Jiaxing Haihan Electron Co.,LTD supply to High ratio vertical current transformers are avalable in a wide range of sizes and materials to meet any AC current sensing needs,our general purpose designs are made from the highest quality silicon steel cores available,and meet most of the common AC current measurement needs, magnetics offers DC immune models that are designed to provide sensing of AC current where DC offsets also exist,all products are offered in standard sizes,with the most popular turns rations.