# 125 series

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Japanese single-car DC electric multiple unit train type

125 series Kakogawa Line KuMoHa 125-10 in January 2019 Manufacturer Kawasaki Heavy Industries Built at Hyogo Replaced KiHa 40, KiHa 47, KiHa 58 Constructed 2002–2006 Entered service 15 March 2003 Number built 18 cars Number in service 18 cars Formation Single car unit Fleet numbers F1–8, F13–18, N1–4 Capacity 117 Operator JR-West Depots Tsuruga, Aboshi Lines served Obama Line L Maizuru Line I Kakogawa Line Specifications Car body construction Stainless steel Car length 20,340 mm (66 ft 9 in) Width 2,950 mm (9 ft 8 in) Height 4,095 mm (13 ft 5.2 in) Doors 2 pairs per side Maximum speed 120 km/h (75 mph) Traction system Variable frequency (2-level IGBT) Power output 440 kW (590 hp) Electric systems 1,500 V DC (overhead line) Current collection WPS28A single-arm pantograph Bogies WDT59A (motored), WTR243B (trailer) Safety system ATS-P Track gauge 1,067 mm (3 ft 6 in)

The **125 series** (125系, *125-kei*) is a single-car [DC](/source/Direct_current) [electric multiple unit](/source/Electric_multiple_unit) (EMU) train type operated by [West Japan Railway Company](/source/West_Japan_Railway_Company) (JR-West) on local services in Japan since March 2003.[1]

## Design

The 125 series design is based on the [223-2000 series](/source/223_series) EMU design, with stainless bodies and steel front ends.[1]

The cars have two pairs of sliding doors on each side, with provision for a third set of doors in the centre.[1]

The second-batch cars (KuMoHa 125-9–12) delivered in 2003 differ from the earlier batch by having enlarged front-end skirts and darker grey tinted windows.[1]

		- 125 series first-batch car, June 2004

		- 125 series first-batch (left) and third-batch (right) cars coupled together, showing the difference in front-end skirt lengths and window tint

## Operations

The 125 series is used on *wanman* [driver-only operation](/source/Driver-only_operation) services, primarily on the [Obama Line](/source/Obama_Line) and [Kakogawa Line](/source/Kakogawa_Line).[1]

Up to five single cars can be operated together as a multiple car set.[1]

## Formation

Designation cMc Numbering KuMoHa 125 Capacity (Seated/standing) 31/86 Weight 40.5 t

Cars KuMoHa 125-7/8/11/12 are equipped with a second de-icing pantograph.[2]

## Interior

Passenger accommodation consists of longitudinal bench seating at the ends, and 2+2 abreast transverse reversible seating in the centre of the cars.[1] The first two batches of cars (KuMoHa 125-1–12) were delivered with 1+2 abreast seating, but this was increased to 2+2 seating during 2003 and 2004.[2]

		- General view of interior (KuMoHa 125-16, April 2008)

		- Reversible seating (KuMoHa 125-16, April 2008)

		- Priority seating (KuMoHa 125-16, April 2008)

		- Doorway and toilet (KuMoHa 125-16, April 2008)

## History

The first eight cars (KuMoHa 125-1–8) were built by [Kawasaki Heavy Industries](/source/Kawasaki_Heavy_Industries) in December 2002 for entry into service from 15 March 2003 on the then-newly electrified 84.3-kilometre (52.4 mi) [Obama Line](/source/Obama_Line) between [Tsuruga](/source/Tsuruga_Station) and [Higashi-Maizuru](/source/Higashi-Maizuru_Station).[2] These sets were initially allocated to Fukuchiyama Depot, but were subsequently transferred to Tsuruga Depot.[1]

Four more cars (KuMoHa 125-9–12) were built in September 2004 for entry into service from 19 December 2004 on the newly electrified 48.5 km (30.1 mi) [Kakogawa Line](/source/Kakogawa_Line) between [Kakogawa](/source/Kakogawa_Station) and [Tanikawa](/source/Tanikawa_Station).[2]

A further six cars (KuMoHa 125-13–18) were built in September 2006 to coincide with the conversion of Tsuruga area services from 20 kV AC to 1,500 V DC electrification from 21 October 2006.[1][2]

From the start of the revised timetable on 18 March 2023, 125 series trainsets began operation on the [Maizuru Line](/source/Maizuru_Line).[3]

## Further reading

- 125系一般形直流電車 [125 series DC EMU]. *[Japan Railfan Magazine](/source/Japan_Railfan_Magazine)* (in Japanese). **43** (503): 61–65. March 2003.

## References

1. ^ [***a***](#cite_ref-neko2009_1-0) [***b***](#cite_ref-neko2009_1-1) [***c***](#cite_ref-neko2009_1-2) [***d***](#cite_ref-neko2009_1-3) [***e***](#cite_ref-neko2009_1-4) [***f***](#cite_ref-neko2009_1-5) [***g***](#cite_ref-neko2009_1-6) [***h***](#cite_ref-neko2009_1-7) [***i***](#cite_ref-neko2009_1-8) JR全車輌ハンドブック2009 [*JR Rolling Stock Handbook 2009*]. Japan: Neko Publishing. 2009. p. 258/611. [ISBN](/source/ISBN_(identifier)) [978-4-7770-0836-0](https://en.wikipedia.org/wiki/Special:BookSources/978-4-7770-0836-0).

1. ^ [***a***](#cite_ref-jrr2011_2-0) [***b***](#cite_ref-jrr2011_2-1) [***c***](#cite_ref-jrr2011_2-2) [***d***](#cite_ref-jrr2011_2-3) [***e***](#cite_ref-jrr2011_2-4) JR電車編成表 2011夏 [*JR EMU Formations - Summer 2011*]. Japan: JRR. May 2010. p. 142/180. [ISBN](/source/ISBN_(identifier)) [978-4-330-21211-1](https://en.wikipedia.org/wiki/Special:BookSources/978-4-330-21211-1).

1. **[^](#cite_ref-3)** ["JR西日本125系、ダイヤ改正後の舞鶴線で運用 - 113系とともに活躍"](https://news.mynavi.jp/article/20230321-2632249/) [JR West 125 series begin on the Maizuru Line after the timetable revision alongside the 113 series]. *MyNavi Corporation* (in Japanese). 21 March 2023. Retrieved 22 March 2023.

Wikimedia Commons has media related to [JR West 125](https://commons.wikimedia.org/wiki/Category:JR_West_125).

v t e Multiple units of West Japan Railway Company Current / active Shinkansen AC EMUs 500 700 N700 N700S W7 Conventional lines (Narrow- gauge) DC EMUs 103 105 113 115 117 123 125 201 205 207 213 221 223 225 227 321 323 271 273 281 283 285 287 289 AC/DC EMUs 521 681 683 DMUs KiHa 40 KiHa 120 KiHa 121/126 [ja] KiHa 122/127 87 KiHa 187 KiHa 189 Non-revenue EMU 923-3000 145 [ja] Diesel KiYa 141 [ja] KiYa 143 Diesel-electric DEC700 DEC741 Retired / withdrawn Shinkansen AC EMUs 0 100 300 Conventional lines DC EMUs KuMoHa 42 [ja] KuMoNi 83 [ja] KuMoHa 84 [ja] 101 211 165 167 183 381 AC/DC EMUs 413 415 419 457 471 475 485 489 583 DMUs KiHa 20 KiHa 30/35 KiHa 33 [ja] KiHa 37 [ja] KiHa 38 KiHa 23/53 [ja] KiHa 52 KiHa 58/28 [ja] KiHa 65 [ja] KiHa 181 Non-revenue EMU 922-20 WIN350 KuMoYa 90 [ja] KuMoYa 91 [ja] KuMoYa 441 [ja] 443 [ja] U@tech (223/213) DMU KiYa 191 [ja]

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