Analyze the Advantages and Disadvantages of Lithium Battery Customization
Written by: GEB Engineering Team | Technical Review by: Senior Battery System Engineer | Updated: August 2026
First: Why Customize Lithium Batteries
- Customized lithium batteries can choose different cells according to their own needs. Different cells have different battery performance, service life and safety performance.
- The voltage range that the customized lithium battery equipment can withstand. The customized lithium battery can arrange the voltage according to its own needs, and the customized lithium battery voltage can be flexibly customized. Therefore, it is necessary to ensure that the customized lithium battery device can withstand the corresponding voltage value.
- Customized lithium batteries can change the performance, volume, function and other characteristics of lithium batteries on the basis of primary batteries to meet the different needs of customers for batteries.
Second: the advantages of lithium battery customization
- Large size, high working standard voltage;
- Lithium battery customization has the characteristics of resistance to short-circuit fault, resistance to overcharge, power failure, shock resistance, vibration resistance, gunshot accident, acupuncture, no fire, no explosion, etc.;
- There is no problem of battery leakage, and the internal structure of the battery has no liquid lithium battery electrolyte, and adopts colloidal solid state;
- High safety factor. Customized lithium battery manufacturers will improve the protection measures for customized lithium batteries according to the conditions of the lithium battery mechanical equipment used by users or other regulations.
Third: the disadvantages of lithium battery customization
- High cost;
- Route manipulation, overcharging maintenance, and power loss maintenance are required;
- It is not allowed to charge and discharge with large working current, and the internal resistance is relatively large. Generally, charge and discharge at 0.5C, and there is a risk of overcharge and discharge short circuit failure.
The customized lithium battery has superior characteristics, higher volume, longer service life and more reasonable price, and has won the recognition and love of many customers.
Custom LiPo & Lithium Battery Manufacturer – GEB
General Electronics Battery (GEB) is a lithium battery manufacturer serving international B2B customers with over 15 years of industry experience. We specialize in high-performance OEM/ODM custom battery packs for agricultural drones, FPV UAVs, industrial robots, e-bikes, and commercial energy systems.
| Evaluation Factor | Engineering Specification | Verification Method | Red Flags to Watch |
|---|---|---|---|
| Cell Sourcing & Lot Quality | Grade-A tier-1 brand or verified source cell | Original factory lot inspection sheet & OCV scan | Unverified reclaimed or mixed-lot B-grade cells |
| Cell Matching Tolerances | ΔV ≤ 5mV, ΔAC IR ≤ 2mΩ (@1kHz), ΔCap ≤ 1% | Automated sorting data before pack assembly | No screening data; directly spot-welded upon arrival |
| BMS Protection & Hardware | Overcharge, overdischarge, overcurrent, thermal cutoff | Active bench load testing & NTC calibration | Generic boards without custom threshold specifications |
| Welding & Structural Safety | Pure nickel strip, pull strength ≥ 5.0 kgf, UL94-V0 | Destructive pull-force testing & micro-section | Nickel-plated steel strips or fragile hand soldering |
| Aging & Quality Audit | 100% full charge-discharge cycle & capacity log | Automated aging cabinet logs with Pack SN | Zero aging cycle; packed immediately after welding |
Written by: GEB Engineering Team | Technical Review by: Senior OEM Project Director | Updated: August 2026
Direct Answer: Evaluating custom lithium battery development requires balancing trade-offs: Advantages include optimal physical cavity utilization, bespoke electrical matching, and custom telemetry; Disadvantages involve upfront NRE tooling charges and initial certification lead times (typically 3–4 weeks for UN 38.3/IEC 62133 compliance testing).
- Tailored Engineering: Custom voltage (1S–24S+), high capacity, ultra-high discharge rates (up to 150C burst), and integrated smart BMS.
- Documentation topics may include UL, CE, UN38.3, MSDS, RoHS and ISO 9001; applicability depends on model, configuration and market.
- Fast Prototyping: Rapid sample delivery in 7–10 business days for commercial testing.
Related Technical Engineering Guides: What is a BMS (Battery Management System): Functions and OEM Selection | What are the common faults of lithium batteries
Frequently Asked Questions
What is the expected operational lifespan of an industrial e-bike battery pack?
Built with Grade-A cylindrical cells and a matched smart BMS, industrial e-bike packs typically deliver 800 to 1,200 full charge-discharge cycles before capacity drops to 80% of original rating, translating to 3 to 5 years of daily commercial fleet service.
How to choose between integrated down-tube, Hailong, and rack-mount form factors?
Hailong form factors provide convenient key-locked quick-release mounting for standardized urban fleets. Custom sheet metal or IP67 aluminum enclosures are selected for heavy-duty cargo tricycles requiring extreme vibration resistance and water sealing.
Can low winter temperatures permanently damage e-bike battery capacity?
Sub-zero temperatures temporarily reduce discharge runtime due to electrolyte viscosity, but capacity fully recovers once warmed. However, charging below 0°C without active BMS pre-heating causes permanent lithium dendrite damage and must be strictly prevented.
Featured Industrial Battery Packs & Solutions
Factory-direct Grade-A lithium battery models engineered for commercial and industrial OEM/ODM projects.
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