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Battery Management System (BMS) App

Battery Management System (BMS) Monitoring App

Real-time monitoring and control for your lithium battery systems

Battery Status

4%
49.15V
Total Voltage
5.37A
Current
263.94W
Power
31.7°C
Temperature

Individual Cell Voltages

3.531V
3.534V
3.276V
3.535V
3.533V
3.531V
3.528V
3.529V
3.545V
3.529V
3.555V
3.530V
3.538V
3.537V

Real-time Monitoring

Monitor battery voltage, current, power, and temperature in real-time. Track individual cell voltages to identify imbalances.

Charge/Discharge Control

Remotely control charging and discharging switches. Enable or disable battery operation as needed for safety and efficiency.

Automatic Cell Balancing

Trigger automatic voltage balancing to ensure all cells maintain similar charge levels, extending battery life and performance.

Temperature Monitoring

Monitor multiple temperature sensors to prevent overheating and ensure safe operation under various conditions.

Historical Data

Access historical performance data to analyze battery health over time and identify potential issues before they become critical.

Calibration & Settings

Calibrate voltage and current sensors for accurate readings. Configure system parameters to match your specific application.

Download the BMS App Now

Available on Google Play and the App Store for Android and iOS devices

Get it on Google Play Download on the App Store
72V 20AH Lithium-Ion Battery Specifications

Basic Parameters

Battery Model: 72V 20AH
Battery Type: Lithium-ion rechargeable battery
Production Process: 20S 4P
Standard Voltage: 72V
Battery Capacity: 20AH
Dimensions: 280×170×90 / ×225×55×75mm
Weight: Approx. 6.5KG

Cell Parameters

Cell Brand: SAMSUNG
Cell Model: INR21700-50G
Cell Type: Lithium-ion rechargeable battery
Nominal Voltage: 3.6V
Nominal Capacity: 5000mAh
Max Continuous Discharge: 9.8A Continuous
Charge Cut-off Voltage: 5A, 4.20V, CCCV 100mA cut-off
Discharge Cut-off Voltage: 9.8A, 2.5V cut-off

BMS Specifications

BMS Brand: JBD/ANT/JK
BMS Selection Criteria: Determined by discharge current, battery dimensions, or customer requirements
Installation: Built into the battery pack
Communication: Bluetooth and WiFi
Compatibility: Supports iOS and Android systems
Functions: Real-time monitoring, remote control
Optional Extensions: CAN BUS/RS485/GPS (Customizable)

Battery Pack Performance

Charge Cut-off Voltage: 84V (Full charge state, charging stops)
Discharge Cut-off Voltage: 50V (Automatic protection activates, discharge stops)
Rated Discharge Current: Calculated based on motor power
Continuous Discharge Current: Determined by BMS current rating
Peak Discharge Current: Determined by motor power and BMS peak current capacity

Charger Specifications

Input Voltage: Universal 110V~240V (Worldwide compatibility)
Output Current: Standard 84V 5A
Charging Method: Constant Current & Voltage (CC & CV)
Charging Time: 80% capacity in 3 hours
Full charge in 4-5 hours
Plug Options: Country-specific cords available (US/EU/UK/AU standards)

Temperature Specifications

Battery Operating Temperature: Charging: 0 to 60℃ (Recommended < 45℃ during charging)
Discharging: -20 to 60℃ (Must maintain < 60℃ during discharge)
Charger Operating Temperature: 0 to 60℃ (Recommended < 45℃ during charging)

Important Notes

State of Charge (SOC):

  • Optimal: Maintain 40-60% (3.7-3.8V per cell)
  • Prohibited: Long-term storage at <10% or 100% SOC (accelerates aging)

Temperature Control:

  • 15-25°C: Ideal environment (<2% annual degradation)
  • -20~45°C: Permissible range (requires SOC control)
  • 50°C or <-30°C: Strictly prohibited (hazard risk)

Physical Protection:

  • Avoid compression/impact (even with ABS casing)
  • Keep away from metal objects to prevent short circuits

Recommendations:

For long-term storage (>1 month), perform periodic brief charge/discharge cycles to maintain lithium-ion activity and ensure normal energy output. We recommend performing a shallow cycle (30%→80%) every 3 months.