Single-phase transformers are basic electrical devices used in the conversion of electrical energy from one voltage level to another. They are commonly found in household and small commercial uses. Single-phase transformers consist of coils wound on a core with two windings (primary and secondary). Electrical energy is transferred to the secondary winding by magnetic induction when applied to the primary winding, resulting in the conversion of voltage and current. The main advantages of these transformers include their simple design, low cost, easy installation and ease of maintenance. Single-phase transformers are ideal for meeting the voltage needs of household electrical appliances and provide reliable power distribution. Single-phase transformers play a fundamental role in electrical engineering and electrical systems and are widely used in power distribution processes.