According to the most important safety and standards agency in the United States and adopted by most Latin American countries, the NFPA, several dozen people died from electrocution in 2021 alone. The experimental results presented show that the model can achieve good accuracy in classifying the conditions of the Electrical Outlets. Keywords: Preventive Maintenance, Electrical Outlets, Vision Transformer, Artificial Intelligence, Computer Vision. 1.Introducción Según la National Fire Protection Association (NFPA), 126 trabajadores murieron por exposición a la electricidad en 2020 (Campbell, 2022). El mantenimiento preventivo es la inspección realizada a cualquier tipo de sistema o aparato con el fin de evitar dentro de lo posible la mayor cantidad de daños imprevistos (Botero, 1991).