LonGi 490W Solar Panel Overview
The LonGi 490W Solar Panel (LR5-66HPH 490~510M) is a highly efficient solar panel that incorporates advanced technology to ensure superior energy generation. With a power range of 490W to 510W, it is based on the M10 wafer, making it the optimal choice for ultra-large power plants. Featuring M10 Gallium-doped wafers, Smart Soldering, and 9-busbar half-cut cells, this solar panel delivers excellent outdoor power generation performance with lower operating temperatures. The panel offers long-term reliability and high module quality, providing an ideal solution for ground-mounted solar projects and large-scale power generation installations.
LonGi 490 Watt Solar Panel Key Features
- Power Output: 490W to 510W
- Module Efficiency: Up to 21.7%
- Advanced Technology: M10 Gallium-doped wafers, Smart Soldering, 9-busbar half-cut cell
- 25-year warranty for extra linear power output
- Lower power degradation at <2% in the first year and 0.55% degradation from year 2 to year 25
- Enhanced reliability and performance in harsh environmental conditions
LonGi 490W Datasheet
Electrical Characteristics
Power Class | 490W | 495W | 500W | 505W | 510W |
---|---|---|---|---|---|
Maximum Power (Pmax/W) | 490 | 495 | 500 | 505 | 510 |
Open Circuit Voltage (Voc/V) | 45.25 | 45.40 | 45.60 | 45.55 | 45.85 |
Short Circuit Current (Isc/A) | 11.82 | 11.87 | 12.00 | 12.07 | 12.17 |
Voltage at Maximum Power (Vmp/V) | 37.88 | 38.04 | 38.32 | 38.35 | 38.53 |
Current at Maximum Power (Imp/A) | 12.87 | 12.95 | 13.03 | 13.11 | 13.19 |
Module Efficiency (%) | 20.9 | 21.1 | 21.3 | 21.5 | 21.7 |
Mechanical Parameters
- Cell Orientation: 132 cells (6 x 22)
- Junction Box: IP68, three diodes
- Output Cable: 4mm², +400, -200mm (customizable length)
- Glass: Single glass, 3.2mm coated tempered glass
- Frame: Anodized aluminum alloy frame
- Weight: 25.1 kg
- Dimensions: 2073mm x 1133mm x 35mm
- Packaging: 31 pcs per pallet / 682 pcs per 40' HC
Operating Parameters
- Operational Temperature: -40°C ~ +85°C
- Power Output Tolerance: 0 ~ +5W
- Voltage and Current Tolerance: ±3%
- Maximum System Voltage: DC1500V (IEC/UL)
- Fire Rating: UL Type 1 or 2, IEC Class C
- Nominal Operating Cell Temperature: 45°C ± 2°C
Mechanical Loading
- Front Side Maximum Static Loading: 5400Pa
- Rear Side Maximum Static Loading: 2400Pa
- Hailstone Test: 25mm hailstone at 23m/s
Temperature Ratings (STC)
Temperature Coefficient | Value |
---|---|
Coefficient of Isc | +0.050%/°C |
Coefficient of Voc | -0.269%/°C |
Coefficient of Pmax | -0.340%/°C |
Certifications
The LonGi 490W Solar Panel is certified for its high-quality manufacturing standards and safety, adhering to the following certifications:
- IEC 61215, IEC 61730, UL 61730
- ISO 9001:2015, ISO 14001:2015, OHSAS 18001:2018
- ISO 45001:2018
Warranty
- 12-year warranty for materials and processing
- 25-year warranty for extra linear power output
Packaging
- 31 pcs per pallet
- 155 pcs per 20' GP
- 682 pcs per 40' HC
This product combines advanced technology with durable design, making it an excellent choice for long-term solar power generation.
Longi 490W Solar Panel (LR5-66HPH, 490-510M) features advanced module technology for superior efficiency. MIO wafer-based construction ensures high-quality performance. The panel boasts excellent outdoor power generation and a long lifespan, backed by a 12-year warranty for materials processing and 25 years for extra linear power output. Certifications include IEC 61215, IEC 61730, UL 61730, ISO9001:2015, ISO14001:2015, and IS045001:2018. This module meets occupational health and safety guidelines and is designed to last 25 years.
Longi 490W Solar Panel LR5-66HPH 490-510M, high-efficiency monocrystalline solar panel with 25-year warranty and IP67 waterproof design for reliable performance in outdoor applications.





