BMS LFP 2S 4A (SLCT) (7fce)

SLCT BMS LFP 2S 4AMP Hardware

Product Data Sheet (2575)

The BMS LFP 2S 4A (SLCT) is a smart, lightweight Battery Management System (BMS) designed for 2S LiFePO₄ (3.2V x 2 = 6.4V) battery packs. Capable of handling 4A continuous current, this miniature module ensures essential safety protections for small-scale battery-powered devices such as LED systems, toys, flashlights, and portable electronics.

Technical Specifications

• This Data sheet is for Lichtronics 2S4A LFP PCM/BMS
• Charging Voltage - DC:7.3V CC/CV
• Max continuous charging current - 4A
• Over charge detection voltage - 3.65±0.025V
• Over discharge detection voltage - 2.5±0.05V
• Over current detection voltage - 0.2±0.3V
• Operating Temperature -40°C --+80°C
• Storage Temperature -55°C -- +125°C

Key Features

Essential Protection Built In

• Overcharge Protection – Prevents the battery from exceeding safe voltage thresholds
• Overdischarge Protection – Preserves cell health and prevents deep cycling
• Overcurrent Protection – Ensures the battery isn’t damaged from high load
• Short Circuit Cutoff – Quick disconnection to protect load and power source

Compact & Easy to Use

• Pre-installed nickel strips for quick welding to cylindrical or prismatic cells
• Designed to operate in tight battery spaces with minimal thermal footprint
• Compatible with 2-cell LiFePO₄ packs across a variety of small electronics

Applications

This BMS is ideal for battery systems that require basic safety for 2S 6.4V LiFePO₄ configurations, including:

• Solar and Rechargeable LED Lights
• Flashlights and Emergency Lamps
• Small UPS and Portable Devices
• Battery Packs in Toys and Robotics Projects
• DIY Power Bank and Circuit Prototyping