| 305 series | |
|---|---|
 305 series set W5 on the Chikuhi Line in January 2019 | |
| In service | 2015–present |
| Manufacturer | Hitachi Rail |
| Built at | Kudamatsu, Yamaguchi |
| Family name | A-train |
| Replaced | 103-1500 series |
| Constructed | 2014–2015 |
| Entered service | 5 February 2015 |
| Number built | 36 vehicles (6 sets) |
| Number in service | 36 vehicles (6 sets) |
| Formation | 6 cars per trainset |
| Fleet numbers | W1–W6 |
| Capacity | 851 |
| Operators |  JR Kyushu |
| Depots | Karatsu |
| Lines served | |
| Specifications | |
| Car body construction | Aluminium alloy |
| Car length |
|
| Width | 2,800 mm (9 ft 2 in) |
| Height | 4,050 mm (13 ft 3 in) |
| Floor height | 1,125 mm (3 ft 8.3 in) (1,140 mm (3 ft 9 in) for car 1) |
| Doors | 4 pairs per side |
| Maximum speed |
|
| Traction system | Toshiba PC406K IGBT–VVVF |
| Traction motors | 16 × Toshiba MT403K 150 kW (201 hp) permanent-magnet synchronous motor |
| Power output | 2.4 MW (3,218 hp) |
| Electric system(s) | 1,500 V DC Overhead catenary |
| Current collector(s) | Pantograph |
| Safety system(s) | ATS-SK, ATC, ATO |
| Track gauge | 1,067 mm (3 ft 6 in) |
The 305 series (305系) is a DC electric multiple unit (EMU) commuter train type operated by Kyushu Railway Company (JR Kyushu) on Chikuhi Line and Fukuoka Subway Kuko Line through-running services in Kyushu, Japan, since 5 February 2015.[1] The entire fleet of 6 six-car sets (36 vehicles) was scheduled to be in service by the start of the 14 March 2015 timetable revision.[2]
- ^ 305系通勤形直流電車 [305 series DC commuter EMU]. Japan Railfan Magazine (in Japanese). 55 (647): 75. March 2015.
- ^ JR九州 新型電車305系が筑肥線で運転開始 [New JR Kyushu 305 series trains enter service on Chikuhi Line]. Tetsudō Daiya Jōhō Magazine (in Japanese). 44 (371): 70–71. March 2015.