| Dongfeng 11G 东风11G | |
| Powertype: | Diesel-electric |
| Builder: | Qishuyan Locomotive and Rolling Stock Works |
| Buildmodel: | DF11G |
| Builddate: | 2004–2010 |
| Totalproduction: | 184 |
| Uicclass: | 2×Co'Co ' |
| Wheeldiameter: | 1050mm |
| Minimumcurve: | 145m (476feet) |
| Axleload: | 23t |
| Locoweight: | 276t |
| Length: | 44m (144feet) |
| Width: | 3.304m (10.84feet) |
| Height: | 4.736m (15.538feet) |
| Fuelcap: | 6000L |
| Transmission: | Electric AC – DC drives |
| Enginetype: | 16V280ZJA (Rated power 3860kW) |
| Alternator: | JF204C |
| Tractionmotors: | ZD106 × 12 |
| Poweroutput: | Engine: 7220kW At rail: 6080kW |
| Rpmrange: | 1000 rpm |
| Tractiveeffort: | 386kN starting tractive effort: 250kN |
| Maxspeed: | 170km/h sustained speed : 83.5km/h |
| Nicknames: | 猪 (Pig) |
| Operator: | China Railway |
The DF11G (Chinese: 东风11G, nickname: 猪头) is a twin unit semi-high-speed diesel-electric locomotive used on the People's Republic of China's national railway system. This locomotive was built by Qishuyan Locomotive and Rolling Stock Works. DF11G Diesel Locomotive is a twelve shaft fixing reconnection passenger diesel locomotive which based on two six-axle locomotives connected.
The DF11G has two batches, varying in the voltage of head-end power. In the first batch, HEP is supplied as three-phase AC at 380 V, while the second batch supports DC 600 V HEP.[1]