NS 7502
| Uprated from 4,000 to 4,400 horsepower |
ES44DC
| 54247 | 2 | 202126 |
NS 7507
| Uprated ES40DC |
ES44DC
| 54758 | 1 | 195884 |
NS 7541
| |
ES44DC
| 56468 | 2 | 197283 |
NS 7543
| Upgraded from 4000hp |
ES44DC
| 56470 | 2 | 211325 |
NS 7548
| Upgraded Nov 2013 |
ES44DC
| 56475 | 1 | 192870 |
NS 7550
| Upgraded from ES40DC |
ES44DC
| 56477 | 1 | 189601 |
NS 7567
| Upgraded |
ES44DC
| 56976 | 1 | 196453 |
NS 7570
| Uprated from 4,000 to 4,400 horsepower |
ES44DC
| 56979 | 1 | 199626 |
NS 7580
| Uprated from 4,000 to 4,400 horsepower. Equipped With Track Measurment |
ES44DC
| 56989 | 1 | 199240 |
NS 7598
| Upgraded from ES40DC |
ES44DC
| 57007 | 1 | 189918 |
NS 7608
| |
ES44DC
| 57017 | 1 | 199220 |
NS 7655
| Rerated to 4400 HP 11/2013, bltApr.2007, order/Frame#1996-129 |
ES44DC
| 57873 | 1 | 192029 |
NS 7658
| Upgraded Jan 2014blt.4/2007, in svc.24 MAy 2007, order/frame# 1996-147 |
ES44DC
| 57884 | 2 | 194865 |
NS 7665
| Upgraded Nov 2013 |
ES44DC
| 57891 | 1 | 193132 |
NS 7670
| Rerated to 4400 HP 11/2013 |
ES44DC
| 58394 | 1 | 193805 |
NS 7690
| Built 12/2007 Order number/ Frame- Number 1929-10 |
ES44DC
| 58414 | 1 | 200310 |
NS 7695
| |
ES44DC
| 58419 | 1 | 212905 |
NS 7703
| Wrecked Harmar, PA 5/26/22 |
ES44DC
| 58427 | 1 | 223484 |
NS 7706
| ES40DC uprated to ES44DC in 2013/2014. |
ES44DC
| 58430 | 1 | 198701 |
NS 7707
| Rerated to 4400 HP 11/2013 |
ES44DC
| 58431 | 3 | 193742 |