Selling various types of manganese zinc and nickel zinc magnetic ring inductors, including T8 * 4 * 3, T9.5 * 5 * 5, T9 * 5 * 3, T10 * 6 * 4, T12 * 6 * 4, T14 * 6 * 4, T16 * 12 * 8, etc.