21V 8A Li-ion Battery Charger for 5S 18.5V Battery Packs
21V 8A Li-ion Battery Charger for 5S 18.5V Battery Packs
Features:
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Intelligent multi-stage charging: Pre-charge, CC (constant current), CV (constant voltage), and automatic cut-off
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Dual-color LED indicator: real-time status display (charging/full)
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Comprehensive protections: OVP (over-voltage), OCP (over-current), short-circuit, reverse polarity protection
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100-240V AC input, global voltage compatibility
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Lightweight and compact design, efficient heat dissipation
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OEM/ODM customization available
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Certified by CE, RoHS, FCC, UL (varies by model)
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Ideal for: electric tools, e-bikes, LED systems, RC drones, robotics, and 5S 18.5V lithium-ion battery applications