smallBMS with pre-alarm

smallBMS with pre-alarm

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A simple and low cost alternative to the VE.Bus BMS

The Battery Monitor BMV-712 Smart is not only a simple and low cost alternative to the VE.Bus BMS but also a sophisticated battery management system from Victron Energy. It offers a comprehensive set of features to ensure optimal performance, longevity, and safety of your battery system. With its advanced monitoring capabilities, the BMV-712 Smart provides real-time insights into your battery's state of charge, health, and other critical parameters.


  • Battery Voltage: Monitors and displays the battery voltage.
  • Battery Current: Measures the current going in or out of the battery.
  • Consumed Ah: Keeps track of the consumed energy to provide a clear picture of the remaining battery capacity.
  • State of Charge (SOC): Provides a real-time percentage representation of the remaining battery capacity.
  • Time to Go: Estimates the time remaining until the battery is fully charged or discharged.
  • Visual and Audible Alarm: Alerts for over and under voltage, and/or battery discharged.
  • VE.Direct: Offers a unique connection port for accessories and can be connected to a computer or smartphone for monitoring and configuration.
  • Bluetooth: Enables the setup and monitoring of the battery system via VictronConnect app.
  • Historical Data: Stores up to 30 days of historical data, providing insights into the usage patterns and battery health.
  • Supply Voltage Range: 6.5 – 70 VDC
  • Battery Capacity (Ah): 20 – 9999 Ah
  • Operating Temperature: -20°C to +50°C
  • Current Consumption, Backlight Off: < 1 mA
  • Input Voltage Range, Auxiliary Battery: 2 – 35 V
  • Resolution: Current ± 0.01 A, Voltage ± 0.01 V
  • Dimensions (HxWxD): 69 x 69 x 31 mm
  • Dimensions: 69 x 69 x 31 mm

This product comes with a 5-year warranty.