400W 12V Bifacial Solar Panel Kit with 40A MPPT Charge Controller, 2pcs 200W N-Type 16BB 25% High Efficiency Solar Panel for RV Van Marine Home Rooftop Off-Grid Systems (200W*2-KIT)
$429.99
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$429.99
Price when purchased online
Free shipping
Free 30-day returns
Sold and shipped by democodigos.pollafutbol.co
Free 30-day returns Details
Product details
| Management number | 214764306 | Release Date | 2026/04/12 | List Price | $172.00 | Model Number | 214764306 | ||
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- 【Bifacial/Dual-zone Design – Boost Output】Unlike standard panels, the bifacial design harvests sunlight not only from the front, but also rear reflection and diffuse rays. When mounted on high reflective surfaces, it can generate up to 30% more energy, maximizing daily output without extra panels or roof space. Each panel is split into two independent zones, so if one side is partially shaded by trees, vents, or roof accessories, the other side continues generating power. This dual-zone design improves shade tolerance by up to 50%
- 【High-Output 16BB N-Type Cells】The Callsun Premium 400W Solar Kit features two 200W N-Type bifacial panels, delivering higher energy density. Advanced 16BB technology ensures efficient power generation, achieving more than 25% conversion efficiency, The electrodes are manufactured with Zero Cut Technology, reducing micro-cracks and hotspots, which minimizes heat generation and boosts overall efficiency
- 【Advanced MPPT Charge Control】The included 40A MPPT charge controller continuously tracks the panel’s optimal power point for maximum energy harvest. With up to 99.8% tracking efficiency and 98% peak conversion efficiency, MPPT outperforms traditional PWM controllers by 20–30%, while protecting your batteries from overcharging and over-discharging. This ensures higher energy yield and long-term system reliability.
- 【Pre-Wired & Easy Installation】Each panel comes with pre-drilled mounting holes, long pre-attached cables, and Y-type connectors for plug-and-play setup. This reduces wiring complexity, saves installation time, and keeps your roof layout clean. Ideal for RVs, vans, trailers, or fixed mounts, even for first-time installers.
- 【Durable & Reliable in Any Condition】Engineered for decades of outdoor use, panels feature 3.2mm tempered glass, corrosion-resistant aluminum frames, and IP68 waterproofing. A low temperature coefficient of -0.3%/K ensures stable performance in extreme heat. Backed by 10 years of material & workmanship support and a 25-year performance guarantee (84.5% output).
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