CX300C
CASE Excavator CX300C

Model Comparison
- 73 kW (97.9 hp)
- 92.2 kW (123.6 hp)
- 122 kW (163.6 hp)
- 140 kW /188 hp @ 2000 min-¹
- 180 kW /241 hp @ 2000 min-¹
- 200 kW /268 hp @ 2000 min-¹
- 270 kW (362.1 hp)
- 270 kW (362.1 hp)
Product Features

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High-Performance Isuzu Engine
The CX300C and CX350C are powered by a 6-cylinder Isuzu Tier III engine delivering up to 288 horsepower and 1020 Nm of torque. The high-pressure common rail system with turbocharged intercooler ensures exceptional responsiveness and fuel efficiency, even under heavy loads. Designed for reliability, the engine provides smooth, consistent power for tough excavation, lifting, and loading applications.
| Name | CX300C |
|---|---|
| Engine Type | Water-cooled, 4-cycle diesel, 6-cylinder in line, electronically controlled, high pressure common rail system, turbocharger with air cooled intercooler, without cooling fan , SCR system. |
| Model | ISUZU GH-6HK1X |
| Bore/Stroke | 115 × 125 mm |
| Displacement | 8.16 l |
| Horsepower | 180 kW /241 hp @ 2000 min-¹ |
| Maximum torque | 900 Nm @ 1500 min-¹ |
| Name | CX300C |
|---|---|
| Max oil flow | 2 × 270 l/min @ 2000 min-¹ |
| Type | 2 variable displacement axial piston pumps with regulating system |
| Boom/Arm/Bucket circuit | 34.3 MPa |
| Boom/Arm/Bucket (with Power Boost) | - MPa |
| Swing circuit | 34.3 MPa |
| Travel circuit | 34.3 MPa |
| Name | CX300C |
|---|---|
| Maximum swing speed | 10 min-¹ |
| Swing torque | 92,100 Nm |
| Name | CX300C |
|---|---|
| Suction filter | 105 μm |
| Return filter | 6 μm |
| Pilot line filter | 8 μm |
| Name | CX300C |
|---|---|
| Travel motor | Variable displacement axial piston motor |
| Max travel speed | 5.7 km/h |
| Low travel speed | 3.3 km/h |
| Gradeability | 35° (70%) |
| Drawbar pull | 339 kN |
| Name | CX300C |
|---|---|
| Alternator | 50 Amp |
| Starter motor | 0 kW (0.0 hp) |
| Battery | 5 HR |
| Name | CX300C |
|---|---|
| Number of track rollers (each side) | 9 |
| Number of shoes (each side) | 50 |
| Type of shoe | Triple grouser shoe |
| Name | CX300C |
|---|---|
| Fuel tank | 450 l |
| Hydraulic system | 300 l |
| Cooling system | 32.7 l |
| Engine Crank Case | - l |