2S BMS 25A Battery Protection Circuit Board Charging Module
2S 8.4V 25A BMS Protection Board for 18650 Li-ion / LiPo Batteries
This 2S BMS protection board is designed for 2-cell lithium-ion (Li-ion) or LiPo battery packs connected in series, providing a nominal voltage of 7.4V and a maximum charging voltage of 8.4V. It is suitable for DIY battery packs, portable electronics, robotics, and other low-voltage applications.
Designed for 2S battery packs — Supports two 3.7V Li-ion/LiPo cells connected in series, with a 8.4V maximum charging voltage.
Up to 10A continuous current — Suitable for applications requiring reliable battery protection under moderate to high load conditions.
Built-in battery protection — Provides protection against overcharge, over-discharge, overcurrent, and short circuit conditions.
Suitable for 18650 Li-ion / LiPo cells — Ideal for DIY battery packs and portable power applications using compatible rechargeable lithium cells.
Compact design — Small and lightweight PCB design makes it easy to integrate into custom battery packs and electronic projects.
Brand new, sold per piece — Supplied as one BMS protection board per unit.
Manufactured in Mainland China — A cost-effective solution for DIY electronics, robotics, portable devices, and battery-powered projects.
Important: This is a 2S BMS only and is intended for two compatible lithium cells connected in series. Use a suitable 8.4V lithium-ion charger for charging the completed 2S battery pack.










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