MAXKGO LTC6811 13-24S 70A Smart VESC BMS Lithium ion Battery Protection Circuit Board For E-scooter / E-car / E-bike-/ E-skateboard

MKBMS-SS is based on the modular BMS of LTC6811 and STM32 MCU. It is a full-featured BMS for electric electrical motorbike，light electric vehicles and electric skateboards. It is a smart mini BMS that integrates charging protection, discharge protection, temperature protection, passive balance.（The factory default setting is 24S. If you need to change it, please modify it yourself.）

This smart BMS is VESC and FSESC® compatible and ensures the safety and longevity of your battery. With a 70A output, you can confidently rely on its advanced protection features for a smooth and efficient ride.

Firmware & software repositories are available click here： MAXKGO

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
• Max. Continuous discharge / regen 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.

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