1、 Overall, this 126 v lithium-ion battery pack 4000mAh 2P3S is a high-performance, high-efficiency, and safe power solution for a myriad of applications.The 126 V lithium-ion battery pack with a capacity of 4000mAh is an advanced power system designed with a unique 2P3S configuration， With a capacity of 4000mAh, the battery pack ensures longer operational hours and is perfect for devices with high power consumption. In this configuration, two cells are connected in parallel (2P) to increase the total capacity and then three sets of these parallel combinations are connected in series (3S) to boost the voltage， Furthermore, premium protective measures such as overcharge, over-discharge, short circuit, and temperature protections have been incorporated into this battery pack to provide additional safety for the users and the devices it powers.

    2、 The 126 V power specification ensures power availability in an efficient manner, making it highly compatible with high voltage devices. This impressive 2P3S configuration largely works in favour of performance and significantly improves efficiency.

    3、 Lithium-ion cells are chosen for their high energy density and remarkable charge and discharge efficiency, making them an excellent choice for high-capacity power systems， The implementation of Lithium-ion technology also provides better performance by offering higher cycle life, enhanced safety features, and improved thermal stability, alongside reducing the memory effect seen in other rechargeable batteries.