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工矿电机车新旧型号对比：
| 新型号 | 原型号 |
| CAY2.5/4.6.7.9G(B) | XK2.5-4.6.7.9/48-1 |
| CAY2.5/4.6.7.9G(B) | XK2.5-4.6.7.9/48-2A |
| CTY2.5/4.6.7.9G(B) | XK2.5-4.6.7.9/48-1KBT |
| CTY5/4G(B) | XK5-4/88-KBT |
| CTY5/6.7.9G(B)88V | XK5-6.7.9/88-KBT |
| CAY5/6.7.9G(B) | XK5-6.7.9/90 |
| CTY5/6.7.9G(B)90V | XK5-6.7.9/90-KBT |
| CAY8/6G(B)110V | XK8-6/110-1A |
| CTY8/6G(B)110V | XK8-6/110-KBT |
| CTL8/6G(B)110V | XK8-6/110-1KBT |
| CAY8/7.9G(B)132V | XK8-7.9/132-1A |
| CTY8/7.9G(B)132V | XK8-7.9/132-KBT |
| CTL8/7.9G(B)132V | XK8-7.9/132-1KBT |
| CTY8/6.7.9G(B)144V | XK8-6.7.9/144-KBT |
| CAY8/6.7.9G(B)144V | XK8-6.7.9/144-A |
| CTA8/6.7.9G(B)140V | XK8-6.7.9/140-KBT |
| CTL8/6.7.9G(B)140V | XK8-6.7.9/140-2KBT |
| CAY12/6.7.9G(B) | XK12-6.7.9/192 |
| CTY12/6.7.9G(B) | XK12-6.7.9/192-1KBT.1 |
| CTL12/6.7.9G(B) | XK12-6.7.9/192-2KBT |
| CTL12/6.7.9G(B) | XK12-6.7.9/192-3KBT |
| CAZ12/6.7.9G(B) | XK12-6.7.9/256 |
| CTY15/6.7.9G(B) | XK15-6.7.9/256 |
| CTY18/6.7.9G(B) | XK18-6.7.9/208 |
