3.7 V Li-ion Battery 5000mAh

21700 5000mAh lithium cells are premium high-power cylindrical lithium-ion cells built to combine large storage capacity and outstanding discharge performance, far outperforming ordinary low-capacity 21700 models.

These 5000mAh cells are ideal for heavy-load equipment that demands long endurance, stable high-current output and consistent reliable performance under continuous heavy working conditions.

Samsung 50S 3.7 V 5000mAh 21700 Battery 21700-5C

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Cylindrical Cell

Specializing in cylindrical lithium cells, we adopt premium-grade cell materials with strict production control for high energy density, high-rate discharge and long cycle life. Our comprehensive 5-stage quality inspection ensures every cell meets rigorous safety & performance standards before delivery.

High Energy Density

Up to 285Wh/kg for higher capacity within compact size

High Discharge Rate

Max 50A continuous discharge, 100A pulse discharge available

Ultra Long Service Life

Long cycle lifespan to satisfy long-term commercial & daily usage demands

Excellent Wide Temperature Cycle Performance

Stable cycling performance under 0℃ to 55℃ working environment

Battery Technology Categories Applications

Our cylindrical lithium cells deliver stable high-rate discharge & long cycle life, perfectly matching power demands of consumer and industrial electric devices. We provide customized battery packs for diversified application scenarios to meet global market requirements.

Power Tools

If you supply power drill & impact wrench batteries, stable high-current output is essential for strong torque and long continuous working time.

Garden Tools

For chainsaws and lawn mowers, our cells support heavy load discharge and wide temperature adaptability for outdoor gardening use.

E-bike & E-scooter

High energy density cylindrical cells extend riding mileage, with reliable safety protection for daily two-wheeler transportation.

Wireless Vacuum Cleaner

Steady voltage output maintains consistent suction power, lightweight cell design optimizes handheld cleaning experience.

Robot Vacuum Cleaner

Low self-discharge rate and compact size support long standby time, ideal for automatic home cleaning equipment.

Portable Outdoor Power Station

Large capacity & fast charging performance, fully certified for camping, emergency backup and off-grid power supply.

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