About

About Us

Practical trapped-key interlocking solutions for safer industrial access.

Who We Are

Practical Safety Through Controlled Access

Application-Focused Interlocking Solutions

Trushare supplies trapped-key interlocking products for industrial safety applications. Our product range includes bolt interlocks, mechanical time-delay units, key exchange boxes, access interlocks and coded system keys.

We help customers identify suitable configurations based on their equipment, energy sources, access points and required operating sequence. Our solutions support safer isolation, controlled access and defined restart procedures in demanding industrial environments.

Company Highlights

Safety Built Into Every Sequence

Years of Castell Heritage
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Core Product Families
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Clear Safety Sequence
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Application-Focused Selection

Products are selected around your equipment, energy sources, access requirements and operating sequence.

Clear Sequence Control

Mechanical key transfer helps enforce a defined order for isolation, access and safe restart.

Configurable Product Range

Interlocks, time-delay units, key exchange boxes, access locks and coded keys can be combined around the application.

Need help selecting the right interlocking configuration?

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