Sydney West – Sydney North Line is a 330kV overhead line from Sydney, New South Wales, Australia, to Sydney, New South Wales, Australia.

Construction works on the Sydney West – Sydney North Line started in 2018 and the project was commissioned in 2019.


The Sydney West – Sydney North Line, which is an overhead line, is being operated by TransGrid. The Sydney West – Sydney North Line is an upgrade line. The line carries alternating current (AC) through double circuit cable.

Sydney West – Sydney North Line project development status

The development of the Sydney West – Sydney North Line project was approved by Australian Energy Regulator in 2018 and the project works were completed in 2019.

About TransGrid

TransGrid (TransGrid), is a provider of electricity network and solutions. The company offers infrastructure services which include feasibility and estimation studies, option analysis, grid connection for new generators, asset redevelopment and consultation services; and telecommunication transmission services. It also provides connections and modifications, network planning, demand management and co-location services. The company supplies power through a network of high voltage overhead transmission lines, underground cables, switching stations and transmission structures.


All publicly-announced T&D Line & Substation projects included in this analysis are drawn from GlobalData’s Power IC. The information regarding the projects is sourced through secondary information sources such as country specific utility players, company news and reports, statistical organisations, regulatory body, government planning reports and their publications and is further validated through primary from various stakeholders such as power utility companies, consultants, energy associations of respective countries, government bodies and professionals from leading players in the power sector.