273 series

273 series
Set Y2 in April 2024
In service2024–present
Manufacturer
Replaced381 series
Constructed2023–2024
Entered service6 April 2024
Number built44 vehicles (11 sets)
Formation4 cars per trainset
Fleet numbersY1–Y11
OperatorsLogo of the West Railway Company (JR West) JR West
Lines served
Specifications
Traction systemVariable frequency
Electric system(s)1,500 V DC (overhead catenary)
Current collector(s)Pantograph
Track gauge1,067 mm (3 ft 6 in)

The 273 series (273系) is a Japanese train type operated by West Japan Railway Company (JR West) on Yakumo limited express services on the Sanyo Main Line, Hakubi Line and Sanin Main Line. Announced on 16 February 2022, it is intended to replace the 381 series.