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14.8V Lithium-Ion Battery Pack
– Medium Voltage with Thermal Management for Industrial Devices
A 14.8V lithium battery typically adopts a 4S configuration, consisting of four 3.7V lithium-ion cells connected in series. It is widely used in industrial equipment and professional electronic systems.
LARGE has extensive experience in medium- to high-power lithium battery solutions. We provide thermal management optimization, precise cell selection, and temperature protection strategy customization, supporting NTC/PTC integration and multi-point temperature monitoring to enhance lithium battery safety and stability under high-load conditions.
Platform Features
- Medium voltage platform
- Helps reduce system current
- Improves overall power efficiency
14.8V Lithium ion Battery Specifications
| Nominal Voltage | 14.8V |
| Capacity Range | 2Ah – 40Ah |
| Charge Voltage | 16.8V |
| Discharge Cut-off | 10.0–11.0V |
Note: Specifications can be customized based on device size and power consumption.
14.8V Lithium ion Battery Pack
The products shown are past custom cases, and can be redesigned according to your requirements.
Applications of 14.8V Lithium ion Battery
Industrial Equipment & Professional Instruments
14.8V lithium battery packs are commonly used in applications requiring high stability and long service life.
Industrial & Testing Equipment
Online inspection devices · Flaw detection systems
Shock-resistant and durable for harsh environments
Instruments & Measurement Devices
Power testing tools · Railway measurement equipment · Surveying instruments
Stable voltage supply to ensure measurement accuracy
Transportation Systems
Rail inspection equipment · Traffic monitoring devices
Long service life and high reliability
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Custom Battery Case
14.8V 10400mAh Battery for Handheld Industrial Testing Device
Customer Background
An industrial equipment manufacturer required a stable power supply for a handheld inspection device operating under complex working conditions.
Project Challenges
- Long operating hours requiring stable voltage
- Vibration and mechanical shock in industrial environments
- Heat generation under high-load operation
Customized Battery Solution
- 18650 4S2P configuration
- Integrated multi-protection BMS with temperature monitoring (NTC)
- Reinforced structural design for vibration resistance
- Enhanced thermal design for high-load stability
Application Results
Stable output under harsh industrial conditions, improving equipment reliability and service life.
14.8V Lithium Power System Characteristics
A 14.8V lithium-ion battery typically uses a 4S series configuration and is widely applied in industrial and professional electronic systems.
In power system design, a higher voltage platform helps reduce system current, improving efficiency and minimizing line losses. Therefore, 14.8V lithium battery packs are common solutions for medium-power applications.
Key Technology: Thermal Management
In medium-power applications, batteries often operate under high charge/discharge currents. Proper design requires:
- Low internal resistance cells
- Dedicated heat dissipation channels
- Integrated temperature sensing within the BMS
- Over-temperature protection mechanisms
With optimized lithium battery capacity configuration and battery management design, a 14.8V battery pack delivers stable performance, improved efficiency, and reliable long-term operation.
Related Lithium Battery Voltages
Frequently Asked Questions (FAQ)
Are you a manufacturer?
Yes, we are a China-based lithium battery manufacturer specializing in industrial battery solutions.
Do you support small-batch customization?
Yes. We support prototype development and scalable production for 4S battery systems.
What configuration does a 14.8V battery use?
Typically a 4S configuration (four 3.7V cells in series).
What applications use 14.8V batteries?
Industrial equipment, inspection instruments, transportation monitoring devices, and medical systems.
What are the advantages of a 14.8V battery?
Higher voltage reduces system current and improves overall efficiency.
How is safety ensured under high load?
Through BMS protection, temperature monitoring, and optimized thermal management design.
Get Your 14.8V Lithium ion Battery Battery Solution
We provide integrated support from engineering design to mass production.






