23S-50A LiFePO₄ (LFP) BMS — JBD Model

Overview
The JBD 23S-50A BMS is designed for 23-series LiFePO₄ battery packs with a nominal voltage of 73.6V. It supports continuous discharge currents up to 50A and offers comprehensive protection, passive balancing, and smart communication features for safe and efficient battery management.

Specifications

• Cell Configuration: 23S (23 cells in series)

• Battery Chemistry: LiFePO₄ (LFP)

• Nominal Voltage: 73.6V (3.2V × 23)

• Maximum Continuous Current: 50A

• Peak Current: Typically up to 70A–90A (short bursts)

• Balancing Type: Passive balancing

• Balance Current: Approximately 30mA to 100mA

• Protection Features:

  • Over-voltage protection

  • Under-voltage protection

  • Over-current protection

  • Short-circuit protection

  • Over-temperature protection

  • Under-temperature protection

• Communication:

  • Bluetooth (optional)

  • UART / RS485 / CAN

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

Features

• Real-time monitoring and balancing of individual cells

• Automatic passive cell balancing during charging

• Full protection for voltage, current, and temperature extremes

• Bluetooth-enabled remote monitoring via JBD app (model dependent)

• Robust design suitable for mid-to-high power battery systems

Applications

• 73.6V LiFePO₄ battery packs

• Electric vehicles including e-bikes and scooters

• Solar energy storage and off-grid power systems

• Backup power and portable battery packs

• DIY high-voltage battery pack projects

Important Notes

• For use exclusively with LiFePO₄ (3.2V per cell) battery chemistry

• Proper wiring of balance leads and power terminals is essential

• Charger and load currents should not exceed 50A continuous rating

• Bluetooth and smart features available on specific BMS models

• Adequate cooling recommended for high continuous current use