HCMA High Current Automotive Grade Power Inductors Coiltronics / Eaton Automotive Grade Inductors are AEC-Q200 Grade 3 qualified with high current carry capacity and low core losses. These devices are magnetically sealed with low EMI and are halogen free, lead free, and RoHS compliant. Applications for Coiltronics / Eaton Automotive Grade Inductors include body electronics, infotainment and cluster electronics, advanced driver assistance systems, as well as chassis and safety electronics.