Original Factory 25C 4000mAh6S High Discharge C Rate Lipo Battery
<p>Engineered for high-performance applications demanding rapid power delivery, this 6S (22.2V) 4000mAh LiPo battery features an impressive 25C continuous discharge rate. Built in our ISO-certified factory with A-grade cells, it delivers reliable burst power for drones, RC vehicles, FPV racing, and robotics. The high 25C rating ensures consistent voltage under heavy load, providing sharp throttle response and sustai…
About this product
Product information from the supplier.




Model | KNS-25C-4AH6S |
Voltage | 22.8V |
Capacity | 4000mAh |
Continuous Discharge | 15C |
Max.Discharge | 25C |
Charge | 1-4C |
Energy | 91.2Wh |
Energy density | 147Wh/kg |
217*89*68 | 170*50*38mm |
Weight | 620g |
Plug | XT60S |
Charge Working Condition Temperature | 0℃~45℃ |
Discharge Working Condition Temperature | -20℃~55℃ |
Cycle life | 500 cycles |

This product is the Original Factory 25C 4000mAh 6S high discharge LiPo battery – a 6S (22.2V), 4000mAh rechargeable battery designed for high-performance applications such as FPV racing drones, RC vehicles, boats, helicopters, and robotics. It features a 25C continuous discharge rate, delivering rapid power delivery and sharp throttle response under heavy load. Manufactured in an ISO-certified facility with A-grade cells, it balances capacity, weight, and high power output for demanding hobbyist and industrial applications.

KNS operates a state-of-the-art manufacturing facility dedicated to the production of advanced solid-state and semi-solid Li-ion batteries for drones, UAVs, and electric aviation applications.
Production Capabilities
Fully automated assembly lines with precision coating, stacking, and packaging equipment
Annual production capacity exceeding [insert number] battery packs
Dedicated R&D team focused on high energy density (270–400Wh/kg) and high voltage cell technologies

Quality Control
100% cell testing including capacity, internal resistance, and voltage matching
Strict aging and screening processes before pack assembly
Comprehensive safety tests: overcharge, short circuit, crush, nail penetration, and thermal stability
Traceability system with unique serial numbers for each battery pack
Certifications
ISO 9001:2015 quality management system
UN38.3 MSDS certified products
Standards & Compliance
All batteries manufactured according to international safety and transport regulations (IEC 62133, UN3480)
Customizable connectors (XT90, AS150U, QS8, etc.) and BMS options (CAN, RS485, UART)
Why Our Factory Matters
Every KNS battery is engineered, assembled, and tested under one roof – ensuring consistent quality, reliable performance, and full traceability from cell to finished pack.
