| Name | Designation | Applicability | 
| Diesel generator | 1-PDG4A | Diesel for diesel locomotives TEM1, TEM2, TEM2U, TEM2UM, TEM16 | 
| Diesel generator | 1-PDG4D | Serial diesel with a separated cooling system for diesel locomotives TEM2K, TEM18D | 
| Diesel generator | 1-PDG4V | Upgraded diesel engine with a separated cooling system for diesel locomotive ChME3 | 
| Diesel | 1-PDG4E | Upgraded diesel engine with a separated cooling system for the TGM diesel locomotive | 
| Diesel | 5D50M | Marine (DC generator) | 
| Diesel | 6D50M | Marine (alternator) |