620W JA Solar Panel - BiFacial
The 620W JA bifacial solar panel is one of the best solar panels available today. The panel offers high efficiency and strong, long-lasting performance. It measures about 2382+2mm x 1134+2mm x 30+1mm and has an impressive efficiency of 23%. This high‑quality panel is suitable for many types of solar projects, including homes, businesses, grid‑tied systems, and off‑grid installations.
The 620W JA Solar panel is available for wholesale, retail, and distribution across Nigeria. You can order it by filling out a form, via WhatsApp or buy it online from our e-shop.
JA Solar Panel 620 Watts – JAM66D45 LB N-type Double Glass Bifacial Module
JA Solar is a globally trusted leader in photovoltaic (PV) technology, dedicated to delivering high-efficiency, long-lasting solar solutions that help homes, businesses, and communities transition to clean energy. With over two decades of expertise and cumulative shipments of hundreds of gigawatts worldwide.
JA Solar panels stand out with industry-leading efficiency, solid performance under heat and low-light conditions, and reliable long-term warranties, making them a smart investment for maximising energy yield. Their global presence in 178+ countries and commitment to sustainability and quality make JA Solar a great choice for residential, commercial, and utility-scale solar projects.
The Solar Panel Features
23.0% Module Efficiency
Converts sunlight at up to 23.0% module efficiency, helping maximise available roof space.
n-Type Bifacial Technology
n-Type bifacial cells capture light from both sides, supporting higher overall energy.
Double-Glass Construction
Dual-glass construction provides strong protection and durability for demanding projects.
Up to 26% Cell Efficiency
Cell conversion efficiency reaches up to 26%, supporting strong energy generation.
Enhanced Low-Light Trapping
Better low-irradiance response helps maintain energy production when sunlight is low.
12 Years Product Warranty
Includes a 12-year product warranty, providing confidence for long-term module use.
30 Years Linear Power Performance Warranty
30-year linear power warranty supports dependable long term performance and generation.
Improved Temperature Performance
Improved temperature coefficient helps retain output during high operating temperatures.
80±10% Bifaciality
80±10% bifaciality allows the rear side to contribute meaningfully to total yield.
JA Solar 620 Watts Solar Panel Price: ₦ 136,000.00
JA Solar 620 Watts Solar Panels is Ideal For:
- On-grid and off-grid commercial/industrial rooftops
- On-grid and off-grid residential ground-mount solar systems
- Solar power stations, solar carports
- Other on-grid applications
Key Technical Data
- Model: JAM66D45 LB 620/LB
- Rated Maximum Power: 620W
- Cell Technology: n-Type, MBB Half-Cell
- Module Type: Double-Glass Bifacial
- Cell Conversion Efficiency: Up to 26%
- Maximum System Voltage: 1500V DC
- Maximum Series Fuse Rating: 35A
- Operating Temperature: -40°C to +85°C
- Weight: 33.1 kg
- Front Static Load: 5400 Pa
- Rear Static Load: 2400 Pa
- Junction Box: IP68, 3 diodes
- Connector: QC 4.10-351/M-C4EVO2A
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