
12.8V 24Ah Lithium Ion Battery Pack
This battery is designed for medical cold storage boxes and medical devices, used in vaccine and drug transport as well as low-temperature storage scenarios. With stable output, temperature protection and rugged metal housing, it ensures reliable long-duration operation in critical healthcare applications.
Electrical Specifications
| Property | Parameter |
|---|---|
| Product Number | 04EQ175-01 |
| Cell Model | 32650 / 3.2V / 6Ah |
| Battery Configuration | 4S4P |
| Nominal Voltage | 12.8V |
| Nominal Capacity | 24Ah |
| Rated Energy | 307.2Wh |
| Charging Voltage | 14.6V |
| Discharge Cut-off Voltage | 10.8V |
| Standard Charging Current | ≤10A |
| Standard Discharge Current | 7A |
| Max Continuous discharge current | 7A |
| Internal Resistance | ≤200mΩ |
Mechanical & Environmental
| Property | Parameter |
|---|---|
| Charging Temperature | 0~45℃ |
| Discharge Temperature | -20~50℃ |
| Storage Temperature | -20~40℃ |
| Dimensions | 300 × 170 × 45 mm (Max) |
| Weight | 3 kg |
| Output Type | — |
| Battery Case | Cold-rolled sheet metal |
| Protection System | Short circuit / overcharge / over-discharge / overcurrent / temperature protection |
Application Background
This battery solution is designed for medical cold storage boxes and medical devices, used in scenarios such as low-temperature storage and transportation of blood, vaccines, and medicines.
The equipment requires stable power supply during long-term operation and must adapt to high and low temperatures, with strict demands on battery endurance, temperature safety, and structural reliability.
Project Challenges
Device requires continuous operation of over 10 hours
Discharge current of 7A, with instantaneous peaks up to 15A, demanding high output stability
Long-term use requires reliable cycle life and temperature protection
Limited device space imposes strict size and weight constraints
Customized Battery Solution
High-capacity platform: 12.8V/24Ah design to support continuous power for medical cold storage
Cold-rolled metal housing: shock-resistant and corrosion-resistant for enhanced structural safety
Multiple protection mechanisms: overcharge, overdischarge, overcurrent, and temperature protection; automatic protection triggered by temperature probe
Precise data management: software management chip ensures accurate monitoring of temperature and voltage for maximum safety
Application Results
Supports continuous operation over 10 hours, meeting cold chain storage requirements
Temperature control and protection mechanisms ensure stable device operation
Cold-rolled metal housing enhances shock and corrosion resistance
Long cycle life reduces maintenance costs and extends device lifespan
We support flexible customization based on your project requirements, including:
- Voltage range: 3.2V – 72V
- Capacity range: 100mAh – 100Ah
- Electrical performance design: Charge/discharge parameters, C-rate, internal resistance, temperature performance
- Mechanical design: Appearance, dimensions, housing material, and integrated structural engineering
- BMS design: Battery protection, cell balancing, and communication protocols (SMBus / I2C / UART)











