Battery Services

Battery Services

Battery Services | Lithium Battery Repair, Testing, Refurbishment & Custom Pack Manufacturing

Lion Battery provides a wide range of Battery Services for lithium-ion, NMC, and LiFePO₄ battery systems. Our services cover battery pack design, cell matching, battery testing, cell replacement, refurbishment, BMS installation, battery repair, and custom battery pack assembly.

We support customers across EV, e-bike, solar, ESS, UPS, drone, robotics, telecom, industrial, and custom battery applications.


Our Battery Services

Battery ServiceApplications
Custom Battery Pack DesignEV, Industrial, Robotics
Battery Pack AssemblyOEM & Custom Projects
Battery Cell Matching18650, 21700, LFP
Battery Cell ReplacementLithium Battery Repair
Battery RefurbishmentEV, E-Bike, Solar, UPS
Lithium Battery RepairVarious Battery Packs
Battery Capacity TestingCell & Pack Testing
Internal Resistance TestingCell Health Testing
BMS InstallationLithium Battery Packs
BMS ReplacementBattery Repair
Active BalancingMulti-Series Battery Packs
Battery Pack RebuildingOld / Damaged Packs
Battery Charging TestingBattery Quality Testing
Custom Battery ManufacturingOEM / ODM
Battery Pack InspectionTroubleshooting & QC

1. Custom Battery Pack Design

We design custom lithium battery packs according to your electrical and mechanical requirements.

Customization includes:

  • Voltage
  • Capacity
  • Energy (kWh)
  • Cell Chemistry
  • Cell Configuration
  • Discharge Current
  • BMS Rating
  • Dimensions
  • Connectors
  • Enclosure
  • Mounting System
  • Communication
  • Charging Interface

Learn more: Custom Battery Pack Design Services


2. Battery Pack Assembly

Our Battery Pack Assembly Services are suitable for businesses that require professional lithium battery pack assembly.

Services include:

  • Cell Selection
  • Cell Matching
  • Pack Configuration
  • Electrical Connections
  • BMS Installation
  • Wiring
  • Insulation
  • Connector Installation
  • Enclosure Assembly
  • Final Testing

3. Cell Matching Service

We provide 18650, 21700, NMC and LiFePO₄ cell matching.

Cells can be evaluated for:

  • Capacity
  • Voltage
  • Internal Resistance
  • Discharge Performance
  • Chemistry
  • Physical Condition

Matched cells can help improve battery pack consistency and reduce cell-to-cell variation.


4. Battery Cell Replacement

We provide Battery Cell Replacement Services for suitable lithium battery packs.

Our service can include:

  • Weak Cell Identification
  • Cell Removal
  • Replacement Cell Selection
  • Cell Matching
  • BMS Inspection
  • Pack Reassembly
  • Charge & Discharge Testing

Suitable for e-bike, EV, solar, UPS, robotics, and industrial battery packs.


5. Battery Refurbishment

Our Battery Refurbishment Service evaluates existing battery packs to determine whether they can be repaired or rebuilt.

Refurbishment may include:

  • Cell Testing
  • Cell Replacement
  • BMS Inspection
  • Wiring Replacement
  • Connector Replacement
  • Cell Matching
  • Pack Rebuilding
  • Final Testing

6. Lithium Battery Repair

We diagnose and repair suitable lithium battery packs with problems such as:

  • Reduced Capacity
  • Cell Imbalance
  • BMS Faults
  • Wiring Problems
  • Connector Damage
  • Charging Problems
  • Abnormal Voltage
  • Weak Cell Groups

Every battery should be inspected before repair to determine whether refurbishment is technically appropriate.


7. Battery Capacity Testing

Battery capacity testing helps determine the actual capacity of a battery or individual cell under defined test conditions.

Capacity testing is useful for:

  • New Battery Quality Control
  • Used Battery Evaluation
  • Cell Matching
  • Battery Refurbishment
  • Battery Repair
  • Production Testing

8. Internal Resistance Testing

Internal resistance testing can help identify:

  • Weak Cells
  • Aged Cells
  • Abnormal Cells
  • Cell-to-Cell Differences
  • Potentially unsuitable cells for pack assembly

This service can be combined with capacity testing for better cell evaluation.


9. BMS Installation & Replacement

We provide BMS installation and replacement for lithium battery packs.

Depending on the application, BMS options may include:

  • NMC BMS
  • LiFePO₄ BMS
  • Smart BMS
  • CAN BMS
  • RS485 BMS
  • Bluetooth BMS
  • High-Current BMS

BMS selection depends on the battery’s series count, chemistry, current requirements, temperature monitoring, and communication requirements.


10. Active Balancer Installation

We provide solutions for active cell balancing in multi-series lithium battery packs.

Active balancing can help reduce voltage differences between cells by transferring energy between higher- and lower-voltage cells.

Suitable for:

  • EV Batteries
  • ESS
  • Solar Batteries
  • UPS
  • High-Capacity Lithium Packs
  • Industrial Battery Systems

Battery Services for Different Applications

EV Battery Services

  • EV Battery Repair
  • EV Battery Testing
  • Cell Replacement
  • Battery Refurbishment
  • BMS Replacement
  • Custom EV Battery Manufacturing

E-Bike Battery Services

  • E-Bike Battery Repair
  • Battery Cell Replacement
  • Battery Refurbishment
  • Capacity Testing
  • BMS Replacement
  • Custom E-Bike Battery Packs

Solar & ESS Services

  • LiFePO₄ Battery Testing
  • ESS Battery Repair
  • Battery Refurbishment
  • BMS Installation
  • Cell Matching
  • Custom Energy Storage Batteries

Drone Battery Services

  • Lithium Battery Testing
  • Cell Matching
  • Battery Pack Assembly
  • Custom Drone Battery Packs
  • Battery Performance Testing

Industrial & Robotics Services

  • Custom Battery Pack Design
  • High-Capacity Battery Assembly
  • BMS Integration
  • Cell Matching
  • Battery Testing
  • Battery Refurbishment

Battery Testing Services

Our battery testing services can include:

TestPurpose
Voltage TestCheck electrical voltage
Capacity TestDetermine actual Ah capacity
Internal Resistance TestEvaluate cell condition
Charge TestCheck charging performance
Discharge TestEvaluate discharge performance
Cell Balance TestIdentify voltage differences
BMS TestCheck protection functions
Temperature TestMonitor operating temperature

Why Choose Lion Battery?

  • Custom Lithium Battery Services
  • Battery Pack Assembly
  • Battery Repair & Refurbishment
  • Cell Matching
  • Cell Replacement
  • Battery Testing
  • BMS Installation
  • Active Balancing
  • LiFePO₄ & NMC Expertise
  • OEM & ODM Battery Manufacturing
  • EV & Industrial Battery Solutions

Important Safety Information

Lithium battery repair and refurbishment should be performed using appropriate equipment and procedures.

Do not attempt to repair swollen, leaking, burnt, severely damaged, or otherwise unsafe lithium batteries.

Battery repair suitability should be determined through proper inspection and testing.


Frequently Asked Questions

What battery services does Lion Battery provide?

Lion Battery provides battery testing, cell matching, cell replacement, refurbishment, BMS installation, battery pack assembly, custom battery design, repair, and lithium battery manufacturing services.

Do you repair lithium-ion batteries?

Yes, suitable lithium-ion battery packs can be inspected and repaired depending on their condition and design.

Do you provide LiFePO₄ battery services?

Yes. We provide testing, cell matching, BMS services, refurbishment, repair, and custom LiFePO₄ battery manufacturing.

Can you replace lithium battery cells?

Yes, suitable battery packs can undergo cell replacement after inspection and testing.

Do you provide custom battery pack manufacturing?

Yes. We manufacture custom NMC and LiFePO₄ battery packs according to voltage, capacity, current, dimensions, BMS and application requirements.


Contact Lion Battery

Lion Battery

📞 Phone / WhatsApp: +91-9724991737
📧 Email: info@lionbattery.in
🌐 Website: lionbattery.in

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