High Fuel Efficiency: 20% fewer oil consumption than other competitive products.
Compacted Yet Durable And Dependable Engine: 6B series engine contains up to 40% fewer parts than competitive engines in its class.This results in a better power-to-weight ration,a less chance of failure and lower repair cost.
Advanced design and manufacturing: Make the engine delivers superior performance and lower cost than competitive engines.
Excellent cold start performance: With improved 6.6 KW starter and intake air heater.
Cummins 4BTA3.9-C125 Engine for Construction Machinery
| General data of Cummins 4BTA3.9-C125 Construction Machinery Engine | |
| Engine Model | Cummins 4BTA3.9-C125 |
| Type | 4 cylinder in line |
| Displacement | 3.9 L |
| Bore&Stroke | 102×120 mm |
| Dry Weight | 355 KG |
| Dimension(L*W*H) | 778*634*912 (mm) |
| Center of gravity from front face of block | 262 mm |
| Center of gravity above crankshaft centerline | 160 mm |
| Performance Date of Cummins 4BTA3.9-C125 Construction Machinery Engine | |
| Rated Output | 93KW/125HP |
| Rated Speed | 2200RPM |
| Max Torque/Speed | 475N.m/1500RPM |
| Torque/Rated Speed | 404N.m/2400RPM |
| Minimum Fuel Consumption/speed | 208g/KW.h/1500RPM |
| Maximum Fuel Consumption/speed | 261g/KW.h/800RPM |
| Fuel Consumption/rated speed | 233g/KW.h/2800RPM |
| Technical data of Cummins 4BTA3.9-C125 Construction Machinery Engine | |
| Aspiration | Turbocharged Water-Air intercooled |
| Fuel System | PW2000 Pump/RQV-K Governor Regulation 8% |
| Coolant capacity-engine only | 3.9 litre |
| Minimum Idle speed | 950 RPM |
| Maximum Speed(10% rated load) | 2457 RPM |
| Compression ratio | 16.5:1 |
| Piston Speed | |
| Firing Order | 1-3-4-2 |
The above is general technicial information of Cummins 4BTA3.9-C125 industrial application Engine. It is also for us to supply the Cummins 4BTA3.9-C125 genuine parts and 4BTA3.9-C125 engine power pack
