
14.8V 600mAh Lithium Polymer Battery Pack
This is a 14.8V high-rate lithium battery for medical electric syringe devices, used in precise drug delivery and portable clinical procedures. It supports high pulse discharge and stable continuous operation in compact medical equipment, delivering reliable output, safety protection, and strong instantaneous power performance.
Electrical Specifications
| Attribute | Parameter |
|---|---|
| Product Number | 05DQ0045-01 |
| Cell Model | 603048-600mAh-3.7V |
| Battery Configuration | 603048-4S1P |
| Nominal Voltage | 14.8V |
| Nominal Capacity | 600mAh |
| Rated Energy | 8.88Wh |
| Charging Voltage | 16.8V |
| Discharge Cut-off Voltage | 12.0V |
| Standard Charging Current | ≤0.6A |
| Standard Discharge Current | 120mA |
| Max Continuous Discharge Current | 20A |
| Internal Resistance | ≤80mΩ |
Mechanical & Environmental
| Attribute | Parameter |
|---|---|
| Charging Temperature | 0~45℃ |
| Discharge Temperature | -20~60℃ |
| Storage Temperature | -20~35℃ |
| Dimensions | 60 × 34 × 25 mm (Max) |
| Weight | 80g |
| Output Type | XT30 Connector |
| Battery Case | PVC Heat Shrink Film |
| Protection System | Short Circuit / Overcharge / Over-discharge / Overcurrent / Overtemperature / ESD Protection |
Application Background
This battery solution is designed for medical electric syringe devices, suitable for precise drug delivery and portable clinical applications.
The device requires high-current pulse output during injection while maintaining stable continuous power supply, with strict demands on safety, instantaneous discharge capability, and reliability.
Project Challenges
Requires high pulse discharge capability up to 20A peak current
Low continuous operating current of 120mA with highly dynamic load variation
Frequent use with repeated charge-discharge cycles
Compact medical device design with strict size and weight constraints
Customized Battery Solution
14.8V 4S1P high-rate configuration for high-power medical injection applications
XT30 gold-plated connector design for improved conductivity and contact reliability
Multi-protection system (overcharge/overdischarge/overcurrent/overtemperature/short circuit/ESD protection) ensuring medical safety
30C high-rate discharge capability ensuring stable instantaneous power output
Application Results
Improved injection response performance with peak output stability increased by approx. 20%+
Significantly reduced voltage fluctuation under high-load operation
Enhanced operational safety and system robustness
Improved cycle life, supporting long-term medical device usage
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)












