Emergency shutdown devices

Emergency shutdown devices


We manufacture and supply various types of emergency shutdown devices (ESDs) designed for well testing applications. As a company standard our systems are all fully manufactured from SS316 stainless steel for use in harsh working environments.

Our ESDs comprise of detection, signalling and logical control, valves, and actuators, which can, in tandem with alarm and direct control mechanisms, enable the safe and effective shutdown of plant and machinery in a controlled manner.


The ESD system is designed to operate as a unit to control:

  • Sub surface safety valve
  • Stand alone sub surface safety valve
  • Flow wing valve on christmas tree
  • Master valve

The cabinet is equipped with a heater for cold working conditions.

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