E501 series
| E501 series | |
|---|---|
| A 10-car E501 series formation on a Jōban Line service, January 2020 | |
| In service | 1995–Present | 
| Manufacturer | Kawasaki Heavy Industries, Tokyu Car Corporation | 
| Replaced | 401 series | 
| Constructed | 1995–1997 | 
| Entered service | December 1995 | 
| Refurbished | 2011–2012 | 
| Scrapped | 2024– | 
| Number built | 60 vehicles | 
| Number in service | 55 vehicles (7 sets) | 
| Number scrapped | 5 vehicles | 
| Formation | 5/10 cars per trainset | 
| Fleet numbers | K701–K704, K751–K754 | 
| Operators | JR East | 
| Depots | Katsuta | 
| Lines served | Jōban Line, Mito Line | 
| Specifications | |
| Car body construction | Stainless steel | 
| Car length | 
 | 
| Width | 2,890 mm (9 ft 6 in) | 
| Doors | 4 pairs per side | 
| Maximum speed | 120 km/h (75 mph) | 
| Traction system | Original: GTO–VVVF (Siemens) Current: IGBT–VVVF (Toshiba) | 
| Traction motors | MT70 3-phase AC induction motor | 
| Power output | 120 kW (161 hp) × 4 per motored car | 
| Transmission | Gear Ratio: 16:97 | 
| Acceleration | 2.0 km/(h⋅s) (1.2 mph/s) | 
| Deceleration | 4.2 km/(h⋅s) (2.6 mph/s) | 
| Electric system(s) | 1,500 V DC / 20 kV 50 Hz AC (overhead catenary) | 
| Current collector(s) | Pantograph | 
| Safety system(s) | ATS-PS | 
| Track gauge | 1,067 mm (3 ft 6 in) | 
The E501 series (E501系) is a dual-voltage AC/DC electric multiple unit (EMU) train type operated on local services by East Japan Railway Company (JR East) in Japan since December 1995.