NS 7500
| Uprated ES40DC |
ES44DC
| 54245 | 3 | 197536 |
NS 7501
| |
ES44DC
| 54246 | 1 | 200656 |
NS 7510
| |
ES44DC
| 54761 | 2 | 207255 |
NS 7516
| |
ES44DC
| 56443 | 12 | 55719 |
NS 7517
| |
ES44DC
| 56444 | 13 | 211633 |
NS 7548
| Upgraded Nov 2013 |
ES44DC
| 56475 | 2 | 192870 |
NS 7550
| Upgraded from ES40DC |
ES44DC
| 56477 | 3 | 189601 |
NS 7559
| |
ES44DC
| 56486 | 1 | 210464 |
NS 7567
| Upgraded |
ES44DC
| 56976 | 1 | 196453 |
NS 7599
| |
ES44DC
| 57008 | 2 | 208937 |
NS 7600
| Upgraded |
ES44DC
| 57009 | 2 | 202024 |
NS 7651
| Upgraded in 2014 |
ES44DC
| 57878 | 1 | 204807 |
NS 7654
| uprated from 4,000 to 4,400 horsepower between October 2013 and August 2014 |
ES44DC
| 57881 | 4 | 210465 |
NS 7715
| Upgraded Dec 2013 |
ES44DC
| 58439 | 2 | 193466 |
NS 7719
| |
ES44DC
| 58443 | 4 | 207369 |