The DF7G is a Co-Co diesel electric designed for heavy shunting and trip work and uses a 12-cylinder version of the engine used in the DF4 series, making it considerably more powerful than the similar looking DF5. Locos are in service with the national railways and various industrial users.
- C2 Class NG 0-8-0
- ET7 Class 0-8-0T
- GJ Class 0-6-0T
- JF Class 2-8-2
- JS Class 2-8-2
- KD6 Class 2-8-0
- QJ Class 2-10-2
- RM Class 4-6-2
- SL6 Class 4-6-2
- SY Class 2-8-2
- XK13 Class 0-6-0T
- YJ Class 2-6-2
- BJ Class
- DF4, DF4A, DF4B Class
- DF4C Class
- DF4D, DF4DD Class
- DF5, DF5B, DF5D Class
- DF7, DF7B/C/D/F Class
- DF8 Class
- DF8B Class
- DF11 Class
- DFH3 Class
- GKD1, GKD1A Class
- HXD3B/3C/3D Class
- SS3, SS3B Class
- SS4, SS4G Class
- SS9, SS9G Class
- 37E Class
- ED85 Class
- EL1 & EL2 Class
- ZG100 & ZG150 Class
- Narrow Gauge Electrics
- NYJ1, NZJ1, NZJ2 Class