Clarios Expanded Battery Monitoring Service to Europe

Commercial fleet operators can now use remote battery tracking to reduce downtime and maintenance costs.

Updated on Sept. 26, 2026 in Electric Vehicles

A close-up view of a brass electrical sensor attached to a black truck battery cable inside an engine compartment. — Clarios has expanded its remote battery monitoring service to Europe, allowing fleet operators to track battery health and minimize vehicle downtime through real-time data. AI Illustration. Upload story photo >

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Clarios has expanded its Battery Manager subscription service to the European market, allowing commercial fleets to remotely monitor battery health for 12-, 24- and 48-volt systems. The service, which tracks state of charge and end-of-life status, currently supports approximately 1,100 vehicles across 20 fleets.

Why it matters

By providing real-time data on battery health and failing starters, the service helps fleet managers avoid costly roadside breakdowns and minimize vehicle downtime. This proactive monitoring approach aims to reduce annual maintenance expenses by approximately $500 per truck.

Subscription fees for the monitoring service reach up to $15 per vehicle monthly, totaling $180 annually. Clarios estimates that a large fleet of 50,000 trucks could realize $25 million in annual savings through these insights.

The players

Clarios

A global manufacturer of advanced battery technologies and energy storage solutions for various vehicle types.

The details

Technicians enable the service by installing an aftermarket sensor on the battery's negative post. Once installed, the sensor and a gateway transmit data to the cloud, where it is analyzed and accessed via the ConnectHub mobile app. The system continuously reports on low states of charge, failing alternators, and battery end-of-life cycles, providing maintenance teams with data before a total failure occurs.

March 2026: Battery Manager Pro was first introduced.
Early September 2026: The service was active on 1,100 vehicles.
September 14, 2026: Clarios announced the official European expansion.
October 2026: Clarios expects to surpass 2,000 connected vehicles.

The Home Front

The expansion reflects a growing move toward data-driven predictive maintenance in the commercial transport sector. This trend replaces manual inspections with automated cloud-based monitoring to better manage asset life cycles.

While this service is currently targeted at commercial fleets, owners of consumer vehicles with complex 12-volt systems may see similar diagnostic features integrated into future vehicle apps. Keep documentation of your battery replacement history and check your vehicle's health monitoring software for similar alerts.

The takeaway

Proactive battery monitoring can significantly lower operating costs by identifying faults before a total vehicle failure occurs. Fleet managers should evaluate the $180 annual monitoring cost against their current budget for emergency roadside service and downtime losses.