E-bike Battery Application

Challenges in E-Bike Battery Design

The Contradiction Between Range and Lightweighting

Range and lightweighting are always conflicting priorities in e-bike design. To extend range and increase battery capacity, adding battery weight is inevitable. Achieving the optimal balance between cell energy density and overall vehicle lightweighting within limited frame space is the core difficulty in optimizing the user riding experience.

High Loads and Thermal Runaway Risks

When e-bikes encounter climbing, heavy loads, or frequent start-stops, the battery must continuously discharge high currents. This easily leads to severe internal heat generation, triggering safety hazards such as thermal runaway.

Frequent Charge-Discharge Cycles and Capacity Degradation

As a daily tool for commuting, e-bikes are charged almost every day. Frequent charge-discharge cycles easily accelerate cell aging, often leaving battery packs facing severe range reduction after just 1 to 2 years of use.

Tests from Environmental Conditions

During daily riding, vehicles endure long-term bumpy vibrations, rainstorms, water wading, and exposure to summer sun. These impose extremely rigorous challenges on the battery's mechanical structural strength, waterproof and dustproof sealing, and overall lifespan.

Customized E-Bike Battery Solution

To address these challenges, we provide customized e-bike battery OEM and ODM one-stop solutions, covering the entire process from initial concept to mass production. Our R&D team works closely with clients to develop battery packs that meet their specific needs.

Our solutions cover the following core application scenarios:
ItemParameter
Battery TypeNCM Lithium-ion / LiFePO4 Lithium Iron Phosphate
Voltage24V / 40V / 56V / 80V (Customizable)
Capacity10Ah - 50Ah (Customizable)
Cycle Life>2000 cycles (NCM) ; >4000 cycles (LiFePO4)
Cycle Life>2000 cycles (NCM) ; >4000 cycles (LiFePO4)
Protection SystemSmart BMS
Protection RatingIP65 Waterproof and Dustproof
Operating Temperature-20°C ~ +60°C Wide Operating Temperature Range
ApplicationE-bikes, Electric Mountain Bikes (e-MTBs), Delivery E-bikes, Shared E-bikes, Folding Recreational E-bikes
CertificationCE, UL2271, UN38.3, RoHS, MSDS

Solution Advantages

  • icon High-Energy-Density Cell System
  • icon High Discharge Rate & Low Internal Resistance Design
  • icon Smart Battery Management System
  • icon Custom Structure & Heat Dissipation

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Contact us today for a customized battery solution tailored to your specific application.

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