
This 3.65V rechargeable lithium-ion cell targets engineering sectors requiring durable power sources with exceptional capacity. As a product intended for integrators by reputable lithium ion battery manufacturers, it meets stringent demands of sectors where extended cycle life and energy stability are mission-critical. Ideal for users designing systems powered by high capacity 18650 battery solutions, it supports advanced devices and vehicles with consistent performance, ensuring that procurement managers and engineers gain efficiency and reliability for large-scale deployments.
Featuring an impressive 5300mAh nominal capacity, this cell outperforms standard 18650 battery 3500mah units by offering extended run times per cycle. Its NCM chemistry supports over 3000 cycles at 80% depth of discharge, while enabling fast charging capabilities up to 10.6A and a peak discharge current of 13A. Designed with a compact form factor aligned with industry standards, the cell’s wide operating temperature range (-40°C to 70°C) ensures robust performance across diverse environmental conditions, making it a strategic option for battery supplier selections focused on performance optimization and system longevity.
This high capacity 18650 battery is suited for integration into Battery Electric Vehicles (BEVs), Plug-in Hybrid Electric Vehicles (PHEVs), and stationary energy storage infrastructures requiring dependable, repeatable power delivery. Its fast charge and high discharge current capabilities meet critical demands for rapid operational turnaround and peak power situations in commercial transport and portable energy storage. Industry engineers and system architects benefit from its measurable specifications, supporting high-efficiency workflow integration compliant with evolving energy regulations and sustainability objectives.
The structural design of this battery cell reflects advanced engineering principles favored by lithium ion battery manufacturers prioritizing modularity and ease of assembly. Its standardized sizing comparable to 18650 lithium ion battery classes ensures seamless compatibility with existing batteries and systems, streamlining inventory and deployment processes. Additionally, the careful balance of electrochemical stability and physical dimensions facilitates integration into compact battery packs without sacrificing capacity or thermal management, providing a reliable foundation for battery supplier offerings in critical power applications.
Performance-wise, this battery’s support for rapid charge rates combined with an extended cycle life delivers exceptional operational uptime, reducing total cost of ownership. The wide temperature tolerance enhances usability across multiple industry segments, from automotive to stationary applications, ensuring consistent output irrespective of environmental stresses. Users relying on 18650 battery 3500mah standard alternatives gain enhanced value with this high capacity 18650 battery's extended capacity and robust safety certifications, improving system reliability and customer satisfaction.


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Yichun Topwell Power Co., Ltd (Trademark:TWE) established in 2002, is a high-tech enterprise focusing on the R&D, production and sales of lithium polymer batteries, lithium ion batteries, lithium iron phosphate batteries, and lithium thionyl chloride batteries. Products are widely used in consumer electronics, Internet of Things, smart home, medical, vehicle, home and outdoor energy storage, and have obtained CE, RoHS, Reach, UN38.3, IEC62133, CB, UL, MSDS certifications, etc.
Topwell moves on by providing reliable, efficient and intelligent battery solutions to meet different energy needs. We have efficient engineering, production and quality management teams. From raw material procurement, to production, testing, sales and after-sales service, all steps have been controlled by a strict quality management system. Our factory has passed ISO9001, IS014001, BISI certification, SGS, Intertek audit. With the advantages in price, quality and service, we have established long-term and stable cooperative relationships with many well-known brands. Topwell always attached the great importance to the long term cooperation with customers. No matter the order is big or small, we do our best to support you the highest quality with favorable price. We believe that Topwell Power can be your best battery supplier!