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With +90 years of experience in the manufacture of glass insulators that are in service in more than 120 countries, La Granja Insulators is a reliable key partner in the development of improved, safer, and more sustainable lines.

We help to achieve a more efficient and lasting management of electricity transmission systems, contributing to the sustainable development of the planet through an expert team working in the sector.


Our in-house line of silicone RTV application, allows us to offer the finished product with 100% quality control in the production process. These insulators are specially designed for extremely polluted environments thanks to the minimisation of leakage currents and ensuring the life of the insulator while reducing operating and maintenance costs.


By going one step further, applying the most advanced technologies together with our know-how based on our proven experience and a historical database, LGI is in the process of transforming itself to offer not only a product but also a predictive artificial intelligence service, which together with the monitoring of the insulators, anticipates the problem to act just in time. We are glad to introduce you our Xpertise-Smart Insulation solution.




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