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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
Valve interlocks installed at the Northern Lights CCS project

Sofis provides valve safety system for Northern Lights, the world’s first open-source CO2 transport and storage infrastructure

Northern Lights is developing the world’s first open-source CO2 transport and storage infrastructure. The company delivers CO2 transport and storage as a service, offering safe and permanent CO2 storage to... read more →
  • 21 August 2023
  • Customer stories, News, Safe valve operation
Tube trailer refueling station

Hydrogen refueling station ensures safe hydrogen offloading with valve interlocks

In the pursuit of cleaner and sustainable energy solutions, hydrogen has emerged as a promising fuel. Sofis’ primary objective is to ensure safety in the hydrogen economy given the inherent... read more →
  • 8 August 2023
  • Customer stories, News, Safe valve operation
North sea offshore HVDC substation

Offshore wind farm uses valve interlocking systems to guarantee pressure safety capacity on HVDC converter platform

With the growing demand for renewable energy sources, offshore wind farms have become a prominent solution. Offshore wind HVDC converter platforms play a crucial role in transmitting this clean energy... read more →
  • 7 August 2023
  • Customer stories, News, Safe valve operation
Accident during pigging operation

LOPA: Achieve risk reduction by implementing valve interlocks

LOPA, or Layers of Protection Analysis, is developed on the basis of a risk identification analysis (like HAZOP).  LOPA identifies the countermeasures available against the potential consequences of a particular... read more →
  • 4 July 2023
  • Safe valve operation
Cesar Perez

Introducing Cesar Perez; Service Technician for the Americas

To help guide the rapid expansion of Sofis in the Americas, Cesar Perez has joined Sofis since August 2022. As a Service Technician, he is responsible for precisely installing and... read more →
  • 15 May 2023
  • Company, News, Safe valve operation
Pi being loaded during pipeline pigging

How to guarantee process safety in pigging operations?

Pipeline pigging is a high risk event with people involved on the spot. At the same time, safe operation depends on these people. Essential process Pigging procedures are used in... read more →
  • 27 March 2023
  • Safe valve operation
Smith valve interlocks

How do you ensure process and operator safety?

The ageing of oil and gas production platforms, pipelines, refineries, and petrochemical plants can pose a range of challenges and risks. Equipment and infrastructure that are past their design life... read more →
  • 8 March 2023
  • Fast manual valve operation, Safe valve operation

How can profitability and safety go hand-in-hand?

Profitability and safety are often interconnected in the long run. Businesses that prioritize safety can create a safer work environment for their employees, which can result in reduced accidents and... read more →
  • 8 March 2023
  • Safe valve operation
Sofis solutions for the energy transition

Sofis for the energy transition

Sofis provide valve interlocks and portable actuators used in next generation energy infrastructure. We ensure that valves are operated correctly, preventing accidents and protecting the planet. Green hydrogen Protecting critical... read more →
  • 24 October 2022
  • Fast manual valve operation, Remote manual valve operation, Safe valve operation, Valve position monitoring
Key cabinet for valve interlock keys

New Sofis Smart key management model comes with HMI and built-in software to help improve operations

Valve interlocks improve process safety, but challenges may arise through the poor use and lack of operational knowledge of interlocks. Time lost searching for missing keys or taking the wrong... read more →
  • 19 July 2022
  • 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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