21700A Lithium-Ion Rechargeable Battery 5000mAh 4.2V High Capacity Price in Bangladesh

21700A Lithium-Ion Rechargeable Battery 5000mAh 4.2V Price in Bangladesh | ZShop

The 21700A Lithium-Ion Rechargeable Battery (5000mAh, 4.2V) is a high-performance energy solution engineered for modern high-drain devices. Designed with advanced lithium-ion technology, this battery offers superior energy density, extended runtime, and consistent output compared to traditional 18650 cells.

With a powerful 5000mAh capacity, this 21700 battery is ideal for applications that require sustained power delivery, including high-lumen flashlights, electric vehicle (EV) battery packs, cordless power tools, and DIY electronics projects. Its stable voltage output (4.2V fully charged / 3.7V nominal) ensures reliable and efficient performance under heavy load conditions.

The 21700 form factor provides an optimal balance between size and capacity, making it a preferred choice for professionals and enthusiasts who demand both power and durability. The flat-top design allows easy integration into custom battery packs and compatible devices.

This battery is rechargeable, supporting multiple charge cycles, which reduces long-term costs and minimizes environmental impact compared to disposable batteries.

Performance Advantages

• 
   Higher capacity than standard 18650 batteries
• Stable power delivery for high-drain applications
• Suitable for industrial, professional, and personal use
• Long operational lifespan with proper usage

Safety & Usage Note (Important)

• This is an unprotected lithium-ion cell
• Requires proper handling and is recommended for use with a Battery Management System (BMS)
• Not suitable for beginners without basic battery safety knowledge

Why Buy from ZShop

• Competitive price in Bangladesh
• Quality product assurance
• Reliable customer support
• Fast delivery across Bangladesh