... is smaller 30%, thiner 40%, lighter 40% than EI type transformer. 2. R-Type isA. Feature ... Type transformer has no noise, that is more better than other type transformers. 5. Compare with Toroidal transformer ... advantage, such as powerful function, more reliability, better insulation and easy to install. 6. Compared ... but the Reliability and quality are more better than them. 7. R-Type transformer can ...