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Sofis valve operation Sofis valve operation
  • Home
  • Products
    • Smith interlocks
    • Netherlocks interlocks
    • Ellis interlocks
    • Key Management System
    • EasiDrive portable actuator
    • Power Wrench portable actuator
    • FlexiDrive remote operator
    • VPI position indicator
    • SiLoC silo loading & unloading
  • Services
  • Solutions
    • Enforce safe valve operation
    • Monitor manual valve positions
    • Operate manual valves quickly
    • Operate manual valves remotely
    • Ensure integrity of critical safety systems
    • Ensure operational efficiency
    • Mitigate effects of human error
  • Applications
  • Industries
  • Customer stories
  • About us
    • Sustainability
    • Certification
    • Sofis: The safest choice
    • Our heritage
    • Vacancies
    • Internships
  • News
    • Download brochures & application notes
    • Sofis Connect newsletter
    • View product videos
  • Contact
Sep 05
Remote valve operator for hard to reach valves

How a Spanish refinery prioritizes operator safety in hazardous, confined spaces

In many industrial operations, discharge valves for tanks are located in areas that pose significant safety hazards. At a refinery in Spain, discharge valves were installed in a channel pit under a pipe rack, which qualifies as a confined space. Confined spaces are notoriously dangerous for operators, especially when combined... read more →
  • 5 September 2024
  • Customer stories, News, Remote manual valve operation
Aug 27
FlexiDrive remote valve operator for block valve

Efficiently accessing challenging valves: How a Brazilian chemical facility overcame obstacles on a critical thermal oil line

A Brazilian site for a global leader in specialty chemicals and paints had to find a solution for operating difficult-to-access 4" block valves in a thermal oil line, used in the process of coating raw materials. The block valves, four in total, had to be operated every six months during... read more →
  • 27 August 2024
  • Company, Customer stories, News, Remote manual valve operation
Aug 27
Valve interlock inspection

Why specialized engineering support is essential for installing and maintaining valve interlocks

Valve interlocks are critical to ensuring safe and efficient operations. They are designed to prevent hazardous situations by ensuring that operations follow the correct sequence. Given their importance, installing and maintaining valve interlocks is not a task that can be left to chance, and requires specialized technical support. Correct functioning... read more →
  • 27 August 2024
  • Safe valve operation
Aug 13
Refinery in Southern Europe

Refinery avoids human error with VPI position indicator

A petroleum industry company based in Southern Europe recently decided to install Sofis VPI position indicators on 13 manual-operated valves, as part of a modernization process of their tanker loading facility. By installing VPI position indicators, the company strives to avoid human error, and damage to mechanical devices such as... read more →
  • 13 August 2024
  • Customer stories, News, Valve position monitoring
Jul 24
Valve interlock installation

Vacancies

At Sofis, we are always looking for motivated professionals who share our commitment to safety, quality, and innovation. Even if there are no open positions that match your profile right now, we welcome proactive applications. If you believe your skills and experience could be a valuable addition to our team,... read more →
  • 24 July 2024
  • Company
Jul 10
Operators on-site of a process industry facility

Sofis turnaround support prevents incidents and exceeding downtime by timely identifying and solving issues

A special material solutions provider based in The Netherlands recently decided to employ Sofis engineers, to physically inspect all valve interlocks prior to a planned maintenance shutdown. Their intention: identifying hidden issues and affected interlock systems, also outside of the official turnaround scope. Timely identification of issues and defects allowed... read more →
  • 10 July 2024
  • News, Safe valve operation
Jun 25

How captive key systems contribute to process safety in the hydrogen industry

The captive key concept can significantly contribute to the hydrogen industry in various ways. Captive key systems ensure that operators adhere to a safe sequence of operation.They are permanently mounted on top of valves and other process equipment. In the context of hydrogen production, storage, and distribution, safety is paramount... read more →
  • 25 June 2024
  • Safe valve operation
Jun 24

Sofis enhances process safety on South Pailin Central Processing Platform (CTEP) with valve interlocking systems

Recently, Sofis provided valve interlocking systems to guarantee safe manual valve operations on mercury recovery applications and valve changeover lines. The installation of valve interlocking systems is part of the multi-faceted approach to process safety of the South Pailin project, which includes rigorous risk assessments, robust design and operational controls,... read more →
  • 24 June 2024
  • Customer stories, News, Safe valve operation
Jun 24
Semiconductor production facility

Sofis helps semiconductor fabrication plant overcome access issues in their airflow system

In high-tech manufacturing, even the smallest components can be crucial in ensuring optimal performance and productivity. A semiconductor fabrication plant faced a significant challenge with the dampers in their airflow system, installed at heights with limited access. Regular adjustments to these dampers were necessary to control flow rates, but conventional... read more →
  • 24 June 2024
  • Customer stories, News, Remote manual valve operation
Jun 11
CO2 protection system for fire extinguisher

Wholesaler of organic foods ensures employee safety from CO2 asphyxiation

A leading wholesaler of organic foods, natural personal care products, and sustainable non-food items, took significant steps to enhance the safety of their employees working in their automated sorting center. Faced with safety challenges with their CO2 fire extinction system, the company implemented an innovative Sofis solution to prevent personnel... read more →
  • 11 June 2024
  • Customer stories, Safe valve operation
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About us

Sofis is a manufacturer of valve operation systems such as mechanical valve interlocks, portable actuators and valve position indicators. We are the world’s largest interlock manufacturer, providing bespoke design solutions that protect people and property throughout the world. We create smart valve solutions that improve process and operator safety to protect people and the planet.

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