21.6V 2.55Ah 55.08Wh 18650 6S1P Rechargeable Battery Pack for Industrial Applications
- High Capacity & High Energy Density: Featuring 2.55Ah large capacity and 55.08Wh high energy output, this battery pack greatly extends continuous working time, effectively reducing frequent charging and improving overall working efficiency for high-power devices.
-
Stable High-Voltage Output: Optimized 6S series structure provides ultra-stable 21.6V high-voltage platform, effectively avoiding voltage drop and power fluctuation during operation, fully meeting the power supply requirements of high-voltage professional equipment.
-
Premium 18650 Cells: Adopts high-quality industrial-grade 18650 lithium-ion cells with low internal resistance, high discharge efficiency and low self-discharge rate, ensuring stable performance under long-term heavy-load working conditions.
- 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.
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.