| İZBAN E22100 | |
| Service: | 2014-present |
| Manufacturer: | Hyundai Rotem |
| Formation: | 3 cars |
| Fleetnumbers: | 22101-22140 |
| Operator: | İZBAN A.Ş. |
| Lines: | Northern Line, Southern Line |
| Yearconstruction: | 2012-2015 |
| Yearservice: | 2014 |
| Numberbuilt: | 40 |
| Numberservice: | 40 |
| Maxspeed: | 140km/h |
| Powersupply: | Pantograph |
| Electricsystem: | 25 kV, 50 Hz AC |
The İZBAN E22100 series, commonly nicknamed Gulf dolphin (Turkish: Körfez Yunusu), are Electric Multiple Units that were built by Hyundai Rotem for İZBAN A.Ş. in order to increase its Egeray fleet.[1] Each set has 3 permanently coupled cars and are used for commuter service in İzmir.[2] The first set entered service on 30 August 2014 and the last one (40th) on 31 December 2015.[3]