About Us

Your Needs, Our Solutions

Rectificadores Guasch, S.A.U. is a private, independent company specialising in power electronics solutions, with over 40 years' experience in demanding industrial applications. From our facilities in Barcelona, we design, manufacture and integrate power systems and equipment for environments where reliability and robustness are critical factors.

Our activity combines our own engineering and internal production capacity, allowing us to cover the entire process: from technical development and manufacturing to assembly and final verification. This comprehensive control guarantees traceability, quality and technical consistency in every project, adapting to the specific requirements of our customers.

In addition to designing and manufacturing our own components such as heat sinks, cold plates and press-pack presses, we develop and assemble complete equipment integrating semiconductors and components from our distributed brands. In this way, we offer global solutions ready for integration into industrial systems.

We work for sectors such as railway traction, UPS/SMPS, energy conversion, industrial induction and renewable energies, actively participating in national and international projects. Our commitment to technical excellence, continuous improvement and rigorous compliance with our commitments has consolidated long-term relationships of trust with our customers.

Your Needs, Our Solutions
Our Mission
Our Mission

Generating sustainable value for customers, employees, society and shareholders by designing and manufacturing solutions for the control and transformation of electrical energy, ensuring reliability, efficiency and respect for the environment.

Our Vision
Our Vision

To consolidate our position as a benchmark in the design, manufacture and supply of specific solutions for power electronics, actively participating in national and international projects with a high technical level and a long-term commitment.

Our Values
Our Values

We act with integrity and responsibility, backed by more than 40 years of industrial experience. We are committed to technical excellence, continuous improvement, flexible management and constant innovation as the pillars of our corporate culture.

Quality policy and certifications

At Rectificadores Guasch, S.A.U., we work with a quality management system that complies with the requirements of the international standard. ISO 9001:2015, certified by an accredited body. This certification attests that our processes are designed and verified to ensure that our products and services comply with our customers' requirements and market expectations.


Our Quality Policy defines the Management's commitment to quality, customer satisfaction, continuous improvement and the active participation of our entire team. This document serves as a reference framework for establishing and reviewing quality objectives, implementing efficient processes and promoting a culture of excellence throughout the organisation.