901925 3.7V 400mAh Lithium Polymer Battery Rechargeable OEM ODM Custom Lipo Cell

The 901925 is a 3.7V 400mAh lithium-polymer pouch cell manufactured by VATS Battery, an ISO9001-certified lithium battery maker based in Guangdong, China. Built on a compact 8.9×19×25mm footprint, it combines stable 3.7V nominal voltage with true 400mAh capacity, enabling portable devices to run longer on a single charge without adding bulk. Each cell is produced on automated lines and individually screened for capacity, voltage and internal resistance before shipment, ensuring high batch-to-batch consistency and making the 901925 a dependable drop-in power source for OEM and ODM programs.

• True Rated Capacity: Delivers genuine 400mAh 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

Thanks to its slim, lightweight build and stable 3.7V output, the 901925 fits a wide range of applications including:

• Digital products and Bluetooth devices
• GPS trackers and IoT sensors
• Power banks and portable electronics
• Bluetooth speakers and headsets
• Fitness wearables and smart watches
• Medical and healthcare instruments
• Beauty and personal-care devices
• LED lighting and toys

Every 901925 is packed in industrial cartons with anti-static trays and shock-absorbing material that meet international shipping standards. VATS Battery produces over 300,000 cells daily and exports worldwide, offering 7-20 day lead times, free samples for evaluation, and a 12-month warranty. Contact our sales team for datasheets, samples, or custom specifications - we support you from prototype through mass production.