High Performance 14.4V 15900mAh 21700 4S3P Li-ion Battery Pack BAKTH-21700CD-53E-4S3P

• Wide Temperature Adaptability: Supports stable and efficient discharging from -20℃ low temperature to 65℃ high temperature, ensuring reliable power output without performance degradation in harsh industrial, outdoor, and temperature-fluctuating environments.
• Steady 14.4V Power: Consistent voltage platform eliminates power fluctuations, providing steady and reliable power supply for 14.4V sensitive electronic equipment, precision instruments and high-capacity portable devices.
• Premium 21700CD-53E Cells: Adopts high-density 21700 cylindrical lithium-ion cells with low internal resistance, excellent discharge efficiency, and low self-discharge rate, ensuring long-term stable performance and extended service life.
• Comprehensive Safety Protection: Built-in circuit protection system guards against overcharge, over-discharge, overcurrent, short-circuit, and overheating, effectively preventing safety hazards and prolonging battery lifespan.

Shenzhen BAKTH Technology Co., Ltd. was established in 2002. For 21 years, we've specialized in battery pack assembly and PCM/BMS design and production. Our 5,000-square-meter factory features automated production lines and SMT assembly capabilities.

ISO9001, ISO14001, UL, BIS, KC, USTC, CE, CB - our battery packs have reliable quality assurance.

No limitation - we offer competitive pricing based on order quantity. Sample orders are welcome to test our quality before bulk orders.

Standard warranty is 12 months (negotiable for special products). Our complete production process ensures quality before shipment.

Standard products: 3-4 weeks for samples (depending on cell availability), 5-8 weeks for bulk orders (varies by model and quantity).

Yes - our professional R&D team can provide customized solutions according to your requirements.