Trapped key interlock solutions enforce a predefined sequence of operation and allow for (electronic) management and monitoring of complex interlocking sequences.

Valve Position Indicators signal the open and closed position of your manual valves to your control room. They offer a universal solution for all your manual multi-turn valves and gearboxes.

Improve your operator’s efficiency and convenience with our portable actuators. They operate your heavy or large manual valves in a fraction of the time.

Operate your manual valves from a vast distance with our remote valve operating systems. They fit any conventional wheel-operated device in hazardous or hard to reach places.

Sofis valve interlocking systems, key management systems, and other safety solutions help the industry to comply with stringent safety regulations and risk management policies. To ensure the operational integrity of critical safety systems in the longer term, Sofis offers the Asset Integrity & Continuity Program.

Sofis valve interlock inspection programs prevent undesirable, costly, and even dangerous situations. They also help you ensure long-term continuity of your valve interlock systems.

To mitigate the effects of human error, training for operators and maintenance teams is required to understand valve systems and products.