Electrical Engineering

Relay Engineering specialises in the design and installation of complex electrical systems. Our experienced drawing teams manage projects from concept through to engineered solution, working to the scheduling and budget requirements of our customers.

With our experienced and flexible workforce, we have the ability to mobilise specialist teams on a scheduled or immediate basis to any location, be it onshore, offshore, or at sea. Our work force can provide and install full electrical solutions on any vessel, platform, structure or building across the world.

We perform a wide range of Electrical Engineering services according to customer requirements, from small electrical repairs through to complex new installations.

Electrical and Cable Installation:

All our electrical services can be designed and installed to customer specification as a turnkey project. We offer electrical systems including:

  • Lighting systems
  • Power generation and distribution
  • Communication systems
  • Winches
  • Motors
  • Pumps
  • Control systems
  • Data management systems
  • Hazardous area systems

We also install cables on naval vessels, commercial vessels and oil and gas platforms. Cable management systems are designed and installed with bulkhead penetrations, tailored for water and gas protection. Cables are all banded to management systems with steel bands to ensure security in the case of fire. Cabling services include:

  • Heavy power distribution
  • LV power distribution
  • Data cabling
  • Loop checking and certification

Switchboards, Control Panels:

We offer a full switchboard service from design and manufacture to installation. Switchboard Circuit breaker testing is available to our customers, using primary and secondary current injection test sets to confirm the correct operation of these safety critical components. In addition bus bar testing and thermal surveys ensure that hot spots are identified allowing us to rectify as required, removing fire risks from customer assets.

Control Panels are designed, manufactured and tested within our own Control Panel workshop facilities, located at our main premises. Control Panels are manufactured to meet the requirements of a wide range of applications and a fully factory tested before dispatch.

Fire and Gas Systems

Fire and gas systems for the protection of personnel and assets can be installed in line with current standards and to customer specifications. These can be integrated with general alarm and security systems.


Complex CCTV systems are designed and installed by our team for property security and access control. Cameras can be installed at high level on building structures or independent masts.
Relay Engineering offer specialist fibre optic network installations which are installed using traditional Cat6 copper cable methods or fibre optic solutions.

We offer a broad range of fibre optic services according to customer requirements including:

  • Cable installation
  • Cable termination
  • Fibre termination
  • Fibre splicing
  • Fibre patching