48V 21Ah 13S6P 18650 Lithium Battery Pack with 30A Smart BMS

48V 21Ah 18650 Lithium Battery Pack – 13S6P with Smart BMS

Power your electric bicycle, e-scooter, power tools, golf cart, or DIY battery project with the SUYIJIA 48V 21Ah 13S6P Lithium-Ion Battery Pack. Built with premium 18650 lithium cells arranged in a 13-series, 6-parallel configuration, this high-capacity pack delivers reliable, long-lasting energy for demanding 1000W+ applications. CE certified and made in China.

Key Features

• High Capacity: 21,000mAh (21Ah) nominal capacity for extended run times
• 48V Nominal Voltage – charges up to 54.6V via included 2A charger
• Built-in 30A Smart BMS: Balanced Battery Management System with overcharge, over-discharge, overcurrent, and short-circuit protection
• 13S6P Cell Configuration: 13 series × 6 parallel 18650 lithium-ion cells
• CE Certified – meets European safety and quality standards
• Long Service Life: 1,000+ charge/discharge cycles
• Compact & Lightweight: 24 × 6.6 × 12 cm | 3,200g packed weight
• Blue PVC Outer Shell for durable, weather-resistant protection
• Multiple Plug Options: T-DC, XT60, XT30/JST, Bullet/SM — specify your preferred plug at checkout

Specifications

Compatible Applications

• Electric bicycles & e-scooters
• Electric wheelchairs & mobility scooters
• Power tools (1000W+)
• Golf carts & sightseeing vehicles
• DIY battery pack projects
• Model aircraft & RC vehicles
• Electric motorcycles

What's in the Box

• 1× 13S6P 48V 21Ah Lithium-Ion Battery Pack with built-in BMS
• 1× 54.6V 2A Lithium Battery Charger
• Plug options: T-DC / XT60 / XT30-JST / Bullet-SM (please specify at checkout; default is XT60-DC if no message is left)

Safety Guidelines

• Read the product manual thoroughly before first use
• Do not disassemble — no user-serviceable parts inside
• Keep away from heat sources above 55°C; never expose to open flame or water
• Do not charge in environments below 0°C
• Avoid severe impacts, drops from over 1 metre, or crushing forces
• Do not expose to direct sunlight or corrosive substances
• Keep out of reach of children
• Dispose of in accordance with local environmental regulations

Looking for more tools and hardware? Check out our 1/2" Drive 8-Piece Hex Short Socket Set – Vanadium Steel and our 10-Pc Hex Nut & Bolt Extractor Kit for your workshop needs.

Learn more: EPA guidance on lithium-ion battery handling

Frequently Asked Questions

Q: What plug types are available for this 48V lithium battery pack?

A: This battery pack is available with multiple plug options including T-DC, XT60-DC, XT30-JST, and Bullet-SM connectors. Please leave a message at checkout indicating your preferred plug. If no message is left, the default plug shipped will be the XT60-DC connector as shown in the product images.

Q: Is a charger included with the 48V 21Ah 13S6P battery pack?

A: Yes, a 54.6V 2A lithium battery charger is included in the package. Always use a dedicated lithium battery charger with constant current capability. The maximum recommended charging current is 5A.

Q: How many charge cycles can I expect from this lithium battery pack?

A: This 13S6P 18650 lithium-ion battery pack is rated for more than 1,000 charge/discharge cycles under normal use conditions, making it a long-lasting power solution for e-bikes, scooters, and power tools.

Q: What does the built-in BMS protect against?

A: The built-in 30A smart Battery Management System (BMS) provides balanced cell management along with overcharge protection, over-discharge protection, overcurrent protection, and short-circuit protection, ensuring safe and stable operation across all supported applications.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.