5S-20A LiFePO₄ (LFP) BMS — SLCT Model

Overview
The SLCT 5S-20A BMS is designed for 5-cell LiFePO₄ battery packs with a nominal voltage of 16V. It supports a continuous discharge current of 20A, providing essential protections and passive balancing, ideal for small to medium power applications.

Specifications

• Cell Configuration: 5S (5 cells in series)

• Battery Chemistry: LiFePO₄ (LFP)

• Nominal Voltage: 16V (3.2V × 5)

• Maximum Continuous Current: 20A

• Peak Current: 25A (short bursts)

• Balancing Type: Passive balancing

• Balance Current: Approx. 30mA–60mA

• Protection Features:

  • Over-voltage protection

  • Under-voltage protection

  • Over-current protection

  • Short-circuit protection

  • Over-temperature protection

• Communication: Typically no smart communication included

• Operating Temperature Range: -20°C to +60°C

Features

• Monitors and balances each cell in a 5S pack

• Provides key protections for safe battery operation

• Passive balancing during charging cycles

• Compact and efficient design for portable battery packs

• Suitable for a wide range of small electric vehicles and devices

Applications

• 16V LiFePO₄ battery packs

• Small e-bikes and scooters

• Portable power supplies and backup systems

• DIY battery projects

• Solar energy storage systems

Important Notes

• Use only with LiFePO₄ cells (3.2V per cell)

• Proper wiring of balance and power leads is essential

• Do not exceed continuous current rating of 20A

• Communication features vary by model; most 20A SLCT BMS units do not include Bluetooth

• Ensure adequate cooling under heavy use