401012 3.7V 30mAh Lithium Polymer Battery for TWS Earphones - 4.0x10x12mm Compact LiPo
Compact 401012 lithium polymer battery designed specifically for TWS earphones and wireless headsets. This 3.7V 30mAh battery offers exceptional performance in minimal space with advanced safety features.
| Parameter | Specification |
|---|---|
| Battery Technology | Lithium Polymer (LiPo) |
| Nominal Voltage | 3.7V |
| Nominal Capacity | 30mAh @ +20°C, 0.2C discharge |
| Dimensions | 4.0 × 10 × 12mm |
| Weight | 1.8g |
| Charge Voltage | 4.2V |
| Discharge Cut-off | 2.7V |
| Operating Temperature (Charge) | 0°C to 55°C |
| Operating Temperature (Discharge) | -20°C to 65°C |
Built-in PCM/PCB protection ensures complete safety against short circuits, puncturing, and extreme conditions without risk of fire or explosion.
Minimal 4.0mm thickness and 1.8g weight make this battery ideal for space-constrained TWS earphone applications.
356Wh/kg specific energy density provides 50% higher capacity than steel shell lithium batteries of equivalent weight.
Reliable operation from -20°C to +65°C ensures consistent performance in various environmental conditions.
- TWS Earphones & Wireless Headsets
- Bluetooth Devices & Mobile Accessories
- Portable Audio Equipment (MP3/MP4 players)
- Communication Devices (mobile phones, walkie-talkies)
- Information Equipment (PDA, portable printers)
Our manufacturing facilities are certified by the Chinese military and ISO9001 quality systems, ensuring the highest standards of reliability and performance.
We offer comprehensive customization services including PCM/PCB integration, wire attachments, and connector configurations to meet specific application requirements.
Available in multiple packaging options including tray bulk, blister card, PVC shrink, and OEM packaging. Standard lead time: 3-20 working days.
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