221 series
| 221 series | |
|---|---|
| A 221 series formation in March 2008 | |
| Manufacturer | 
 | 
| Built at | Kobe, Yonago, Kudamatsu, Higashiōsaka | 
| Family name | Amenity Liner | 
| Replaced | 113 series, 117 series, 201 series | 
| Constructed | 1989–1992 | 
| Entered service | March 1989 | 
| Refurbished | 2012–2020 | 
| Number built | 474 vehicles | 
| Number in service | 474 vehicles | 
| Formation | 2/4/6/8 cars per trainset | 
| Operators | JR-West | 
| Depots | Aboshi, Nara, Kyoto | 
| Lines served | |
| Specifications | |
| Car body construction | Steel | 
| Car length | 20,000 mm (65 ft 7 in) | 
| Width | 2,950 mm (9 ft 8 in) | 
| Doors | 3 pairs per side | 
| Maximum speed | 120 km/h (75 mph) | 
| Traction system | Resistor control + field system superimposed field excitation control | 
| Traction motors | WMT61S WMT64S | 
| Electric system(s) | 1,500 V DC overhead line | 
| Current collector(s) | WPS27 scissors-type pantograph | 
| Braking system(s) | Regenerative brake, electronically controlled pneumatic brakes, snow-resistant brake | 
| Safety system(s) | ATS-P, ATS-SW | 
| Coupling system | Shibata-Type | 
| Multiple working | 223/225 series | 
| Track gauge | 1,067 mm (3 ft 6 in) | 
The 221 series (221系, 221-kei) is a suburban electric multiple unit (EMU) train type operated by West Japan Railway Company (JR-West) in the Kansai Region of Japan since March 1989.