Key Features of 18650 Li-ion Battery Pack for Ebikes:
- The battery pack is movable and lockable.
The battery contains an advanced BMS system with multiple protection functions. The entire protection system (PCM/BMS) uses the most advanced chips from Japan and the USA.
The battery cell materials available include LiMn2O4 (lithium manganese oxide), Li-Ni-Co-Mn-O (ternary material), and LiFePO4 (lithium iron phosphate).
All use imported genuine Sony, Sanyo, Panasonic, Samsung, LG cells, and domestic brand cells as combined units, ensuring the battery pack's consistency, stability, and safety.
It can be combined in parallel and series configurations and modular battery designs. Modular voltage: 12V, 24V, 36V, 48V.
Below models are available for selection:
12V - 4Ah, 5Ah, 6Ah, 8Ah, 9Ah, 11Ah, 12Ah, 13Ah, 14Ah, 15Ah, 16Ah, 17Ah, 18Ah, 19Ah, 20Ah...
24V - 4.4Ah, 5Ah, 6.6Ah, 8.8Ah, 9Ah, 11Ah, 13.2Ah, 15.4Ah, 17.6Ah, 19.8Ah, 22Ah, 25Ah, 33Ah...
36V - 4.4Ah, 5Ah, 6.6Ah, 8.8Ah, 9Ah, 11Ah, 13.2Ah, 15.4Ah, 17.6Ah, 19.8Ah, 22Ah, 25Ah, 33Ah...
48V - 4.4Ah, 5Ah, 6.6Ah, 8.8Ah, 9Ah, 11Ah
We can provide OEM/ODM battery pack services for your battery pack needs
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Specification of 18650 Li-ion Battery Pack for Ebikes:
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| Type |
Parameters |
| Nominal voltage |
72V |
| Rated capacity |
6600mAh (10A discharge) |
| Continuous working current |
25A（Max) |
| Overcurrent protection value |
80±10 A (adjustable) |
| Suitable device power |
≤250W |
| Overcharge protection voltage |
4.25 ± 0.025V/Cell (optional) |
| Discharge protection voltage |
2.50±0.10V/Cell (optional) |
| Charge mode |
Constant current, constant voltage |
| Charge voltage |
84.0±0.5V |
| Charge current |
1.5-2.0A |
| Charge temperature |
0~45℃、45~85%RH |
| Discharge temperature |
-20~55℃、45~85%RH |
| Storage temperature and humidity range |
Short term (Over 1 month): -20~+55℃、45~85%RH |
| Medium term (Over 3 months):-20~+45℃、45~85%RH |
| Long term (Within 1 year): -5~+20℃、45~85%RH |
| Dimensions |
Refer to sample |
| Weight |
<3.2KG |
Product Advantages
- High-Power Output (72V / 6600mAh) – Ideal for long-distance, high-speed e-bike rides.
- Supports Best Li-ion Battery Charging Systems – Recharge safely with the best rechargeable battery charger.
- Built-In Smart BMS Protection – Prevents over-current and over-voltage, suitable for best battery charger integration.
- Secure and Flexible Design – Lockable and movable to fit various e-bike frames and custom kits.
- Energy Efficient and Eco-Friendly – Supports sustainable riding with long-lasting best li ion battery performance.
About us
At Weijiang Battery Factory, we specialize in the design, development, and manufacturing of high-quality NiMH and lithium-ion rechargeable batteries, serving a diverse range of applications including power tools, outdoor energy storage, and vacuum cleaners.
Core Manufacturing Capabilities and Quality Assurance
- Advanced Production Facilities: Our factory is equipped with state-of-the-art electrode and cell manufacturing machines, enabling us to produce customized batteries that meet stringent quality standards.
- Experienced Workforce: With over 200 skilled employees, our team possesses deep expertise in battery production, ensuring each product meets our rigorous quality criteria.
- Comprehensive Quality Control: We implement a complete quality control system in compliance with ISO-9001 standards. Our products have obtained CE, UL, RoHS, and REACH certifications, reflecting our commitment to safety and environmental responsibility.
Production Strength
Our modern production facility, located in Zhongkai High-tech Zone, Huizhou City, Guangdong Province, China, is capable of producing large quantities of high-quality NiMH batteries in a relatively short time.
Sustainable Development Initiatives
Weijiang is dedicated to environmental stewardship. Our NiMH batteries meet international environmental standards such as RoHS and REACH certifications, ensuring our products are safe and eco-friendly.
Customer Collaboration Process
- Requirement Analysis: Engage with clients to understand specific technical needs and application scenarios.
- Technical Evaluation: Our engineering team assesses feasibility and develops tailored solutions.
- Sample Development: Produce prototypes for client testing and feedback.
- Quality Testing: Conduct rigorous testing to ensure products meet all performance and safety standards.
- Mass Production & Delivery: Upon approval, commence large-scale manufacturing with efficient delivery logistics.
Global Service Capability
With a robust export history spanning over 14 years, Weijiang has established long-term relationships with partners worldwide. Our products are designed to meet international standards, ensuring compatibility and compliance across different markets.
Partner with Weijiang
Experience the synergy of advanced technology, stringent quality control, and dedicated customer service. Collaborate with Weijiang to power your innovations with reliable and sustainable battery solutions.
FAQ
Who are we?
Weijiang Battery Factory, founded in 2010, is a leading manufacturer specializing in NiMH and lithium-ion rechargeable batteries. Our products cater to various applications, including consumer electronics, medical equipment, and industrial devices.
How can we guarantee quality?
We implement a comprehensive quality control system compliant with ISO-9001 standards. Our products have obtained CE, UL, RoHS, and REACH certifications, ensuring adherence to strict quality and environmental regulations.
What can you buy from us?
We offer a wide range of batteries, including NiMH rechargeable batteries, NiMH battery packs, lithium-ion batteries, lithium-ion battery packs, alkaline batteries, and button cells.
Why should you buy from us and not from other suppliers?
With over 14 years of experience, a dedicated R&D team, and a commitment to quality and sustainability, Weijiang provides reliable products that outperform industry standards. Our comprehensive certifications and customer-centric approach further distinguish us in the market.
What services can we provide
We offer OEM and ODM services, customized battery solutions, technical support, and efficient after-sales service. Our team collaborates closely with clients to develop products tailored to their specific needs.
