Profile: Royal Electricals is a manufacturer of electrical transformers, power & distribution transformers, dry type transformers and furnace transformers. Our distribution transformer is the kind that offers complete voltage transformation in the electric power distribution. This type of transformer is known to possess the highest level of power and as well as high voltage rating. The kind of cooling method that is used helps in determining the power rating and ideally some of the most commonly used methods include using oil or other kind of heat-conducting material. There are different types of transformers available and ideally they can be categorized on the type of insulation, number of phases, voltage class and basic impulse insulation level.