Serv Trayvou Interverrouillage

No Compromise On Safety

For 128 years, STI trapped key interlocks product range meets the safety and security needs of a wide range of industries including Railway, Energy, Chemical, Petrochemical or Food and Beverage. Originally developed for railway applications, STI products have quickly been accepted by the industry as the benchmark for efficiency, reliability for both people & equipment safety.

How a Trapped Key Interlock Solution Works

Reduce Risk, Protect Personnel & Eliminate Human Error!

A trapped key solution will enhance your current safety procedures, maximising your protection as well as other employees’ when performing procedures around dangerous machinery and equipment. Learn more and watch the full video.

Our sectors

News & Insights


October 13, 2022

We are Sentric Group

  We are proud to announce that we have become a part of the Sentric Group. The Sentric Group is […]


February 14, 2022

The Importance of a Secure Loading Bay Environment

Loading Bay Security can be critical to the goods manufactured, sorted, or stored at a facility. It is especially important […]


January 12, 2022

Are Your Loading Bay Safety System Maintenance Costs Cutting into Profit?

The loading bay is an essential part of any manufacturing company, warehouse, or distribution center. It is what allows the […]

Global Headquarters

Contact Details

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1ter Rue du Marais – Bât. B

93106 Montreuil Cedex


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+33 1 48 18 15 15

FAX +33 1 48 59 68 50