The X40 is a series of

electric multiple unit An electric multiple unit or EMU is a multiple-unit train consisting of self-propelled carriages using electricity as the motive power. An EMU requires no separate locomotive, as electric traction motors are incorporated within one or a number ...

s operated by SJ of Sweden. They are in service from

Stockholm Stockholm () is the capital and largest city of Sweden as well as the largest urban area in Scandinavia. Approximately 980,000 people live in the municipality, with 1.6 million in the urban area, and 2.4 million in the metropo ...

Linköping Linköping () is a city in southern Sweden, with around 105,000 inhabitants as of 2021. It is the seat of Linköping Municipality and the capital of Östergötland County. Linköping is also the episcopal see of the Diocese of Linköping (Church ...

Västerås Västerås ( , , ) is a city in central Sweden on the shore of Lake Mälaren in the province of Västmanland, west of Stockholm. The city had a population of 127,799 at the end of 2019, out of the municipal total of 154,049. Västerås is the se ...

Örebro Örebro ( , ) is the sixth-largest city in Sweden, the seat of Örebro Municipality, and capital of the Örebro County. It is situated by the Närke Plain, near the lake Hjälmaren, a few kilometers inland along the small river Svartån, and ...

Uppsala Uppsala (, or all ending in , ; archaically spelled ''Upsala'') is the county seat of Uppsala County and the fourth-largest city in Sweden, after Stockholm, Gothenburg, and Malmö. It had 177,074 inhabitants in 2019. Located north of the ca ...

and

Gävle Gävle () is a city in Sweden, the seat of Gävle Municipality and the capital of Gävleborg County. It had 77,586 inhabitants in 2020, which makes it the 13th most populated city in Sweden. It is the oldest city in the historical Norrland (Swed ...

/ Sandviken, and since 2010 to

Gothenburg Gothenburg (; abbreviated Gbg; sv, Göteborg ) is the second-largest city in Sweden, fifth-largest in the Nordic countries, and capital of the Västra Götaland County. It is situated by the Kattegat, on the west coast of Sweden, and has ...

via

. The double decker trains were built by

Alstom Alstom SA is a French multinational corporation, multinational rolling stock manufacturer operating worldwide in rail transport markets, active in the fields of passenger transportation, signalling, and locomotives, with products including the A ...

from 2004–2008, with 43 units being delivered, either in a two-car or three-car configuration. It is based on the Coradia series, very similar to the French SNCF Class Z 26500 double decker trains, and similar to the X60-series. The X40 is the first true

double-decker train A bilevel car (American English) or double-decker coach (British English and Canadian English) is a type of Passenger railroad car, rail car that has two levels of passenger accommodation, as opposed to one, increasing passenger capacity (in e ...

to operate in Sweden, although the first and last cars of the Y3 were built in a style similar to

dome cars A dome () is an architectural element similar to the hollow upper half of a sphere. There is significant overlap with the term cupola, which may also refer to a dome or a structure on top of a dome. The precise definition of a dome has been a ...

, connected to single-deck coaches. From 2019 onwards the bilevel Stadler DOSTO will also be used in the Mälardalen and Uppsala regions of Sweden.

Specifications

The double deckers have a little higher passenger capacity than conventional cars, with 85 compared to 78 seats. Wider doors allow the trains to make only 30 second stops in smaller stations and 60 second stops in larger stations. Top speed is . Often the trains are paired, with one two-car and one three-car unit. The X40 has both first and second class, but with the same level of comfort. There is

air conditioning Air conditioning, often abbreviated as A/C or AC, is the process of removing heat from an enclosed space to achieve a more comfortable interior environment (sometimes referred to as 'comfort cooling') and in some cases also strictly controlling ...

, signal boosting for mobile telephones, electrical plugs at each chair, that is also equipped with radio.

WLAN A wireless LAN (WLAN) is a wireless computer network that links two or more devices using wireless communication to form a local area network (LAN) within a limited area such as a home, school, computer laboratory, campus, or office buildin ...

is available for free to all passengers. There were many technical problems during the first year of operation in 2006, including problems with doors and the air conditioning. Complaints from passengers were that there was too little room for baggage and that the seat pitch was insufficient. These problems have been addressed through rebuilding the interior, which also included removing all

vending machine A vending machine is an automated machine that provides items such as snacks, beverages, cigarettes, and lottery tickets to consumers after cash, a credit card, or other forms of payment are inserted into the machine or otherwise made. The fi ...

s and

coffeemaker A coffeemaker, coffee maker or coffee machine is a cooking appliance used to brew coffee. While there are many different types of coffeemakers the two most common brewing principles use gravity or pressure to move hot water through coffee gr ...

s from the trains themselves. The trains are specified for regional commuter traffic, and some complaints come from passengers on longer journeys. For example, a common route for the train is Gävle-Stockholm-Linköping, with stop at Arlanda Airport, which means that tourists with heavy luggage use the train. During 2011 they have been used for even longer distances, like Stockholm-Örebro-Göteborg and Stockholm-Sundsvall, which has added to these complaints. In 2012 the new

SJ 3000 The Regina is a Swedish model of electric multiple unit passenger train, manufactured by Bombardier Transportation (formerly Adtranz). It is used by the national passenger railway SJ along with numerous regional and private operators, in varia ...

have replaced the X40 on the Stockholm-Sundsvall line. Läggesta.jpg, X40 train at Läggesta, March 2012 Coradia Duplex SJ X40.jpg, A X40 in

Nyköping Nyköping () is a locality and the seat of Nyköping Municipality, Södermanland County, Sweden with 32,759 inhabitants as of 2017. The city is also the capital of Södermanland County. Including Arnö, the locality on the southern shore of the ...

X40-skarvKICX2875.JPG

External links

*
Järnväg.net on X40
{{Coradia/Juniper Alstom Coradia Duplex High-speed trains of Sweden X40 Passenger trains running at least at 200 km/h in commercial operations X40 Train-related introductions in 2006 15 kV AC multiple units