Digital Transformer Ratio Meter is used to test the turn`s ratio of high voltage windings to low voltage windings of any transformer. Ajit Electronics Co. Offers Digital Transformer Ratio Meter. Ajit Electronics Co. Is the supplier of electronics or electrical testing and measuring instruments like Transformer oil test sets, Spark tester, current injection sets, Relay test sets, Million mega ohm meters, Oil filtration plant and Transformer ratio meter. The Digital Transformer Ratio Meter is available in compact and light weight construction and provides accurate measurements.