3.7V 60mAh Li-Polymer Battery AS401120
This 3.7V 60mAh Li-Polymer battery (Model AS401120) delivers reliable power in an ultra-slim form factor. Featuring a built-in protection circuit and flexible AWG28 wires, this rechargeable lithium-ion polymer cell is engineered for space-constrained applications requiring stable voltage and long cycle life.
Description
Model AS401120 – Slim LiPo Battery
Voltage: 3.7V | Capacity: 60mAh (0.222Wh) | Size: 23.0×12.0x4.1mm

The AS401120 is a high-quality 3.7V 60mAh lithium polymer battery developed for miniature electronic equipment. Measuring 23.0mm x 12.0mm x 4.1mm, it easily installs in narrow internal space while maintaining stable performance. Built-in protection circuit effectively avoids over-current, over-voltage and short circuit hazards during charge and discharge. Equipped with durable AWG28 wires, this rechargeable cell steadily powers low-consumption devices, well suited for customized OEM and ODM projects.
Technical Specifications
| Battery Type | Lithium Ion Polymer Battery |
| Part Number | AS401120 |
| Voltage @ Capacity | 3.7V @ 60mAh (0.222Wh) |
| Protection Circuit | Yes (PCM Included) |
| Thermistor (NTC) | / |
| Wires | UL1571 AWG28 50mm |
| Connector | / |
| Dimensions (L x W x T) | 23.0mm x 12.0mm x 4.1mm |
| Charge Current | 0.2C to 0.5C (Standard Charge) |
| Discharge Current | 0.5C to 1.0C (Continuous) |
| Storage Temperature | -20°C to +45°C |
Core Advantages
- ✔
Ultra-Compact Design: 4.1mm thin body suits slim and lightweight portable devices perfectly. - ✔
Built-in Safety Protection: Integrated circuit prevents overcharge, overdischarge and short circuit damage. - ✔
High Energy Density: Compact volume delivers steady power and improves space utilization rate. - ✔
Flexible Wiring: Durable certified wires enable easy soldering and PCB assembly connection. - ✔
Wide Operating Temperature: Stable output performance adapts to various complex ambient conditions.
Perfect For Applications
Smart watches, fitness trackers, health monitoring devices.
Bluetooth earbuds, tiny sensors, portable medical equipment.
Remote controllers, electronic toys, compact audio devices.
Data loggers, wireless tags, embedded control systems.
Customization Services (OEM/ODM)
Full customized service is available to satisfy diverse project demands:
- Connector Types: Optional JST, PH, Molex and other mainstream connectors.
- Wire Specification: Adjustable wire length and wire gauge as required.
- Size & Capacity: Customize dimension and power parameters for perfect fitting.
- Label & Package: Exclusive private marking and customized packaging solutions.
- Certification Support: Meet CE, RoHS, UN38.3 and other international safety standards.
We support small batch prototype trial and large-scale mass production, customize batteries strictly according to your technical requirements.











