789 series
| 789 series | |
|---|---|
789 series on a Lilac service in October 2025 | |
| In service | 2002–present |
| Manufacturer | Kawasaki Heavy Industries |
| Replaced | 485 series, 781 series |
| Constructed | 2002–2011 |
| Number built | 75 vehicles |
| Number in service | 70 vehicles |
| Number scrapped | 5 vehicles (accident damage) |
| Formation | 5–8 cars per trainset |
| Operator | JR Hokkaido |
| Depots | Hakodate (789 series), Sapporo (789-1000 series) |
| Specifications | |
| Car body construction | Stainless steel |
| Car length | 21,670 mm (71 ft 1 in) (end cars) 21,300 mm (69 ft 11 in) (intermediate cars) |
| Width | 2,928 mm (9 ft 7 in) |
| Height | 4,020 mm (13 ft 2 in) |
| Doors | 2 per side |
| Maximum speed | 140 km/h (87 mph) (789 series) 130 km/h (81 mph) (789-1000 series) |
| Traction system | IGBT-VVVF |
| Electric system | 20 kV AC (50 Hz) |
| Current collection | Overhead line |
| Safety systems | ATS-PS, ATS-DN |
| Track gauge | 1,067 mm (3 ft 6 in) |
The 789 series (789系) is an AC electric multiple unit (EMU) train type operated by Hokkaido Railway Company (JR Hokkaido) on limited express services in Hokkaido, Japan, since 2002. Two variants exist: the original 789 series for use on Lilac services (formerly used on Super Hakuchō services), and the 789-1000 series for use on Kamui and Suzuran services. Also, it has three related train types, the KiHa 261 series, KiHa 281 series and KiHa 283 series, all of which run on diesel.