custom battery pack design - 11.1V 26.4Ah 18650

Description

Key Features of 11.1V 26.4Ah 18650 Lithium Battery Pack:

Reliable & safe performance, long cycle life
Uses the most advanced chips from Japan and the United States for Protection systems (PCM/BMS)
Using Sony, Sanyo, Panasonic, Samsung, LG brand cells or other competitive cells ensures consistency, stability, and safety of the battery pack
Multiple parallel and series combinations and intelligent modular battery designs are possible
We can provide OEM/ODM battery pack services for your scanner needs

Specification of 11.1V 26.4Ah 18650 Lithium Battery Pack:
Type	Parameters
Nominal voltage	11.1V
Rated capacity	26.4Ah (0.2C discharge)
Continuous working current	2.0-5.0A
Overcurrent protection value	16.0-30.0A (adjustable)
Suitable device power	≤44.4W
Overcharge protection voltage	4.25 ± 0.025V/Cell (optional)
Discharge protection voltage	2.50 ± 0.025V/Cell (optional)
Charge mode	Constant current, constant voltage
Charge voltage	12.60-12.90V
Charge current	0.8-2.0A
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	>1800g

Built for dependable backup power in compact systems
This 11.1V 26.4Ah battery pack is designed to deliver steady energy support where consistent output matters most, from electric vehicle auxiliary use to home emergency backup and portable power assemblies. Built with 18650 Li-ion cells rated at 3.7V 2200mAh and arranged in a 3S12P configuration, it combines practical voltage with usable capacity for applications that need a stable power source rather than short bursts alone. Buyers looking for a custom battery manufacturer can use this format as a strong foundation for system matching, while custom battery pack design support helps align voltage, capacity, enclosure, and protection needs with the final product specification. The result is a battery solution that supports operational reliability, simplifies selection for project teams, and fits well into builds where safety, endurance, and repeatable performance are priorities.

Safety protection that supports daily operation
The pack includes overcharge protection, over-discharge protection, over-current protection, and short-circuit protection, giving engineers and procurement teams a more controlled power option for demanding use conditions. These protection functions help preserve battery health, reduce risk during charging and discharge cycles, and add an important layer of operating security in equipment that may run for long periods or face variable load conditions. For buyers comparing battery pack companies, this protection set is a practical sign of responsible pack architecture and readiness for integration into real applications. It also aligns well with custom lithium ion battery packs requirements, where safety, consistency, and pack management are often as important as nominal capacity. In field use, that means better confidence for system builders, easier specification approval, and a more dependable power base for emergency-ready products and vehicle-related assemblies.

Practical fit for electric vehicles and home emergency supply
With 11.1V output and 26.4Ah capacity, this pack offers a balanced energy profile for applications that need both mobility support and backup readiness. The 3S12P cell arrangement helps deliver a practical mix of voltage stability and usable runtime, making it suitable for electric vehicle accessories, small power systems, and home emergency setups where dependable energy storage matters. Resellers and operators can position it as a functional option for users who need a stable battery solution without excessive complexity, while project teams can evaluate it as a straightforward component for standard power systems. For organizations sourcing from a custom battery manufacturer, this type of pack can be adapted more efficiently to project requirements. It also reflects the value of custom battery pack design in helping buyers match real usage needs, installation constraints, and operational expectations with a battery solution that is ready for practical deployment.

Key Advantages

Stable High-Capacity Output for Demanding Power Needs
Built with 18650 Li-ion cells in a 3S12P layout, this 11.1V 26.4Ah pack delivers strong capacity with balanced voltage stability for repeated discharge cycles. The cell arrangement helps distribute load across more cells, supporting consistent output and reduced stress on each cell. It is a practical choice for equipment that needs dependable runtime, compact packaging, and controlled power delivery. As a custom battery manufacturer solution, it can be aligned to voltage, capacity, and connector requirements for different vehicle or backup-system builds.

Multi-Layer Protection and Application-Ready Construction
This pack includes overcharge, over-discharge, over-current, and short-circuit protection to help improve operating safety during charging and use. The protection design supports battery health and helps reduce failure risk in demanding environments. The 3.7V 2200mAh cell format also supports standardized sourcing and consistent assembly quality. For teams comparing battery pack companies, this design offers a dependable base for products that need predictable performance and practical integration. It also supports custom battery pack design needs where size, discharge behavior, and protection logic must match the final device. custom lithium ion battery packs can be specified for many system requirements.

Use Scenarios

Electric Vehicle Auxiliary Power and Mobility Equipment
This battery pack is well-suited for electric vehicles that need a compact 11.1V supply for auxiliary loads, control units, lighting, or low-power support systems. Its 26.4Ah capacity helps extend operating time, making it useful in mobile platforms that require steady energy output over longer intervals. In product planning, a custom battery manufacturer can adjust layout details to match enclosure space and electrical demands. For manufacturers building custom lithium ion battery packs, this configuration provides a practical starting point for light mobility and support-power applications.

Home Emergency Backup and Portable Power Support
For home emergency use, the pack can support small backup devices, communication equipment, and essential lighting when grid power is unavailable. The protection features help make charging and discharge behavior more controlled in standby or occasional-use conditions. It is also suitable for integration into portable backup modules where stable voltage matters. Working with battery pack companies can help align the battery with the required output interface and safety targets. A custom battery pack design approach is useful when the backup system must fit specific casing, runtime, or installation needs.

FAQ

Q1. What cell configuration and voltage does this battery pack use?
The pack uses 18650 Li-ion cells rated at 3.7V 2200mAh, arranged in a 3S12P configuration. That gives a nominal output of 11.1V and 26.4Ah, which we provide for buyers needing stable battery specifications for electric vehicle or home emergency applications.

Q2. What protection functions are built into the pack?
Yes, this unit includes overcharge protection, over-discharge protection, over-current protection, and short-circuit protection. Those safeguards are integrated to help support safer operation in systems that require controlled power delivery and basic battery management.

Q3. Is this battery pack suitable for custom integration projects?
The specification is well suited for projects that require an 11.1V, 26.4Ah lithium pack with 18650 cells. As a custom battery manufacturer, we can discuss pack fitment needs, but any final integration must match your equipment's voltage and current requirements.

Q4. Do you provide custom battery pack design support?
Yes, we support custom battery pack design discussions for buyers who need a defined 3S12P lithium-ion structure. Our team can review electrical and application requirements so your pack selection aligns with the intended use case and system constraints.

Q5. Can this pack be used for home emergency power backup?
This battery pack is intended for electric vehicles and home emergency use, so it may be appropriate where 11.1V power is required. For procurement teams comparing custom lithium ion battery packs, we recommend verifying load demand, runtime needs, and device compatibility before ordering.

11.1V 26.4Ah 18650 Lithium Battery Pack for Electric Vehicles Home Emergency

Short Description:

Key Features of 11.1V 26.4Ah 18650 Lithium Battery Pack:

Specification of 11.1V 26.4Ah 18650 Lithium Battery Pack: