ANT 400A Smart Bluetooth BMS – 20S to 30S, 1000A Peak - Li-ion

This is the newest version of the ANT 400A BMS, designed for serious high-discharge lithium battery builds. With built-in Bluetooth, cross-platform app support, and full protection features, it’s ideal for high-performance EVs, aviation, solar storage, and industrial battery packs.

Key Specs:

• Max Continuous Discharge: 400A

• Peak Discharge (10 sec): 1000A

• Supported Cell Types: Li-ion, LiPo, LiFePO4, LTO

• Supported Configs:

  • Li-ion: 24S to 30S

  • LiFePO4: 26S to 30S

• Balance Method: Passive

• Balance Current: 100mA

• Built-in Bluetooth: Yes (Android/iOS support)

• Voltage Detection per Cell: 0–5V (typical error <10mV)

• Temp Monitoring: -40°C to 125°C (with included sensors)

• Power Supply: Self-powered by battery (20V–120V)

• Current Sensing: -200A to 500A with <0.5% FSR error

• Operating Power Consumption: <4mA

• Standby Power: <2mA

• SOC Estimation Accuracy: <8% under standard use

Included in Package:

• ANT 400A BMS (pre-configured for your selected pack type)

• Wiring harness with battery leads

• Multiple temperature sensors

• Power-on wires

• App download instructions for iOS, Android, and PC

Optional Add-Ons (Sold Separately):

• 2.8” or 4.3” LCD display screen

• USB PC adapter for wired diagnostics

• CAN/RS485/Modbus modules (custom order required)

Compatibility Notes:

• The 400A model supports 24S–30S Li-ion or 26S–30S LiFePO4 configurations.

• LCD displays above 24S may not be compatible unless using the 2.8” screen.

• App and LCD cannot be used simultaneously.

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