6S-20A LiFePO₄ (LFP) BMS — DALY Model

Overview
The DALY 6S-20A BMS is designed for 6-cell LiFePO₄ (LFP) battery packs in series. It provides reliable protection, passive balancing, and safe management of packs operating at approximately 19.2V nominal voltage with a continuous discharge current up to 20A.

Specifications

• Cell Configuration: 6S (6 cells in series)

• Battery Chemistry: LiFePO₄ (LFP)

• Nominal Voltage: 19.2V (3.2V × 6)

• Maximum Continuous Current: 20A

• Peak Current: Up to 30A (model dependent, short duration)

• Balancing Type: Passive balancing

• Balance Current: Approx. 30mA to 60mA

• Protection Features:

  • Over-voltage protection

  • Under-voltage protection

  • Over-current protection

  • Short-circuit protection

  • Over-temperature protection

  • Under-temperature protection

• Communication (model dependent):

  • No communication on base models

  • Optional Bluetooth on smart BMS models

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

Features

• Real-time monitoring of each cell’s voltage

• Automatic passive cell balancing during charging

• Built-in protection for over/under voltage, overcurrent, and temperature

• Compact and lightweight for low-to-mid power systems

• Optional Bluetooth monitoring available on specific versions

Applications

• 19.2V LiFePO₄ battery packs

• Small electric scooters, tools, and portable power packs

• Solar and backup energy storage

• DIY LiFePO₄ battery systems

• Light mobility and hobby electronics

Important Notes

• Only suitable for LiFePO₄ (3.2V/cell) batteries

• Ensure proper wiring of balance leads and power terminals

• Charger and load must not exceed 20A continuous rating

• Optional Bluetooth function requires specific DALY Smart BMS version

• Adequate airflow may be needed under high or continuous loads