Puerto Peñasco Photovoltaic Power Plant

Last February 17 President Andrés Manuel López Obrador inaugurated the first stage of the Photovoltaic Power Plant in Mexico, one of the largest in Latin America built by SESELEC in the state of Sonora.

Inauguration of the Puerto Peñasco Photovoltaic Power Plant

The event was attended by the President of the United Mexican States, Mr. Andrés Manuel López Obrador, the Governor of the State of Sonora, Mr. Alfonso Durazo Montaño, as well as Rocío Nahle, Secretary of Energy, Manuel Bartlett Díaz, General Director of the Federal Electricity Commission (CFE) and Luis Cresencio Sandoval González, Secretary of National Defense.

Its Construction

The Puerto Peñasco Phase I Photovoltaic Power Plant is the first stage built by SESELEC that will generate 120 Megawatts and more than 12 Megawatts with battery backup.

More than 278 thousand high efficiency solar panels were used.

Electrical Infrastructure

The Puerto Peñasco photovoltaic power plant has a high voltage infrastructure including a 115 kV elevating substation, a 25 km 115 kV transmission line and an expansion of the CFE’s Puerto Peñasco 115 kV maneuvering substation.

Facts rather than words

Electric Substations

Public and private SE’s
in 115 / 230 / 400 kV installed
in the period 2014 – 2022


Executed and  
interconnected in
the last 3 years

Solar PV

projects in the last 5 years 
(from 500kW to 150MW)

kms LT installed

We have installed high voltage transmission lines in 115/230/400kV, medium voltage lines and OPGW in existing LT’S


Street lighting systems installed and commissioned

We are a company certified in the Integrated Management System

ISO 9001:2015; ISO 14001:2015 ; and ISO 45001:2018

With more than 45 years of experience providing turnkey services and solutions, SESELEC has positioned itself among its customers as the best partner for their projects, knowing that it has all the capacity and resources to go beyond..
SESELEC is always moving forward to deliver every project on time and with excellence.


International expansion is a permanent objective of SESELEC. We are a recognized firm in Mexico and Spain as well as in international markets.

We have served with excellence to public and private sector clients. Our projects have been distributed throughout the Mexican Republic, from Chiapas to Baja California; and in Latin American countries such as: Cuba, Nicaragua, Chile, Panama and Colombia. Since 2019 we have permanent establishments in Europe to undertake projects in Spain and Portugal.

Our Projects

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Services and Solutions

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Our Main Clients

Servicios & Soluciones Electromecánicos S.A. de C.V.

[email protected]