Because there are so many different makes and models of current transformer testers on the market, the features they include can vary. Make sure that the tester you choose is capable of performing the tests that you need and that it can supply you with the needed data.

Most of the current transformer tester units that people will be using today are small and portable, although there are some larger models in use. The advantage of the smaller models is that they are lightweight and easier to carry from one spot to another. 

Different types of testers have the capacity to offer various types of tests. Some can perform saturation tests, ratio and polarity tests, current tests, demagnetization, insulation resistance tests, and more. Quality pieces of equipment can provide users with the data they need, as well. They can store and print the data, as needed.

Current transformer testers are a type of testing equipment used in the electrical field. As the name of the item suggests, the tester is designed to check the current to make sure it falls within a certain range.

Quite a few different companies are making current transformer testers today. Some of the manufacturers include Vanguard, Megger, Omicron, Magnus, and ISA.