Company

Who we are

Sermatex Grun Equipamentos Elétricos Ltda is the only company in the Explosive Atmospheres sector that specializes in and is primarily characterized by the development and production of control and signaling equipment, such as pushbuttons, signal lights, rotary switches, circuit breaker actuators, photoelectric relays, drivers, and more. Specializing in these components, its main clients are national and international industries that require high-quality products for use in areas with explosion risks.

1989
Sermatex Consultoria e Comércio Ex Ltda. was created.
1989
1994
The company Sermatex Grün Equipamentos Elétricos Ltda. was founded, beginning its industrial activities with the manufacture of electrical components and accessories for use in explosive atmospheres. To this end, it certifies its products in accordance with INMETRO standards through Cepel.
1994
1998
It is certified by the quality management system according to NBR-ISO 9002/1994, through União Certificadora UC.
1998
2002
Update your quality management system certification according to NBR-ISO 9001:2000.
2002
2006
It certifies its SG-EX-22 control and signaling line and photoelectric relay in accordance with the ATEX directive, through Physikalisch-Technischen Bundesanstalt – PTB of Germany.
2006
2009
It updates its quality management system certification according to NBR-ISO 9001:2008. In addition, it begins operations at its new headquarters.
2009
2010
It expands its product line through the certification of Electronic Ballasts in accordance with INMETRO Ordinance 267, for use in explosive atmospheres.
2010
2015
The SG-EX-22 control and signaling line is certified in accordance with IECEx standards by the Physikalisch-Technischen Bundesanstalt – PTB of Germany.
2015
2016
Updates its IECEx and ATEX certification for the SG-EX-22 line through the SIRA CSA Group. Additionally, certifies the Photoelectric Relay product in accordance with IECEx, CSA/UL standards and the ATEX directive, through the CSA Group.
2016
2017
It certifies its SG-EX-22 and SG-EX-26 control and signaling lines in accordance with CSA and UL standards, through UL.
2017
2025
Obtains RETIE certification, for the Colombian market, for the Control and Signaling Line, through UL.
2025

Our Company

Currently, Sermatex holds a prominent position in the national and international market. We operate in the following sectors: Chemical and Petrochemical Industries, Offshore and Onshore Platforms, Oil Refineries, among others.

Always seeking improvements and innovations, Sermatex Grün has been increasingly standing out due to the development of exclusive new technologies, quality, practicality, and reliability within the Ex sector.

Quality Policy

Promote continuous improvement and effectiveness of the QMS;

Permanently seek the satisfaction of our customers;

Provide the necessary resources to achieve the objectives;

Demonstrate consistency with the vision and strategy for the future of the Company;

Meet the applicable requirements;

Develop and manufacture safe, easy-to-install equipment and accessories with the highest technology for the atmosphere. explosive.

To develop and produce control and signaling solutions for explosive atmospheres, focusing on innovation, safety, and quality for demanding industrial sectors.

To be a global benchmark in technologies for explosive atmospheres, leading with excellence, reliability, and continuous development of solutions for high-risk environments.

Quality, safety, and a commitment to innovation, ensuring the trust of our clients and promoting a culture of integrity and continuous improvement.

Sustainability: together for a greener future

At Sermatex Grün, sustainability is not just a commitment, but a central pillar of our purpose. Our name, “Grün” – which means green in German – reflects our goal of building a more sustainable world. This concept guides every decision, reflecting our dedication to integrating cutting-edge technology with solutions that respect and preserve the environment.

We believe that innovation and sustainability are complementary forces. Therefore, we continuously invest in processes that reduce environmental impact, promoting energy efficiency, waste minimization, and the conscious use of resources. Our work is more than developing products and services; it is an active contribution to the future of the planet.

How can you contribute?
A sustainable future depends on joint action. Here are some ways to make a difference:

Choose sustainable companies: Opt for brands like Sermatex Grün, which prioritize responsible practices. Adopt conscious practices: Reduce waste, recycle materials, and value the circular economy. Encourage green innovation: Support technologies and projects that promote a balance between progress and the environment. Spread the word: Promote awareness of the importance of sustainability in your social and professional circles.

Together, we can build a future where development and care for the planet go hand in hand. Sermatex Grün: technology, innovation, and sustainability for a better world.

Infrastructure

It is vitally important for our business to have an infrastructure prepared to meet the expectations and maintain the trust of our clients.

Therefore, we have a specialized workforce, appropriate quality control management to maintain the quality of our products, and a wide variety of measuring instruments and testing equipment that assist us in quality assurance, as well as in the continuous improvement of our products.

Currently, our infrastructure involves specialized internal sectors, and in order to improve the management of quality control processes, Sermatex Grün has implemented centralized business management on the SAP platform.

Furthermore, in our pursuit of constant innovation, development, and ensuring the quality of our products, we have an internal laboratory capable of carrying out tests stipulated in applicable standards, such as:

  • Climatic chamber for conducting tests in high temperatures and humidity.
  • Cold storage chamber (minimum temperature of -65°C).
  • Cold storage chamber for lighting fixtures (minimum temperature of -35°C).
  • Faraday cage
  • Burn-in tests
  • Overpressure tests.
  • Impact Tests.
  • Applied Stress Tests.
  • Electromagnetic Compatibility Tests.
  • Protection Rating Test (IPX5 and IPX6).
  • Pneumatic Test Rig for product performance testing.
  • Differentiated source for testing at different frequencies.
  • Sound level meter for verifying sound intensity.
  • Vicat test for verifying the sealant compound.
  • Lux meter for testing the operating level of the photoelectric relay.

Sematex Grün guarantees the ability to simulate various tests in the most critical situations in the Ex sector; therefore, its quality and excellence are making Sematex Grün increasingly recognized worldwide.

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