page_title: Onehunga Branch
section_title: Electrification
hierarchical_section_title: Onehunga Branch / Electrification
caption_attribution_description: English: An EMU arrives at Onehunga Station on its first day of public service
context_page_description: The Onehunga Branch railway line is a section of the Onehunga Line in Auckland, New Zealand. It was constructed by the Auckland Provincial Government and opened from Penrose to Onehunga on 24 December 1873, and extended to Onehunga Wharf on 28 November 1878. It is 3.6 kilometres in length and is single-track only.
  After being closed to passenger traffic on 19 January 1973 and mothballed in 2007, the line was reopened on 18 September 2010 with regular passenger services beginning on 19 September 2010.
context_section_description: The Onehunga Line was the first to be upgraded as part of the Auckland railway electrification programme. Installation of overhead wires was completed during the summer shut down from 2011—2012, stopping just short of Penrose. Electric services began running between Britomart and Onehunga on 28 April 2014.
caption: An EMU arrives at Onehunga Railway Station on its first day of public service
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