Description
NEEY Active Balancer 16S 2A – High-Efficiency Lithium Battery Equalizer (5429)
Advanced 16S Lithium Battery Active Balancer – 2A Equalization Current
The NEEY Active Balancer 16S 2A (5429) is a high-performance active balancing module designed for 16-series (16S) lithium battery packs. With a strong 2A active balancing current, it quickly transfers energy between higher-voltage and lower-voltage cells, ensuring pack uniformity and preventing capacity loss.
Perfect for Li-ion, LiFePO₄ (LFP), and LTO chemistry batteries, this balancer is ideal for solar storage systems, DIY powerwalls, e-bikes, electric vehicles, backup power units, and industrial battery banks.
Key Features
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Supports 16S lithium battery packs
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High-efficiency 2A active balancing for fast equalization
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Compatible with Li-ion, LFP, and LTO battery types
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Actively redistributes charge between cells (not resistive heat dumping)
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Extends battery lifespan and improves pack stability
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Robust NEEY PCB with reliable components
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Reduces cell drift and prevents imbalance-related damage
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Easy integration with most BMS systems
Applications
Perfect for medium to large 16S lithium battery systems, such as:
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Solar energy storage and powerwall systems
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Electric bikes, scooters, and small EVs
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Industrial lithium battery packs
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DIY energy storage projects
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High-voltage portable power units
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Backup and UPS battery modules
Installation Tips
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Connect all 16 balance wires in correct order before powering.
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Safe to use alongside any standard BMS as a supplementary balancer.
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Ensure proper ventilation for continuous high-current balancing.
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Avoid reverse polarity to prevent module damage.
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Use well-matched cells for maximum balancing performance.





