Good magnetic ring New design leakage protection core can replaces permalloy with high permeability, low coercivity and low loss.Our high property iron core is sensitive to weak leakage current and has good resistance to impact of large current and has good temperature stability and can work in -25℃-100℃.So the best magnetic ring can be widely used to the leakage protection switch. Specification of excellent magnetic iron core FAQ 1. Q: What information do I need to supply when I have an inquiry? A: If you have any inquiry, please supply the following items,such as the type, dimensions, sizes, quantities and so on. 2.Q: How long does it take to prepare the sample ? A: It takes 1-3days to prepare the sample. 3.Q: What about the delivery time of our products? A: If we have stock,it will take 3-10days. If you need your designs,, we will produce it as soon as po…