The X12 is a series of two-car
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 numbe ...
s operated by
Statens Järnvägar
The Swedish State Railways ( sv, Statens Järnvägar) or SJ, originally the Royal Railway Board ( sv, Kungl. Järnvägsstyrelsen), was the former government agency responsible for operating the state-owned railways in Sweden.
It was created i ...
(SJ) of Sweden as local trains. Eighteen units were built by
Asea Brown Boveri
ABB Ltd. is a Swedish-Swiss multinational corporation headquartered in Zürich, Switzerland. The company was formed in 1988 when Sweden's Allmänna Svenska Elektriska Aktiebolaget (ASEA) and Switzerland's Brown, Boveri & Cie merged to create ...
in 1991–94, based on the somewhat older
X10. From 1997 until 2003 three units were also used by
Upplands Lokaltrafik
Kollektivtrafikförvaltningen UL (English: Public transport administration UL) (formerly Upplands Lokaltrafik until 1 January 2012) is the integrated transport authority ( sv, Trafikhuvudman) responsible for public transport buses and trains at t ...
. Two of the units have been converted to the successor
X14. As SJ since 2021 have replaced their X12-trains with
X50,
X52 and
ER1 trains, Västtrafik is currently the only operator of X12.
External links
Järnväg.net on X12
{{Swedish railway stock
ABB multiple units
X12
X12
15 kV AC multiple units