Image of AUMOVIO's semi-transparent eRTS sensor technology concept car. E-Motor Rotor Temperature Sensor (eRTS) technology offers more precise alternative to algorithm-based heat projection in permanent magnet synchronous EV motors.

Sensors for EVs

As the focus of global mobility increasingly shifts to electric vehicles, we have developed new and innovative solutions to further ensure the highest levels of road safety and to improve performance.

Our unique sensors designed specifically for electric mobility protect essential components of the battery electric vehicle (BEV) and increase the operational reliability of electric mobility systems.

Crash, battery, and current sensors

Close-up view of a current sensor module featuring a black rectangular housing with two large copper busbars extending from each side. The design includes a connector port on top for electrical interface, combining shunt and Hall effect measurement for precise current monitoring in automotive applications.

Current sensor modules (CSM)

We have developed shunt- and Hall-based current sensors, and battery pack monitoring in high-voltage battery management systems for electric or hybrid vehicles.

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Close-up view of a digital temperature sensor featuring a compact rectangular housing with a black connector port and a cylindrical probe extending downward. The design emphasizes precision temperature measurement for automotive or industrial applications.

Digital temperature sensor

The digital temperature sensor with its minimum intrusive design improves the performance and reliability of the thermal management system in electric vehicles.

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Image of a bidirectional pressure sensor assembly consisting of a coiled translucent tube connected to two black sensor modules at each end. The design highlights flexible installation for monitoring pressure in automotive systems.

Battery impact detection (BID)

The measurement principle of the existing pedestrian protection system can be applied to the high-voltage battery. This allows to sense the type of impact and to warn the driver accordingly.

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eABC – advanced breathing cap (detailed view)

Advanced breathing cap (eABC)

The advanced breathing cap (eABC) combines battery breathing, venting and thermal run-away detection in one product.

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Our e-motor sensors portfolio

Image showing a rotor position sensor with its cover removed, revealing internal green circuit board and electronic components. A separate small sensor module is placed next to it, illustrating the advanced design for precise rotor position detection in electric drive systems.

E-motor sensors

Our advanced e-motor sensors are designed to deliver precise, real-time data for electric motor applications. By monitoring key parameters such as speed, position, and temperature, they enable optimized performance and enhanced safety.

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Image showing a rotor position sensor with its cover removed, revealing internal green circuit board and electronic components. A separate small sensor module is placed next to it, illustrating the advanced design for precise rotor position detection in electric drive systems.

E-motor rotor temperature sensor (eRTS)

The temperature sensor measures the rotor temperature close to magnets in e-motors using wireless signal transmission.

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Close-up view of an automotive rotor position sensor featuring a round black housing with four mounting holes and an integrated connector port. The design ensures precise rotor position detection for electric motor control in hybrid and electric vehicles.

E-motor rotor position sensor (eRPS)

High-speed inductive rotor position sensor measuring the angular position of the rotor shaft in synchronous electric motors.

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Close-up of a rotor speed sensor featuring a slim metallic probe and a black connector housing with a mounting flange. The design emphasizes accurate speed measurement for electric motor applications in modern vehicles.

E-motor rotor speed sensor (eRSS)

Stand-alone, contactless, active sensor providing the speed and direction of the asynchronous motors by detecting the rotation of a ferromagnetic encoder wheel mounted on the rotor shaft.

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Detailed view of a transmission speed sensor with a metallic cylindrical probe and a black connector housing. A green sealing ring is visible near the base, ensuring secure installation and protection against fluid ingress in automotive transmissions.

E-motor transmission speed sensor (eTSS)

Stand-alone, contactless, active sensor providing the speed and direction of the asynchronous motors by detecting the rotation of a ferromagnetic ancoder wheel mounted on the rotor shaft.

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