Electric Service Company

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Cincinnati, OH  |  800-232-9002

Electric Service manufactures and repairs electric transformers from 500 kva-10MVA with primary voltages from 2400kV-69kV. Our in-stock sizes for new and used copper wound dry type transformers and oil-filled padmounts run from 500kva-2500kva with 2.5, 5 & 15kV primaries. For emergencies, we can have our units on the road to you in under 3 hours—night or day.

Electric Transformers Power Pages

Electric Transformers

Electric Transformers

Electric transformers are static electrical machines that transform electric power from one circuit to the other without changing the frequency. An electrical transformer can increase or decrease the voltage with...

Isolation Transformers

Isolation Transformers

An isolation transformer, just like typical transformers, is a non-moving device that transmits electrical energy from one circuit to another without requiring any physical contact. It works on the idea of magnetic...

Power Transformer

Power Transformer

Power transformers are electrical instruments used in transmitting electrical power from one circuit to another without changing the frequency. They operate by the principle of electromagnetic induction. They are used in transmitting electrical power between...

Three-Phase Transformers

Three-Phase Transformers

An electrical transformer is a passive machine that transfers electrical energy from one circuit to another using a magnetic flux to induce an electromotive force. Transformers are used to increase (step-up) or decrease (step-down) voltages without changing the frequency of the electric current...

Toroidal Transformers

Toroidal Transformers

A toroidal transformer is a type of electrical transformer constructed with a torus or donut-shaped core. Its primary and secondary windings are wound across the entire surface of the torus core separated by an insulating material...

Types of Electric Transformers

Types of Electric Transformers

Electronically operated equipment depends on power transformers to convert electrical currents into voltage. Current transformers store and transport energy through power lines and grids...

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