The PULSE ELECTRONICS HMU2103NLT is a single channel common mode choke transformer with a short description of XFMR-CMC, SGL, 4.3KVDC, SM, OH NPB. This transformer is designed to effectively suppress common mode noise and provide isolation in electronic circuits with a high voltage rating of 4.3KVDC. With its compact size and high performance, the HMU2103NLT is an ideal solution for various applications requiring noise filtration and voltage isolation.