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2212-2025
How has JA Solar improved the efficiency and reliability of its solar panels through the multi-slice design?
By embracing the multi-slice design, JA Solar has significantly enhanced the efficiency and reliability of its solar panels. This innovation not only boosts performance but also contributes to reducing costs and increasing long-term sustainability, reflecting the company’s commitment to providing effective and secure solar energy solutions for the future.
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2212-2025
JA Solar has been leading this innovation with products like the DeepBlue 5.0, which is setting a new
JA Solar has been leading this innovation with products like the DeepBlue 5.0, which is setting a new benchmark for the industry in terms of both power and aesthetics. This move not only promises a greener future but also more cost-effective solar solutions, benefiting both homeowners and businesses. With solar energy becoming more accessible, it is a crucial step in the push for a clean, renewable energy future.
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1712-2025
High Efficiency: JA Solar panels offer efficiencies of up to 21% or higher
it embodies our philosophy of intelligent design. By reimagining cell segmentation and circuit architecture, we've achieved what many considered impractical: pushing module power to 670W while maintaining industry-leading reliability. But specifications only tell half the story. What This Means for Your Projects: For Utility-Scale Developers: · Reduced BOS costs through higher power density · Improved yield in shaded or complex terrains · Enhanced durability against micro-cracks and hotspots For Commercial & Industrial Installations: · Maximized ROI on constrained roof spaces · Aesthetic integration without compromising performance · Simplified installation reducing labor time by up to 15%
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1712-2025
Why should I choose JA Solar for my residential solar system?
When it comes to residential solar installations, JA Solar is a top-tier choice. Their panels are engineered for high efficiency and durability, making them perfect for homeowners who want to reduce their electricity bills and rely on clean, renewable energy. With PERC (Passivated Emitter and Rear Contact) technology, JA Solar panels capture more sunlight and convert it into electricity more effectively, even in less-than-ideal weather conditions.
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1612-2025
ja-solar-debuts-next-generation-n-type-topcon-module-deepblue-50
JA Solar is opening a new era in solar by launching high-efficiency modules like DeepBlue 5.0 (up to 670W) and DesertBlue, tailored for extreme conditions, plus their advanced Bycium+ technology, focusing on utility, commercial, and harsh desert projects, significantly lowering costs (LCOE/BOS) and expanding global clean energy access with innovation and reliability. for more information contact us
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1212-2025
1. N-type TOPCon Modules (Deep Blue 4.0 Pro Series) This is JA Solar's current flagship high-efficiency product series, employing advanced
Ultra-high efficiency and power: Higher conversion efficiency, with mass-produced power output exceeding 635W. Superior power generation capacity: Compared to traditional P-type PERC modules, N-type modules exhibit higher power generation in practical applications (such as low-light environments and high-temperature conditions). Lower temperature coefficient: Less power loss at high temperatures. Lower degradation rate: N-type cells typically exhibit lower initial and long-term power degradation.
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0512-2025
JA Solar N-type Bifacial Double Glass Module JAM72D42 LB 640 635 630 625 620 615 Panel
The JA Solar N-type Bifacial Double Glass Module JAM72D42 LB 640/MR (part of the Deep Blue 4.0 Pro series) is a high-efficiency solar panel with a rated power output of 640 W and an efficiency of 22.9%. It features bifacial N-type TOPCon cells that generate power from both sides
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0112-2025
What makes JA Solar’s N-type TOPCon technology unique?
JA SolarA company focused onHigh-efficiency monocrystalline silicon solar modulesThe manufacturer offers products in various power specifications, such as 540W, 550W, and 600W, suitable for...Photovoltaic systemandGrid supportIts products useN-type TOPCon technologyIt features ultra-low attenuation characteristics, making it suitable for global carbon peaking targets and energy-stressed regions.
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2811-2025
Bifacial vs. Monofacial Solar PanelsJA Solar Opens a New Era of Photovoltaic Applications
Bifacial panels can also better benefit from solar trackers to follow the sun throughout the day. With tracking, the electricity generated has been shown by one study to increase by 27% over monofacial panels, and by 45% over fixed-tilt bifacial panels.4 Another study with similar results determined that bifacial panels on solar trackers decreased the cost of electricity by 16%.5
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1411-2025
What is the 33% rule in solar panels?
The 33% rule suggests that you can oversize a solar array by up to one-third more than the inverter's rated AC capacity. For example, a 5 kW solar inverter can often handle up to 6.65 kW of panels safely.




