Power your most demanding devices with the industrial-grade 21700A 5000mAh Lithium-Ion Battery. Specifically designed for high-drain applications, this cell offers a massive energy density that outperforms standard 18650 batteries in both runtime and stability. Whether you are building a custom EV battery pack, upgrading your high-lumen tactical flashlight, or looking for reliable cells for cordless power tools, the 21700A delivers consistent 4.2V peak performance. Built with advanced safety features and a robust cycle life, this Li-ion cell is the gold standard for enthusiasts and professionals who refuse to compromise on power. Don’t just stay connected—stay ahead with long-lasting, reliable energy.
Features
- Massive 5000mAh Capacity: Enjoy significantly longer runtimes compared to standard rechargeable batteries.
- Stable 4.2V Output: Optimized for high-drain devices that require steady voltage under heavy load.
- High-Density Energy: The 21700 form factor provides the best balance of size and power for modern EV and DIY projects.
- Rechargeable & Eco-Friendly: Designed for hundreds of charge cycles, reducing waste and saving you money over time.
- Safety Printed Warnings: Includes clear handling instructions directly on the wrap to ensure user safety.
- Flat Top Design: Ensures a secure fit in high-end battery sleds and custom-welded packs.
Specifications
- Model: 21700A
- Chemistry: Lithium-Ion (Li-ion)
- Capacity: 5000mAh
- Rated Voltage: 4.2V (Fully Charged) / 3.7V (Nominal)
- Shape: Cylindrical
- Size: 21mm (Diameter) x 70mm (Length)
- Protection: Unprotected (Requires a Battery Management System for packs)
- Application: Flashlights, EV Battery Packs, Power Banks, Power Tools
Benefits
- Extended Run Time: Ideal for long-distance outdoor activities or professional work shifts.
- Reliable Power: Maintains high performance even in temperature-variable environments.
- Universal Compatibility: Fits the latest generation of premium flashlights and vape devices designed for 21700 cells.
- Cost Efficient: Long cycle life means fewer replacements needed over the years.
Perfect For
- DIY Techies: Building e-bike batteries or portable power stations.
- Flashlight Enthusiasts: Powering 2000+ lumen searchlights.
- Vapers: For devices requiring high-capacity 21700 support.
- Professional Contractors: Keeping high-drain cordless tools running all day.
21700A Lithium-Ion Rechargeable Battery – 4.2V 5000mAh High Capacity (Made in Japan)
Original price was: 900.00৳ .550.00৳ Current price is: 550.00৳ .
অর্ডার করার ১-৩ দিনের মধ্যে পণ্য হাতে পেয়ে যাবেন। পণ্য হাতের পাওয়ার পর যদি সম্ভব হয় আনবক্সিং এর ভিড়িও করে আমাদের ফেজবুক পেইজ এ পাঠিয়ে দিবেন । যদি আপনার পণ্যের কোন সমস্যা থাকে তাহলে ভিড়িও দেখার মাধ্যমে আমরা নিশ্চিত হয়ে আপনার রিটার্ন দিব
অর্ডার কনফার্ম করতে আমাদের সাথে যোগাযোগ করুনঃ
আমাদের সাথে সামাজিক যোগাযোগ মাধ্যমে যুক্ত থাকুন
Original price was: 900.00৳ .550.00৳ Current price is: 550.00৳ .
21700A Lithium-Ion Rechargeable Battery – 4.2V 5000mAh High Capacity (Made in Japan)
Power your most demanding devices with the industrial-grade 21700A 5000mAh Lithium-Ion Battery. Specifically designed for high-drain applications, this cell offers a massive energy density that outperforms standard 18650 batteries in both runtime and stability. Whether you are building a custom EV battery pack, upgrading your high-lumen tactical flashlight, or looking for reliable cells for cordless power tools, the 21700A delivers consistent 4.2V peak performance. Built with advanced safety features and a robust cycle life, this Li-ion cell is the gold standard for enthusiasts and professionals who refuse to compromise on power. Don’t just stay connected—stay ahead with long-lasting, reliable energy.
Features
- Massive 5000mAh Capacity: Enjoy significantly longer runtimes compared to standard rechargeable batteries.
- Stable 4.2V Output: Optimized for high-drain devices that require steady voltage under heavy load.
- High-Density Energy: The 21700 form factor provides the best balance of size and power for modern EV and DIY projects.
- Rechargeable & Eco-Friendly: Designed for hundreds of charge cycles, reducing waste and saving you money over time.
- Safety Printed Warnings: Includes clear handling instructions directly on the wrap to ensure user safety.
- Flat Top Design: Ensures a secure fit in high-end battery sleds and custom-welded packs.
Specifications
- Model: 21700A
- Chemistry: Lithium-Ion (Li-ion)
- Capacity: 5000mAh
- Rated Voltage: 4.2V (Fully Charged) / 3.7V (Nominal)
- Shape: Cylindrical
- Size: 21mm (Diameter) x 70mm (Length)
- Protection: Unprotected (Requires a Battery Management System for packs)
- Application: Flashlights, EV Battery Packs, Power Banks, Power Tools
Benefits
- Extended Run Time: Ideal for long-distance outdoor activities or professional work shifts.
- Reliable Power: Maintains high performance even in temperature-variable environments.
- Universal Compatibility: Fits the latest generation of premium flashlights and vape devices designed for 21700 cells.
- Cost Efficient: Long cycle life means fewer replacements needed over the years.
Perfect For
- DIY Techies: Building e-bike batteries or portable power stations.
- Flashlight Enthusiasts: Powering 2000+ lumen searchlights.
- Vapers: For devices requiring high-capacity 21700 support.
- Professional Contractors: Keeping high-drain cordless tools running all day.
অর্ডার কনফার্ম করতে আমাদের সাথে যোগাযোগ করুনঃ
অর্ডার করার ১-৩ দিনের মধ্যে পণ্য হাতে পেয়ে যাবেন। পণ্য হাতের পাওয়ার পর যদি সম্ভব হয় আনবক্সিং এর ভিড়িও করে আমাদের ফেজবুক পেইজ এ পাঠিয়ে দিবেন । যদি আপনার পণ্যের কোন সমস্যা থাকে তাহলে ভিড়িও দেখার মাধ্যমে আমরা নিশ্চিত হয়ে আপনার রিটার্ন দিব
আমাদের সাথে সামাজিক যোগাযোগ মাধ্যমে যুক্ত থাকুন
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