# BMS module 3S, 60A, 12.6V

> BMS module for 3S Li-Ion battery packs, for 12.6V batteries used in tools and DIY projects. Provides charge and discharge protection for 3.7V cells (e.g. 18650). Supports up to 60A discharge current and 10A charge current with proper cooling. Includes FD and CD outputs to signal fully charged or charging battery status. No balancing. Dimensions: 41 x 55 x 3.4mm.

- Page: https://sigmanortec.ro/en/bms-module-3s-60a-126v
- Price: 8.94 RON
- Availability: In stock; 1-2 zile
- Reference: 33507 · EAN: 5946024894179
- Category: Electronic components > Modules for Batteries > BMS Boards
- Specifications: Technology: Lithium Ion; Load voltage: 12.6VDC; sway: Not; Number of cells: 3S
- Package (shipping data): 0.008 kg
- Updated: 2026-09-23
- Shop: [Sigmanortec.ro](https://sigmanortec.ro/en/llms.txt)
- Prices: RON, VAT included; prices and stock as of 2026-10-21 22:01 (Europe/Bucharest)

## Description

BMS module for 3S Li-Ion packs, ideal for 12.6V batteries for tools and DIY projects, provides charge and discharge protection for 3.7V cells such as 18650. Supports up to 60A when discharging and 10A when charging with proper cooling, includes FD and CD outputs for battery charging or charging signaling, compact 41 x 55 x 3.4mm format for easy integration.
Protection module for charging lithium batteries (example 18650), BMS (Battery Management System) type for cells with a nominal voltage of 3.7V (4.2V when charged).
Can be used for creating batteries dedicated to tools.
The board features two pads, FD and CD, used as outputs for indicating the battery charged state and charging in progress.
Specifications:
Version: Standard (without balancing), Enhanced
Battery charging voltage: 12.6V
Maximum discharge current: 60A (with good dissipation of generated heat)
Maximum charging current: 10A (check battery specifications)
Dimensions mm: 41 x 55 x 3.4mm
Failure to follow the diagram when mounting components and connections will result in module damage.
The diagram shows the assembly of 6 cells (3 in series, then connected in parallel).