Longi 500W Bifacial Solar Panel
Longi 500W Bifacial Solar Panel
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The LONGi 500W Bifacial Solar Panel (Model LR8-54HGBB-500M) provides dependable, high-output power engineered specifically for remote cabins, cottages, and year-round off-grid homes. Built with advanced n-type HPDC cell technology and a sleek all-black dual-glass construction, this module delivers a high 22.5% conversion efficiency to generate more usable electricity from limited roof or ground space. Designed to maintain steady charging even in low-light and cloudy conditions, its bifacial architecture captures reflected sunlight from both sides. Certified to carry 5,400 Pa heavy snow loads and operate down to -40°C, it provides dependable power through the toughest Canadian winters.
Key Features
- Built for extreme Canadian winters with full certification for 5,400 Pa heavy snow loads and reliable sub-zero operation down to -40°C
- Dependable low-light performance keeps battery banks charging consistently through overcast weather and partial shade
- High-efficiency 22.5% module output delivers 500W of reliable power from a manageable footprint, making the most of limited cabin roof or rack space
- Dual-glass bifacial generation captures bonus sunlight reflected off surrounding snow, rock, and lake water for higher total daily kilowatt-hours
Technical Specifications
| Product Name | LONGi 500W Bifacial Solar Panel |
|---|---|
| Model Number | LR8-54HGBB-500M |
| Rated Peak Power (Pmax) | 500W |
| Module Efficiency | 22.5% |
| Max Power Voltage (Vmp) | 33.14V |
| Open Circuit Voltage (Voc) | 39.58V |
| Max Power Current (Imp) | 15.09A |
| Short Circuit Current (Isc) | 15.95A |
| Cell Architecture | N-Type HPDC Monocrystalline (108 Cells) |
| Bifacial Output | Dual-Glass Bifacial (Up to 25% Rear-Side Gain) |
| Operating Temperature | -40°C to +85°C (-40°F to +185°F) |
| Mechanical Snow / Wind Load | 5,400 Pa Front (Snow) / 2,400 Pa Rear (Wind) |
| Glass Construction | Dual Glass (2.0mm Front + 2.0mm Back Heat-Strengthened) |
| Dimensions | 1961 × 1134 × 30 mm (77.2" × 44.6" × 1.2") |
| Weight | 28.0 kg (61.7 lbs) |
| Linear Power Warranty | 30 Years (0.40% Annual Degradation) |
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