature Coefficient (Isc) | +0.059%/°C |
| Temperature Coefficient (Voc) | -0.330%/°C |
| Temperature Coefficient (Pmax) | -0.410%/°C |
| Front Load | 5400 Pa |
| Rear Load | 2400 Pa |
| Hailstone Test | 25mm hailstone at 23m/s |
Packing Information
- Packing Type: 26 panels per pallet
I-V Curve and Temperature Performance
The LonGi 330W Solar Panel performs reliably in various temperature and irradiance conditions. The optimized 5BB design reduces resistive losses and enhances energy yield, while the lower operating temperature improves overall efficiency, making it ideal for large installations.
LonGi 330W Solar Panel Summary
The LonGi 330W Solar Panel (LR6-72DG) offers top-tier monocrystalline efficiency with an advanced 5BB cell design, ensuring higher energy yields even under low light conditions. Its robust build, certified for wind and snow loads, makes it adaptable to harsh environments such as coastal regions or areas with extreme weather. With a 30-year linear power output warranty and long-term performance reliability, this panel is a valuable addition to any solar installation.
Certifications & Warranty
- Certifications: UL 1703, IEC 61215, IEC 61730, TUV, CE
- Warranty: 10-year materials and workmanship warranty, 30-year linear power output warranty (84.95% efficiency at 30 years)
