Isabellenhütte Heusler GmbH & Co. KG Employee Directory
Semiconductor ManufacturingHesse, Germany201-500 Employees
Isabellenhütte Heusler is a German manufacturer that provides precision current measurement components for automotive and electronics applications. Its product portfolio includes alloys, resistors, and sensors used in systems such as battery management, steering, braking, window operation, and fast charging. The company is family-owned, has a history spanning more than five centuries, and operates globally from its base in Dillenburg, Hesse. Within the semiconductor manufacturing sector, it develops electric resistor materials, thermoelectric materials for temperature measurement, and related sensors for precision measurement technology in the electrical and electronics industry. Its customer base spans the automotive and electronics markets, where accurate current measurement supports safety-critical functions; in December 2025 it announced the PMx pulse load resistor series designed to absorb voltage spikes in automotive power electronics.
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