The High Efficiency Contactor (HEC) from Sensata Technologies – the intelligent switching solution for next-generation electric vehicles. Designed to support seamless 400V and 800V battery configurations, the HEC enables full compatibility with ever-changing charging infrastructure while improving safety, efficiency, and system integration.

With its patent-pending technology featuring mechanically synchronized contacts, ultra-low contact resistance, and bistable design, the HEC delivers robust performance in demanding automotive, truck, and bus applications, including vehicle-to-grid charging, autonomous driving, and megawatt charging.