MAXKGO Smart BMS Board 24S 70A Lithium Battery Charging Protection Board For E-scooter / E-car / E-bike-/ E-skateboard

Firmware & software repositories are available click here： MAXKGO

Tutorial on MAXKGO BMS settings with VESC

Spec:

• Cell voltage operating range:2V-5V
• Recommended series cell:18S-24S
• Charge Voltage:48V-104V
• Charge Current：≤10A
• Abs. Max battery voltage: 120V
• Minimum operating voltage: 28V
• Continuous charging current: 10A
• Over charge detect and release voltage: 2V-5V
• Over charge protection delay: ≥4ms
• Discharge current: ≤70A
  
• Discharge voltage:48V-104V
• Over discharge detect and release voltage: 0-5V
• Over current detect delay:≥4ms
• Discharge over current protection release condition: off load
• Short Circuit detect voltage:short circuit of external load
• Short Circuit detect delay: 320us
• Short Circuit protection release: off load
• Battery pack capacity and internal resistance detection: Yes
• Balance current: 50mA @4.2V
• Temp Protect: -20℃—+120℃
• Working Temp Range:-20℃—+80℃
• Storage Temp Range: -20℃—+100℃
• Working current: ≤40mA
• Sleeping current: ≤100uA
• Size: 109 x 40mm
• Net weight: 126.7g
• Packing size: 140 x110 x 50 mm
• Package weight: 370.3g
• Including outer carton size: 170*120*100mm
• Weight with outer carton: 420g

Feature:

• Compact layout and mini
• Using aluminum alloy material shell, better heat dissipation.
• Automotive grade design, automotive grade locking connector.
• Configuring and firmware upgrades over USB through the MAXKGO-BMS-TOOL and ENNOID-BMS-TOOL.
• Automotive grade monitoring & balancing IC with separate power supply for increased reliability
• Voltages measurements for load, charger & battery pack
• Bi-directional current monitoring
• SOC based on coulomb counting
• Humidity sensor & board temperature monitoring
• Charger detection circuit
• Integrated precharge circuit
• Power button, USB-C, UART, I2C & isolated CAN bus interface
• On board High-Efficiency 3.3V regulator powered from the main battery pack
• High current capacity automotive grade screw connectors for main power connections
• Buzzer & status LED
• Support overcharge/discharge/over current /temperature protection,and have thermal management/balance function(active balance and passive balance).
• Support almost all lithium batteries such as lithium ion battery, lithium polymer battery, lithium phosphate battery, etc.

Video: