Electro-technology company operating throughout Australia to deliver installation, maintenance and manufacturing services from inception to replacement.

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Nilsen Celebrates Turning 100 Years Old

March 2016

This year Oliver J Nilsen (Aust) Ltd is celebrating its hundredth birthday. Like any great centenian, Nilsen has seen massive technological shifts happen over the decades – and is proud to have been at the forefront of them!

The company was established in 1916 by Oliver John “OJ” Nilsen, back in the days when the electrical industry was still only burgeoning. The first branch opened in Melbourne, and now, 100 years later, there are multiple branches nationwide.

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Our vision

To be a leading electro-technology company operating throughout Australia to deliver installation, maintenance and manufacturing services from inception to replacement.

Our values

We are accountable for making and meeting our commitments.

We expect:

  • Openness and honesty
  • Individual initiative and opinion
  • Willingness to stand up and be counted
  • Consideration for the needs of others

100 years of Nilsen

Untangling a tricky fibre optic challenge in Darwin



Nilsen was invited to partner with the Power and Water Authority in bringing new Single Mode Optical Fibre (SMOF) to the Northern Territory government. This was no small task, considering that it meant designing, surveying, and installing 43km of fibre optic cable.

The trenching and earth works began in January, but nobody had anticipated that it would be one of the wettest seasons ever recorded, which made the work more difficult. In addition, Nilsen were asked to hand over 70% of the network to Optus one month earlier than originally intended. Fortunately, with some careful re-planning, and workers rotating on 3 8-hour shifts (to splice a 24 hour day), Nilsen were able to make it happen.

Meanwhile in the Darwin CBD, 144 core fibres were laid within high voltage underground tunnels and ducts. To keep disruption to a minimum, all cable installation was done at night time – and of course, in the rain!

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