2S 3A Li-ion 18650 Battery Charger PCB BMS Protection Board for Drill Motor, LiPo Cell & DIY Battery Pack

KSh400.00

● In stock (25 available)

SKU	AT-0130
Category	Electronic Components
Availability	In stock
Shipping	Countrywide delivery · Free on orders over KSh10,000.00

Description

The 2S 3A Li-ion Battery Management System (BMS) protection board is designed for 2-cell lithium battery packs connected in series. It safely manages charging and discharging of 18650 lithium-ion or LiPo cells while protecting the battery pack from damage. This compact PCB is ideal for low-current battery-powered applications such as mini drill motors, portable electronics, LED lighting, DIY battery packs, robotics, and small electronic projects. The module includes protection against overcharging, over-discharging, short circuits, and excessive current. By maintaining safe operating conditions, it helps extend the lifespan and performance of your lithium battery pack.

Key Features

Designed for 2S lithium battery packs
Supports up to 3A continuous current
Protects against overcharge and over-discharge
Includes overcurrent and short-circuit protection
Compact and lightweight PCB design
Suitable for 18650 and LiPo battery cells
Easy to install in DIY battery packs and portable devices
Improves battery safety and reliability

Specifications

Module Type	2S Lithium Battery Management System (BMS)
Battery Configuration	2S (2 Cells in Series)
Compatible Battery Types	18650 Li-ion / LiPo Cells
Maximum Continuous Current	3A
Peak Current	Up to 5A
Charging Voltage	8.4V Max
Recommended Charger Voltage	8.4V DC
Overcharge Protection Voltage	4.25V ±0.05V per cell
Over-discharge Protection Voltage	2.5V ±0.1V per cell
Overcurrent Protection	Yes
Short Circuit Protection	Yes
Balancing Function	No
Module Dimensions	Approx. 41 mm × 16 mm × 3 mm
Approximate Weight	2 g – 5 g
B+	Battery Pack Positive
B–	Battery Pack Negative
BM	Middle Connection Between the Two Cells
P+	Charge/Discharge Positive
P–	Charge/Discharge Negative