Pesa Elf

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Elf
27WE of SKM Warszawa
Manufacturer	Pesa SA
Family name	Elf
Constructed	2010–present
Entered service	2011
Number built	126
Fleet numbers	EN76 (4 section); EN62 (3 section); EN96 (2 section)
Operators	Koleje Dolnośląskie Koleje Małopolskie Koleje Mazowieckie Koleje Wielkopolskie Koleje Śląskie Polregio SKM Warszawa
Specifications
Train length	depending on configuration
Width	2,880 mm (9 ft 5 in) (UIC 505-1)
Height	4,280 mm (14 ft 1 in)
Platform height	550 mm (1 ft 10 in)
Maximum speed	Design: 190 km/h (120 mph) Majority: 160 km/h (100 mph)
Traction system	electric
Traction motors	4 × 400 kW 4 × 500 kW 6 × 500 kW 8 × 400 kW
Power output	1600–3200 kW
Acceleration	around 1 m/s2
Electric system(s)	3 kV DC, 25 kV AC overhead (also 1.5 kV DC and 15 kV AC are offered)
Current collector(s)	pantograph
Coupling system	Scharfenberg
Multiple working	yes, up to 3 units
Track gauge	1,435 mm (4 ft 8+1⁄2 in) standard gauge

The Elf (Electric Low Floor) is an electric multiple unit developed by Polish rolling-stock manufacturer Pesa SA.^[1] It is intended for commuter and regional service where platform height is 55 cm (22 in).^[2] It is based on earlier EMU designs named ED59 and ED74.^[3] A Pesa Elf was exhibited at InnoTrans 2010.^[4]

In 2016 a new version, Elf 2, was introduced, featuring new design.^[5] In 2019, Elf.eu – a multisystem version targeting EU markets – was introduced.^[6]