Bifacial Solar Panel — Authentic 450W N-Type Monocrystalline 30 Year Warranty
The bifacial solar panel SGN-450-BDG5 is a 450W N-Type Monocrystalline solar panel delivering dual-surface light capture from 96 large-format 7.17×8.27 inch N-Type cells — certified to UL61730 by ETL CEC Listed ISO 9001 ISO 14001 and ISO 45001 — with a 30-year linear power warranty and 12-year material and workmanship guarantee. The N-Type bifacial combination delivers the highest long-term energy yield available in this wattage class.
Table of Contents
- Product Details
- What Is A Bifacial Solar Panel
- N-Type Cell Advantage
- Bifacial Solar Panels For RV
- How Does A Solar Panel Work
- Do Solar Panels Work On Cloudy Days
- Solar Panel Battery Charger
- Performance And Warranty
- FAQ
Product Details
| Specification | Value |
|---|---|
| Model | SGN-450-BDG5 |
| Peak Power | 450W |
| Tolerance | ±3% |
| Max Power Current | 14.97A |
| Max Power Voltage | 30.08V |
| Short Circuit Current | 16.05A |
| Open Circuit Voltage | 35.03V |
| Max System Voltage | 1500V |
| Wind Resistance | 2400Pa |
| Output Cables | 12 AWG 1ft per cable |
| Number of Cells | 96 |
| Cell Type | N-Type Monocrystalline 7.17×8.27 in |
| Certifications | UL61730 ETL CEC ISO 9001 ISO 14001 ISO 45001 |
| Product Weight | 53.35 lbs |
| Product Dimensions | 69.37 x 44.65 x 1.38 inch |
| Package Weight 2PCS | 120.8 lbs |
| Package Dimensions 2PCS | 70.9 x 46.1 x 3.7 inch |
What Is A Bifacial Solar Panel
What is a bifacial solar panel — it is a solar panel designed to capture sunlight from both the front and rear surfaces rather than the front surface alone. The front surface converts direct solar radiation in the conventional manner while the rear surface captures reflected ambient light from ground surfaces mounting structures and surrounding installation environment — increasing total annual energy yield significantly above what a single-face panel of equivalent wattage achieves under equivalent installation conditions.
The bifacial solar panels for sale here in the SGN-450-BDG5 model combine this dual-surface energy capture with N-Type monocrystalline cell technology — the premium cell architecture that delivers the highest base efficiency and lowest degradation rate available in the current solar panel market.
N-Type Cell Advantage
The N-Type monocrystalline cells in this bifacial solar panel deliver measurable performance advantages over P-Type alternatives that compound over the 30-year warranty period:
- Higher Base Efficiency — N-Type phosphorus doping achieves higher conversion efficiency than boron-doped P-Type cells at equivalent cell dimensions
- Lower Light-Induced Degradation — N-Type cells resist the primary cause of long-term efficiency loss more effectively than P-Type equivalents
- Better Temperature Coefficient — maintains output more effectively at elevated ambient temperatures
- 30-Year Linear Warranty — the manufacturer’s confidence in N-Type longevity expressed in the most comprehensive warranty available in this product range
Bifacial Solar Panels For RV
The pros and cons of bifacial solar panels for rvs are worth understanding before making a purchase decision. The primary advantage is higher per-panel energy yield from reflected light off the RV roof surface or surrounding ground when parked — the primary consideration is that bifacial yield is maximised when the rear surface has unobstructed access to reflected ambient light which varies by parking surface and installation clearance.
The rv solar panels bifacial glass-glass construction of the SGN-450-BDG5 provides the structural integrity required for RV roof mounting applications — the dual-glass construction offering superior weather resistance and mechanical durability compared to glass-backsheet alternatives for outdoor mobile applications.
How Does A Solar Panel Work
How does a solar panel work — photons from sunlight strike the silicon cells and release electrons through the photovoltaic effect — these electrons flow through the cell creating direct current electricity that is then converted to alternating current by an inverter for household or grid use. The bifacial design captures this process on both surfaces — front surface from direct sunlight and rear surface from reflected ambient light — increasing the total electrons generated per panel per day across the full annual cycle.
Do Solar Panels Work On Cloudy Days
Do solar panels work on cloudy days — yes — solar panels generate electricity from diffuse light as well as direct sunlight — though output is reduced compared to full sun conditions. N-Type monocrystalline cells demonstrate superior performance in low-light and diffuse light conditions compared to P-Type alternatives — making the do solar panels work on cloudy days answer more positive for N-Type technology than for standard monocrystalline panels.
Solar Panel Battery Charger
The SGN-450-BDG5 is compatible with solar panel battery charger systems — the 1500V maximum system voltage and standard 12 AWG output cables enabling integration with most MPPT charge controllers used in off-grid solar battery charging applications. For solar panel battery charger installations the high per-panel output of the 450W bifacial N-Type format reduces the number of panels required to maintain a target battery bank charge rate.
Browse our full Bifacial Solar Panels and N-Type Solar Panels collections for more premium options.
Performance And Warranty
| Coverage | Detail |
|---|---|
| Material and Workmanship | 12 years |
| Linear Power Warranty | 30 years |
Frequently Asked Questions
Q: What is a bifacial solar panel? What is a bifacial solar panel — it is a solar panel capturing sunlight from both front and rear surfaces — the front converting direct solar radiation and the rear capturing reflected ambient light — increasing total annual energy yield above single-face equivalents of equivalent wattage.
Q: What are bifacial solar panels for sale at 450W? Bifacial solar panels for sale at 450W are available here in the SGN-450-BDG5 — N-Type monocrystalline 96-cell dual-surface panel — UL61730 ETL CEC ISO certified — 30-year linear power warranty — the premium bifacial N-Type option in this wattage class.
Q: What are the pros and cons of bifacial solar panels for rvs? Pros and cons of bifacial solar panels for rvs — pros include higher per-panel energy yield from reflected light and superior rv solar panels bifacial glass-glass construction durability — cons include the need for rear surface light access to maximise bifacial yield which varies by parking surface and installation clearance.
Q: Do solar panels work on cloudy days with N-Type cells? Do solar panels work on cloudy days — yes — N-Type monocrystalline cells demonstrate superior low-light performance compared to P-Type alternatives — generating electricity from diffuse cloudy-day light more effectively and delivering better year-round energy yield in variable weather conditions.
Q: Is this compatible with solar panel battery charger systems? Yes — the solar panel battery charger compatibility of the SGN-450-BDG5 is confirmed by the standard 12 AWG output cables and 1500V maximum system voltage — enabling integration with most MPPT charge controllers used in off-grid and hybrid solar battery charging applications.


















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