Performance Testing and Consulting for Gas Sensors
SIL Engineering & ATEX Laboratory
Our Services
SEAL brings together two divisions: SIL Engineering, specialized in Functional Safety consulting, and Atex Laboratory, dedicated to product testing in the field of gas detection.
We operate in Italy and across Europe, providing support to companies, certification bodies, and end users with advanced technical expertise in the industrial safety, refrigeration, and hydrogen sectors.

SIL Engineering
Consulting in electronic design and Functional Safety, with testing and test reports in compliance with the main international and European standards in the fields of Security/Safety, Refrigeration, Hydrogen, Off-Gas, and Biogas.

ATEX Laboratory
A laboratory dedicated to product testing and gas detection, providing test reports performed according to ISO 17025 and under the supervision of certification bodies such as CESI and TÜV Süd.

Who We Are
SEAL integrates the specialized consulting expertise of SIL Engineering with the experimental activities of the Atex Laboratory, delivering product testing and test reports in full compliance with European and international standards.
We operate in the Security/Safety, Refrigeration, Hydrogen, Off-Gas, and Biogas sectors, supporting companies and certification bodies with performance tests conducted according to ISO 17025 and the main gas detection standards.
Contact us
Let’s verify together the real performance of your gas sensor. Fill out the form or send us an email and tell us about your needs — our team will guide you in choosing the most suitable tests and certifications.
- Viale Lombardia, 36
20006 Pregnana Milanese (MI)