Home / KYS2020IM Smart Li-ion Battery Pack
Smart lithium battery pack with stable output, high energy density, and integrated protection system. Supports reliable performance for industrial and medical devices, featuring intelligent monitoring and long cycle life. OEM/ODM customization available for different application requirements.
- Nominal Voltage: 10.8 V
- Rated Capacity: 9000 mAh
- Typical Capacity: 9300 mAh
- Internal Resistance: <200mΩ @ 1kHz at 25°C
- Max. Charge Current: 6.51 A
- Max. Charge Voltage: 12.6 V
- Max. Discharge Current: 8.0 A
Get Free Quote 
Back to Product List
Overview
The smart Li-ion battery pack integrates multiple lithium-ion cells within a compact, intelligent module. Engineers design the pack to monitor voltage, current, and temperature in real time. The integrated battery management system (BMS) ensures balanced charging and discharging. In addition, protective circuits guard against overcharge, over-discharge, and short circuits. Fans or passive airflow channels help maintain optimal operating temperatures. Signal and power lines connect the modules efficiently, providing safe energy distribution across the system.
Materials and Internal Structure
Manufacturers assemble cells using high-quality lithium-ion chemistry, with graphite anodes and lithium metal oxide cathodes. Copper foils collect current from the anodes, while aluminum foils support cathodes. A microporous polymer separator allows ion flow but prevents electrical contact between electrodes. The external casing consists of reinforced steel and aluminum alloy panels, with thermal insulation layers to maintain uniform temperature. Protective coatings resist corrosion and mechanical stress, ensuring durability over repeated cycles.
Electrical Assembly and BMS Integration
Technicians connect cells in series and parallel configurations to achieve target voltage and capacity. They weld electrode tabs precisely to reduce internal resistance. The battery management system continuously monitors each cell, adjusting charge and discharge rates. It also balances cells to prevent uneven degradation and extends operational life. Lead wires receive strain relief to avoid loosening under vibration. Engineers calibrate the system periodically to ensure accurate measurements and reliable performance.
Cooling and Safety Measures
The pack features airflow channels and heat sinks for active or passive cooling. Fans operate automatically according to temperature readings. Thermal insulation prevents accidental contact with live parts. Maintenance panels allow inspection or fan replacement without dismantling the pack. Engineers validate airflow and temperature regulation using both simulations and physical testing.
Standards and Quality Assurance
Production complies with UL, IEC, and UN38.3 safety standards. Each unit undergoes electrical, thermal, and cycle testing to confirm performance under repeated charging. Insulation resistance and leakage tests verify safety. Documentation ensures traceability for each battery pack. These processes guarantee consistent quality and compliance with international regulations.
Product Details
Product Features
- 3S3P Removable Lithium-ion Battery Pack
- Complies with regulations in multiple regions worldwide
- Standard SMBus v1.1 interface
- Integrated LED State of Charge (SOC) indicator
- Meets JEITA charging optimization rules
- Comprehensive safety protection features, including overcharge, over-discharge, overcurrent, over-temperature, and short circuit protection
- Equipped with balancing function to effectively improve battery life
- TI Precise Battery Calculation
Product Application Areas
- Class III Medical Devices
- Precision Measuring Instruments
- Industrial Computers
- Non-destructive Testing Equipment
- Portable industrial and medical devices, etc.
Technical Parameters
| Overview | |
| Initial Shipment Capacity | 20%~30% |
| Certifications | CE / FCC / IEC62133 / UN38.3 / PSE / UKEA / REACH / RoHS / (EU) 2023/1542 / GOST-R / CCC / BSMI |
| Operating Temperature | 0°C ~ 50°C (Charge) -20°C ~ 60°C (Discharge) |
| Storage Temperature | -20°C ~ 50°C (Max) -20°C ~ 25°C (Recommended) |
| Electrical Performance | |
| Nominal Voltage | 10.8V |
| Rated Capacity | 9000mAh |
| Typical Capacity | 9300mAh |
| Internal Resistance | <200mΩ @ 1kHz at 25°C |
| Max. Charge Current | 6.51A |
| Max. Charge Voltage | 12.6V |
| Max. Discharge Current | 8.0A |
| Cycle Life | 1000 cycles >70% of rated capacity (Test standard: CC/CV charge 4.5A/12.6V; CC discharge 1.8A to 7.5V @ 25°C) |
| Size Specifications | |
| Length | 148.8mm ± 0.3mm |
| Width | 88.9mm ± 0.3mm |
| Thickness | 20.1mm ± 0.3mm |
| Weight | 478g ± 10g |
| Interface |  |
