The BMS NMC 17S 40A DALY (10f3) is a reliable Battery Management System for 17-series (62.9V nominal) Lithium NMC battery packs. It provides overcharge, over-discharge, overcurrent, short-circuit, and temperature protection, ensuring battery safety and extended lifespan. With passive cell balancing, it maintains uniform voltage across cells, making it ideal for e-bikes, electric scooters, solar storage, UPS, and other high-voltage lithium battery applications.