Yunnei mechanical DEF (Defu) series units are mainly equipped with high-end common rail diesel engine power of Yunnei D series, with higher emission level, lower energy consumption and high-end intelligent control, which brings you the most advanced power experience. Generators select domestic high-quality motor suppliers and form Yunnei mechanical DEF (Defu) series of high-efficiency energy-saving silent diesel generator series products.


DEF10 Electrically Controlled High Voltage Common Rail Power Generation

Product features:

  • 1. Yunnei Defu 2-cylinder engine series products, displacement 1.0L, small size, light weight, only 85KG;
  • 2. Adopting the electronic control high-voltage common rail system, the speed is stable, the emission covers the T3-T4 stage, and the technology of 2-cylinder engine is leading far ahead in China.
  • 3. Cast aluminium cylinder head, strong heat dissipation, no cylinder liner structure, lean design, good rigidity, high reliability;
  • 4. Double overhead camshaft, single cylinder four-valve structure, high inflation efficiency, full intake, high power rise;
  • 5. Common rail dynamic silence is efficient and meets the national environmental protection emission requirements.

DEF10 Electrically Controlled High Voltage Common Rail Power Generation Technical Parameters
1 Model DEF10
2 Type In-line four cylinders, four valves, four strokes, water cooling, direct injection
3 Intake Mode Naturally Aspirated Supercharging Cooling
4 Cylinder Number 2
5 Displacement(L) 0.999
6 Power/Speed(kW/rpm) 18/3000 32/3000
7 Maximum Torque(N.m) 74 130
8 Valve Train 4
9 Firing Sequence 1-2
10 Fuel Supply Mode Electronically Controlled High Voltage Common Rail
11 Size(L×W×H) 450×450×650
12 Net Weight(kg) 85 105

DEF20/30/40/45 Series Electrically Controlled High Voltage Common Rail Power Generation

Product features:

  • 1. Yunnei Defu 4-cylinder engine series, supercharged and Intercooled power, strong power, compact structure;
  • 2. Cast aluminium cylinder head, strong heat dissipation, no cylinder liner, overall optimization design, good rigidity, high reliability;
  • 3. The electronic control high-pressure common rail fuel system is adopted, the speed fluctuation is small, and the emission level covers the T3-T4 stage.
  • 4. Double overhead camshaft, single cylinder 4-Valve structure, high inflation efficiency, sufficient air intake, high power rise;
  • 5. Develop high-performance power generation in Yunnan by matching the bidding joint venture brand power generation;
  • 6. Common rail dynamic silence is efficient and meets the national environmental protection emission requirements.

DEF Series Electrically Controlled High Voltage Common Rail Power Generation Technical Parameters
1 Model DEF20 DEF30 DEF40 DEF45
2 Type In-line four cylinders, four valves, four strokes, water cooling, direct injection
3 Intake Mode Supercharging cooling
4 Cylinder Number 4
5 Displacement(L) 1.91 2.977 3.92 4.46
6 Power/Speed(kW/rpm) 38/1500
44/1800
65/1500
75/1800
97/1500
110/1800
115/1500
128/1800
7 Maximum Torque(N.m) 280 450 670 800
8 Valve Train 4
9 Firing Sequence 1-3-4-2
10 Fuel Supply Mode 电控高压共轨
11 Size(L×W×H) 690×650×690 845×755×750 923×768×770 923×768×779
12 Net Weight(kg) 190 240 350 360

DEF65 Electronically Controlled High Pressure Common Rail Diesel Engine

Product features:

  1. 1. Yunnei Defu 6-cylinder engine series products, displacement 6.5L, supercharged intercooling power, high power and low energy consumption;
  2. 2. The high voltage common rail system with electronic control is adopted, the speed is stable, and the emission level covers the T3-T4 stage.
  3. 3. Double overhead camshaft, single cylinder 4 valves, sufficient air intake, full combustion, high power rise;
  4. 4. Strengthen the body structure, durable and reliable, long service life;
  5. 5. Common rail dynamic silence is efficient and meets the national environmental protection emission requirements.
Technical Parameters of DEF65 Electronically Controlled High Pressure Common Rail Diesel Engine
1 Model DEF65
2 Type In-line six cylinders, four valves, four strokes, water cooling, direct injection
3 Intake Mode Supercharging cooling
4 Cylinder Number 6
5 Displacement(L) 6.44
6 Power/Speed(kW/r/min) 135/1500、158KW/1800
7 Maximum Torque(N.m/rpm) 70/1800-2400
8 Valve Train 4
9 Firing Sequence 1-5-3-6-2-4
10 Fuel Supply Mode Electronically Controlled High Voltage Common Rail
11 Size(L×W×H) 1200X700X930
12 Net Weight(kg) 620