High Voltage LiPo Batteries

More Runtime. Higher Energy Density. Same Compact Size.
 
As electronic devices become smaller and more power-demanding, maximizing battery performance within limited space is essential. ZERNE High Voltage LiPo Batteries deliver up to 15% longer runtime than standard 4.2V cells, helping OEMs achieve higher energy density without increasing battery size or weight.
 
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What is a High Voltage LiPo Battery?

A High Voltage LiPo Battery is a lithium polymer battery designed to charge beyond the standard 4.2V limit, typically up to 4.35V or 4.4V per cell. This higher charging voltage enables greater energy density and longer runtime without increasing battery size or weight.
High voltage platform
Enhanced energy density
Stable discharging platform
Requires high-precision BMS integration
Balanced lightweight design & long cycle life

Why Choose High Voltage LiPo Batteries?

01
Higher Energy Density​​​​​​
More energy stored in the same footprint.
02
Built for Safety
Keeping high Safe even the voltage is higher. 
03
Longer Runtime​​​​​​​
Increase battery capacity without enlarging device dimensions.
04
No Product Redesign​​​​​​​
Increase battery capacity without enlarging device dimensions.
05
Lightweight Solution
Ideal for portable electronics,such as smart wearable, gps tracker,etc... 
06
Customizable Design​​​​​​​
Custom size, connector, PCM and NTC available.

Product Details

Moedel Voltage Capacity Size
Thickness(mm) Width(mm) Length(mm)
751645 3.8V  650 7.5 16 45
552564 3.8V 1270 5.5 25 64
403958 3.8V 1400 4.0 39 58
385465 3.8V 1600 3.8 54 65
293996 3.8V 1700 2.9 3.9 96
333996 3.8V 1800 3.3 39 96
343996 3.8V 1800 3.4 39 96
326080 3.8V 1900 3.2 60 80
325990 3.8V 2000 3.2 59 90
783061 3.87V 2100 7.8 30 61
114357 3.8V 3350 11 43 57
9036100 3.8V 4700 9.0 36 100
985082 3.8V 5400 9.8 50 82
Note:  A wide range of our models are not listed on this page. Feel free to contact us if the specific model you require is unavailable here.
Need a Custom High Voltage Battery for Your Project?​​​​​​​
Tell us your device requirements and our engineers will recommend the most suitable high-voltage lithium polymer battery solution.

Applications of High-Voltage Polymer Lithium-Ion Battery

Pet GPS tracker, IOT, GPS tracker, asset tracker, fitness tracker, breast pump,  smart watch, smart wearable, handheld terminals, medical monitor device, etc
Built for Safety and Reliability
Optimized High-Voltage Materials
Specially formulated cathode materials and electrolyte systems are designed to support 4.35V and 4.4V charging while maintaining excellent stability, safety, and cycle life.
Multi-Layer Protection System
Integrated protection circuitry safeguards against:
✓ Overcharge
✓ Over-discharge
✓ Over-current
✓ Short circuit
✓ Over-temperatur
Enhanced Thermal Stability
Designed to minimize heat generation during charging and discharging, helping maintain stable performance and improve battery reliability in compact electronic devices.
Reliability Testing
Every battery design undergoes extensive validation to ensure safety and long-term performance.
FAQs
  • Is a 4.35V battery safe?
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    Yes. High voltage LiPo batteries are designed with optimized cathode materials, advanced electrolyte formulations, and comprehensive protection systems to ensure safe operation. When used with a compatible charging system, a 4.35V battery offers reliable performance and safety comparable to standard lithium polymer batteries.
  • How much runtime increase can I expect?
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    Depending on the cell design and application, high voltage LiPo batteries can provide up to 10–15% longer runtime compared to conventional 4.2V lithium polymer batteries, without increasing battery size or weight.
  • What charger is required?
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    A charger specifically designed for 4.35V or 4.4V lithium polymer batteries is required. Standard 4.2V chargers cannot fully utilize the additional capacity available in high voltage cells.
  • What is the cycle life of a high voltage battery?
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    Cycle life varies depending on operating conditions, charging habits, and application requirements. Typically, ZERNE high voltage LiPo batteries achieve 500–800 charge-discharge cycles while maintaining reliable performance and capacity retention.
  • How do I select the right high voltage LiPo battery for my device?
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    Simply provide your device dimensions, required capacity, operating current, and expected runtime. ZERNE's engineering team will recommend the most suitable high voltage battery solution and assist with customization if needed.

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