501645 3.7V 300mAh Lithium Polymer Battery Rechargeable Custom Lipo Cell High Capacity
Price:
US $0.98 - 1.48
MOQ:
1 Piece
Delivery Time:
7-20 Days
Brand:
VATS Battery
Product Description
501645 3.7V 300mAh Lithium Polymer Battery
Rechargeable custom LiPo cell with high capacity, engineered by VATS Battery for reliable, long-lasting power in modern electronic devices.
Technical Specifications
| Parameter | Specification |
|---|---|
| Model Number | 501645 |
| Battery Type | Li-polymer |
| Battery Size | 4.4×16×45mm (T×W×L) |
| Nominal Voltage | 3.7V |
| Nominal Capacity | 300mAh |
| Charging Voltage | 4.2V |
| Cut-off Voltage | 3.0V |
| Standard Discharge Current | 0.2C-0.5C |
| Max Discharge Current | 1C |
| Cycle Life | 500 times |
| Operating Temperature | Charge 0~45°C / Discharge -20~60°C |
| Connector | JST / Molex (optional) |
| Certification | IEC62133 / UL / CE / CB / KC / UN38.3 / MSDS |
| OEM / ODM | Acceptable |
| Sample | Free sample available |
| Warranty | 12 months |
| Place of Origin | Guangdong, China |
Product Overview
The 501645 is a 3.7V 300mAh lithium-polymer pouch cell manufactured by VATS Battery, an ISO9001-certified lithium battery maker. Built on a compact 4.4×16×45mm footprint, it combines stable 3.7V nominal voltage with true 300mAh capacity, enabling portable devices to run longer without adding bulk. Each cell undergoes automated production and individual screening for capacity, voltage, and internal resistance, ensuring high batch-to-batch consistency for reliable OEM and ODM integration.
Key Features
- True Rated Capacity: Delivers genuine 300mAh at 3.7V, verified by comprehensive testing on every production lot
- Stable Output: Flat discharge curve maintains close to 3.7V, protecting sensitive circuits and extending runtime
- Long Cycle Life: Rated for over 500 charge-discharge cycles with excellent capacity retention
- Certified Safety: Compliant with multiple international standards with built-in protection against over-charge, over-discharge, over-current, and short circuit
- Flexible Customization: Size, capacity, voltage, connector, wire length, and PCM can be tailored to your design requirements
- Ready to Integrate: Supplied with optional JST/Molex connectors for seamless assembly line integration
Applications
Ideal for digital products, Bluetooth devices, GPS trackers, power banks, and portable electronics. Typical applications include:
- Bluetooth speakers and headsets
- Fitness wearables and smart watches
- GPS trackers and IoT sensors
- Medical and healthcare instruments
- Beauty and personal-care devices
- LED lighting and toys
- Portable power banks
Packaging & Quality Assurance
Every 501645 battery is packed in industrial cartons with anti-static trays and shock-absorbing materials meeting international shipping standards. VATS Battery produces over 300,000 cells daily and exports worldwide, offering 7-20 day lead times, free evaluation samples, and a 12-month warranty. Contact our sales team for datasheets, samples, or custom specifications to support your project from prototype through mass production.
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Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.
Company
Shenzhen Vats Power Source Limited
Location
1A 702, Huaqiang Creative Industrial Park, Biyan Street, Guangming District, Shenzhen, Guangdong Province,China
Contact Person
Lynn