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Intelligent battery sensor for commercial vehicles (IBS CV)

The shunt-type IBS continuously analyzes the status of either 1 conventional 12-volt lead-acid battery (12 V system) or 2 conventional 12-volt lead-acid batteries in series (24 V system).


The sensor provides information on such key parameters as the State-of-Charge, State-of-Function (power ability) and State-of-Health (aging) of the battery.

Benefits and features

  • Enables reliable engine stop/start function to reduce fuel consumption by 2 to 5 grams of CO₂ per kilometer (WLTP)
  • Supports measures which extend battery life (intelligent alternator/DC-DC control)
  • Helps to avoid vehicle breakdowns by early warning of battery failure and abnormal board net consumption
  • Provides the battery’s State-of-Charge (SOC), State-of-Function (SOF) and State-of-Health (SOH)
  • Variants available for 12 V or 24 V and EU or US battery
Intelligent battery sensor for commercial vehicles (IBS CV)
Intelligent battery sensor with cable

Technical data

  • Measurement range voltage: 12 V: 5 V to 18 V / 24 V: 6 V to 32 V
  • Measurement range current: -2,000 A up to +2,000 A
  • Accuracy SOC: ±7 %
  • Accuracy SOH: ±10 %
  • Accuracy SOF: ±500 mV
  • Operating temperature: -40 °C up to +85 °C
  • LIN communication
  • ASIL B certified

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