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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
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
Portable valve actuator

Power Wrench allows Trinseo staff to operate manual valves within minutes, and without any physical strain.

Trinseo is a specialty material solutions provider. A great example of an end-product that is made from Trinseo’s plastics is Lego. To operate manual valves safely and efficiently, Trinseo staff... read more →
  • 8 March 2023
  • Customer stories, Fast manual valve operation, News
Lower fars project

Sofis successfully executes three major projects with a leading EPC contractor, supplying more than 8.560 mechanical interlocks

Over a period of 4 years, Sofis has successfully executed three major projects with an international EPC contractor for an end-user in Kuwait, delivering all three projects within the project... read more →
  • 28 June 2021
  • Customer stories, News, Safe valve operation
Golden Pass LNG

Chiyoda Corporation deploys EasiDrive portable actuators for Golden Pass LNG project

Chiyoda Corporation has selected Sofis to provide EasiDrive portable valve actuators, to be used on 1.100 critical valves in the Golden Pass LNG project. EasiDrive is a lightweight portable actuator... read more →
  • 2 June 2021
  • Customer stories, Fast manual valve operation, News
Valve line-up during tanker loading

This tank storage leader avoids contamination with locks and a smart key cabinet

[vc_row... read more →
  • 24 July 2019
  • Customer stories, News

NordStream pipeline pigging uses an integrated control system designed by Sofis

NordStream is reliant on its control room in Switzerland to monitor and control pig launching operations across their German and Russian pigging stations. To guarantee safe pigging procedures, the Swiss... read more →
  • 18 October 2018
  • Customer stories, News, Safe valve operation
Tanker loading oil at a tank terminal

How a leading tank storage company avoids product contamination during cargo loading

In the tank storage industry, product contamination resulting from product transfer is an obvious risk. Costs related to clean-up, product loss, waste disposal and reputational damage easily mount up to hundreds of thousands... read more →
  • 13 November 2017
  • Customer stories, News, Safe valve operation
Operators at Shin-Etsu Rotterdam use valve interlocks

Shin-Etsu replaces valve lockout devices with Netherlocks interlocks

As part of an overhaul operation of one of its plants, Dutch-based Shin-Etsu PVC, part of Shin-Etsu Chemical Ltd., recently replaced all refrigeration compressors using freon with compressors using propylene... read more →
  • 11 December 2016
  • Customer stories, News, Safe valve operation
Power Wrench portable valve actuator for opening a bypass valve

Power Wrench ensures quick opening of vital bypass valve

The Power Wrench portable valve actuator is the ideal tool for quickly opening and closing manual valves. A striking example of the benefits of the tool is provided by a... read more →
  • 5 November 2016
  • Customer stories, Fast manual valve operation, News
Valve interlocks secure safe pigging operations

Custom pigging valve interlock system for Nord Stream

As part of the Nord Stream pipeline project, Sofis valve operation has been chosen to provide an electro-mechanical control cabinet in combination with an interlocking system for the pigging process. A... read more →
  • 19 October 2016
  • Customer stories, News, 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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