BMS NMC 2S 4A (SLCT) (7fd9)
Product Price
₹14
Description
SLCT BMS NMC 2S 4A Hardware
Product Data Sheet
The BMS NMC 2S 4A (SLCT) is a high-efficiency, compact, and reliable battery management system designed specifically for 2-cell (7.4V) lithium-ion battery packs using NMC chemistry. This board is engineered to offer overcharge, over-discharge, short circuit, and overcurrent protection, ensuring your battery pack remains safe and performs at its peak across all applications.
Specifications
- This Data sheet is for Lichtronics 2S 4A NMC PCM/BMS
- Charging Voltage -DC:8.4-9.0V CC/CV
- Max continuous charging current - 4A
- Over charge detection voltage - 4.25±0.05V
- Over discharge detection voltage -2.9±0.1V
- Over current detection voltage - 0.2±0.02V
- Operating Temperature -45°C --+65°C
- Storage Temperature -45°C -- +85°C
Key Features
- 2S Configuration (7.4V) – Supports 2 x 3.7V lithium cells
- 4A Discharge Capacity – Sufficient for light to moderate current loads
- Built-in Safety Features – Overcharge, Over-discharge, Short Circuit, Overcurrent
- Efficient Heat Control – Low thermal footprint for long-term use
- High-Quality PCB Design – Durable and optimized layout for stability
- Nickel Strips Included – For easy soldering/welding to cylindrical cells
Technical
| Specification | Details |
|---|---|
| Series Support | 2S (2 x 3.7V Li-ion/NMC Cells) |
| Nominal Voltage | 7.4V |
| Charging Voltage | 8.4V |
| Continuous Current | 4A |
| Overcharge Limit | ~4.25V ± 0.05V |
| Over-discharge Limit | ~2.5V ± 0.1V |
| Short Circuit Delay | <1.5 ms |
| Dimensions | Compact Strip Style |
| Mount Type | SMD/through-strap with nickel tabs |
Applications
- Power Banks (7.4V)
- Bluetooth Audio Devices
- Portable Alarms or Sensors
- LED Flashlights
- DIY 2S Lithium Battery Packs
- Small Robotics or IoT Devices
Protection Circuit Features
- Overcharge Cut-off – Prevents cell voltage from exceeding safe limits
- Over-discharge Protection – Avoids battery damage from deep discharge
- Short Circuit Protection – Fast response to protect devices
- Balanced Current Delivery – Steady power flow across connected devices
The PCM NMC 02S 4A (SLCT) is a protection circuit module designed for 2-series lithium nickel manganese cobalt (NMC) batteries, with a continuous current rating of 4A. The "SLCT" refers to selectable or adjustable protection settings, allowing users to configure the module according to their specific needs. This PCM provides vital protection features such as overcharge, over-discharge, short-circuit, and overcurrent protection, ensuring the safe operation of the NMC battery. It is typically used in medium-power applications such as energy storage systems, electric vehicles, and other devices that require efficient and reliable battery management for optimal safety and performance.