Explore our selection of 1S Li-ion BMS Modules, specially designed for single-cell 18650 lithium-ion batteries. Available in output current variants from 2A to 12A, these compact and reliable BMS units offer essential protection for your battery, including overcharge, over-discharge, overcurrent, and short circuit protection. Ideal for small-scale applications such as DIY electronics, LED lighting, backup power supplies, and portable devices, these modules help ensure safety and long battery life. Whether you're powering a single device or building a custom project, our 1S BMS modules are easy to integrate and provide dependable performance. Choose the right current rating for your needs and protect your 1S Li-ion battery with a quality BMS solution.