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| SDD19 diesel locomotive is a broad-gauge, 8-axis AC-DC electric shunting locomotive. The locomotive adopts single driver's cab and outside corridor structure, equipped with a 6280ZJ diesel engine, with a service power of 1500kW and a maximum running speed of 100km/h. It is equipped with microcomputer control system. | 
| Main Technical Parameters | 
| Application | Shunting & transfer service | Track Gauge | 1520mm | 
| Axle Arrangement | (B0-B0)+(B0-B0) | Wheel Diameter | 1050mm | 
| Axle Load | 22.5t | Locomotive Service Weight | 180t | 
| Max. Service Output of Diesel Engine | 1500kW | Min. Negotiable Curve Radius | 80m | 
| Max. Running Speed | 100km/h | Continuous Speed | 8.7km/h | 
| Max. Starting Tractive Effort | 580kN | Continuous Tractive Effort | 427kN | 
| Fuel Capacity | 6000L | Oil Capacity | 1000kg | 
| Sand Capacity | 800kg | Overall Dimensions (L×W×H) | 22250mm×3256mm×4850mm |