View source for British Rail Class 357

{{Infobox EMU
| background       = #FF73FF <!-- selected as being close to c2c's highlight colour, but compliant with WCAG AAA rules per MOS:CONTRAST -->
| name             = British Rail Class 357<br />''Electrostar''
| image            = 357317_at_Southend_East.jpg
| caption          = A Class 357 at [[Southend East railway station|Southend East]] in 2020
| interiorimage    = C2c_357-3_Metro_Interior.jpg
| interiorcaption  = The interior of a Class 357/3 in 2020
| manufacturer     = {{ubl|[[Adtranz]]|[[Bombardier Transportation]]}}
| factory          = [[Derby Litchurch Lane Works]]
| operator         = [[c2c]]
| family           = [[Electrostar]]
| replaced         = {{ubl|{{brc|310}}|{{brc|312}}|{{brc|317}}}}
| formation        = {{ubl|4 cars per unit:|{{abbr|DMSO|Driver's cab, Motor car, Standard class, Open saloon}}-{{abbr|MSO|Motor car, Standard class, Open saloon}}-{{abbr|PTSO|Pantograph, Trailer car, Standard class, Open saloon}}-DMSO}}
| numberbuilt      = 74
| yearconstruction = 1999–2002
| service          = 2000–present
| weight           =  {{ubli|indent=1em|DMSO vehs.: {{convert|40.7|t|t LT ST|order=out|abbr=on}}|MSO vehs.: {{convert|36.7|t|t LT ST|order=out|abbr=on}}|PTSO vehs.: {{convert|39.5|t|t LT ST|order=out|abbr=on}}|Unit total: {{convert|157.6|t|t LT ST|order=out|abbr=on}}<ref name="tr">{{cite book |last1=Marsden |first1=C. J. |title=Traction Recognition |date=2007 |publisher=Ian Allan Publishing |location=Hersham |isbn=978-0-7110-3277-4 |oclc=230804946 |ol=16902750M |url=https://archive.org/details/tractionrecognit0000mars/page/196/mode/2up |pages=196–197 |url-access=registration}}</ref>}}
| carlength        = {{ubl|DMSO: {{convert|20.40|m|ftin|0|abbr=on}}|MSO/PTSO: {{convert|19.99|m|ftin|0|abbr=on}}}}
| width            = {{convert|2.80|m|ftin|0|abbr=on}}
| height           = {{convert|3.78|m|ftin|0|abbr=on}}
| capacity         = {{ubl|357/0 and /2: 282 seats|357/3: 222 seats}}
| maxspeed         = {{convert|100|mph|km/h|abbr=on}}
| poweroutput      = {{convert|2011|hp|kW|order=flip|abbr=on}}<ref name="tr" />
| traction motors  = 6 × [[three-phase electric power|three-phase AC]]
| gauge            = {{Track gauge|sg|allk=on}}
| bogies           = {{ubl|Powered: Adtranz P3-25|Unpowered: Adtranz T3-25<ref name="tr" />}}
| notes            = Sourced from <ref name="AngelTrainsNew">{{Cite web|title=Class 357 – Angel Trains|url=https://angeltrains.co.uk/fleet/class-357/|url-status=live|archive-url=https://web.archive.org/web/20210904234246/https://angeltrains.co.uk/fleet/class-357/|archive-date=4 September 2021|access-date=5 September 2021|website=angeltrains.co.uk}}</ref> unless otherwise noted.
| electricsystem   = {{25 kV 50 Hz}} [[Overhead line]]s
| collectionmethod = [[Pantograph (transport)|Pantograph]]
| coupling         = [[Tightlock coupling|Tightlock]]<ref name="Angel Trains">{{cite web|url=http://www.angeltrains.co.uk/fleet/detail.aspx?ID=33|title=Angel Trains – Data Sheets – Regional Passenger Trains – Class 357/2 |publisher=Angel Trains|access-date=4 August 2009}}{{Dead link|date=June 2021}}</ref>
|owner             = {{ubl|357/0: [[Porterbrook]]|357/2 & /3: [[Angel Trains]]<ref name="tr" />}}
}}

The [[British Rail]] '''Class 357 "Electrostar"''' [[alternating current]] (AC) [[electric multiple unit]]s (EMU) were built by [[Derby Carriage and Wagon Works|ADtranz, Derby]] (now owned by [[Bombardier Transportation]]) from 1999 to 2003 at a cost of approximately [[pound sterling|£]]350 million.<ref name="Prism">{{cite web|url=http://www.ukbusinesspark.co.uk/adtranza.htm|title=UK Business Park – UK Activity Report – ADtranz|publisher=UK Business Park|date=5 March 1997|accessdate=1 August 2009|archive-date=15 February 2012|archive-url=https://web.archive.org/web/20120215082719/http://www.ukbusinesspark.co.uk/adtranza.htm|url-status=dead}}</ref><ref name="c2c 357 delay">{{cite web|url=http://www.c2c-online.co.uk/about_us__1/press_centre/news_archive/2006/progress_on_c2c_s_new_train_fleet|title=c2c Online – Progress on c2c's new train fleet|author=c2c|accessdate=14 April 2011|archive-date=7 June 2011|archive-url=https://web.archive.org/web/20110607052127/http://www.c2c-online.co.uk/about_us__1/press_centre/news_archive/2006/progress_on_c2c_s_new_train_fleet|url-status=dead}}</ref> The [[Electrostar]] family also includes Classes [[British Rail Class 375|375]], [[British Rail Class 376|376]], [[British Rail Class 377|377]], [[British Rail Class 378|378]], [[British Rail Class 379|379]] and [[British Rail Class 387|387]], and is the most numerous type of EMU built in the post-privatisation period of Britain's railways. These units were built in two batches for [[LTS Rail]], since rebranded as [[c2c]].

== British Rail Class 357 Media ==
<gallery widths='160px' heights='100%' mode='traditional' caption=''>
File:357015 Upminster.jpg|c2c Class 357/0 at Upminster

File:357015 MSO Interior.jpg|The refurbished interior aboard a Class 357/0

File:357210 Fenchurch Street.jpg|c2c Class 357/2 at Fenchurch Street

File:c2c metro train.jpg|The doors of a class 357 train which has stickers saying "metro" on it.

File:357029 at Upminster Bridge.jpg|c2c Class 357/0 in the original metallic blue livery

File:Hugh llewelyn 357 010 (6269048009).jpg|c2c Class 357 in a green livery, at Limehouse

File:Unit 357207 at Dagenham Dock in Jan 2025.jpg|Refreshed train in January 2025 at Dagenham Dock

File:C2c Class 357 White.png|c2c Class 357 in the all white livery currently used
</gallery>
== References ==
{{reflist}}

{{Turbostar}}
{{British Rail EMU}}

{{Transport-stub}}

[[Category:Adtranz multiple units]]
[[Category:British Rail electric multiple units|357]]