Current Transformers

High-Accuracy Current Transformers – Split-Core & Rogowski CTs for AC Monitoring

Hqsensing provides a wide range of split-core current transformers and flexible Rogowski coils, engineered for fast installation and high-accuracy measurement from low to high AC currents. Our CTs support Class 0.2S and 0.5S instruments as per IEC 61869-2, IEC 62053-22, and ANSI C12.20, delivering minimal phase angle error for precise power and energy monitoring. All models are certified with UL/EN/CSA 61010-1, UL 2808 listing, CE, and RoHS 3, ensuring compliance with the latest NEC 2017 code and global safety standards for field-installed CTs.