Explore our collection of DALY 14.8V Li-ion BMS modules, specially designed for 4S lithium-ion battery packs (nominal 14.8V / fully charged 16.8V). These high-performance BMS units offer comprehensive protection, including overcharge, over-discharge, overcurrent, short circuit, and temperature safeguards, ensuring safe and efficient operation of your battery system. Available in a wide range of current ratings from 10A to 100A, these BMS modules are ideal for e-bikes, solar systems, portable power solutions, and DIY battery builds. Select models support UART or Bluetooth communication, enabling real-time battery monitoring via DALY’s Smart BMS app. With reliable protection and intelligent features, DALY’s 14.8V BMS is the perfect choice for maintaining performance and longevity in 4S Li-ion battery packs.