Current Transformer with DC immunity series is a star product. CT core is quite different from the traditional ones foreign CT manufacturers used to use. Its created and developed by our engineers after great efforts fews years ago. This kind ofCT have been approved and purchased in bulk by national and international meter manufacturers.

CTis one of the key measurement components in the meter.The meter accuracyis decided by the CT accuracy. Oswell is always insisting on supplying high quality parts for the customers,so we pay more attention on the production andprocess control. We are the ISO9001-2008 company and always responsible for the quality.