Kubota KX042-5 Mini Excavator – Overview
Power, Efficiency and Comfort in a Compact Design
The Kubota KX042-5 Mini Excavator represents the perfect balance of power, precision, and environmental efficiency, making it one of the most advanced and capable machines in the 4-tonne class. Built for construction, landscaping, utilities, and groundwork professionals, this machine combines Kubota’s renowned reliability with cutting-edge technology for superior performance and operator comfort.
Powered by the proven Kubota D1803-CR-E5 Stage V diesel engine, the KX042-5 delivers 42 PS (31.4 kW) of strong, consistent power. This clean-running, fuel-efficient engine offers high torque and reduced emissions thanks to Kubota’s Common Rail System (CRS) and Diesel Particulate Filter (DPF), meeting the latest environmental standards without sacrificing performance.
The KX042-5 delivers outstanding digging and lifting capability, with a maximum digging depth of 3,460 mm, a dumping height of 3,845 mm, and a lifting capacity of up to 1,730 kg at ground level (over front, blade down). Its advanced hydraulic system allows smooth, simultaneous control of multiple functions, ensuring precision and productivity across a wide range of applications.
Kubota has designed the KX042-5 with a short rear overhang for safer, more stable operation in confined areas. Its compact dimensions and excellent balance make it ideal for tight worksites, while the durable undercarriage and robust frame ensure reliability on rough terrain.
Operator comfort and convenience are key strengths of the KX042-5. The spacious, pressurised cab features a wide door for easy access, low noise and vibration levels, and enhanced air conditioning for optimal working conditions. The new LCD digital display provides real-time machine information, while intuitive joystick controls deliver precise, fatigue-free operation.
Engineered for low maintenance, the KX042-5 features easily accessible service points, protected hydraulic lines, and Kubota’s industry-leading build quality for long-term dependability. Designed for efficiency, durability, and comfort, it’s the ultimate compact excavator for professionals who expect premium performance.
Key Features
- Kubota D1803-CR-E5 Stage V diesel engine – 42 PS (31.4 kW) power with high torque and low emissions
- Maximum digging depth: 3,460 mm | Dumping height: 3,845 mm
- Lifting capacity: up to 1,730 kg at ground level (over front, blade down)
- Common Rail System (CRS) and Diesel Particulate Filter (DPF) for clean, efficient performance
- Advanced hydraulic system – smooth, simultaneous multi-function operation
- Short rear overhang – stability and safety in confined spaces
- Spacious, pressurised cab – quiet, comfortable, and ergonomic environment
- Air conditioning system for optimal climate control
- Large LCD display panel – easy-to-read performance and service data
- Reinforced frame and undercarriage for strength and durability
- Easy maintenance access to reduce downtime and service costs
Specifications
| Model |
KX042-4α
|
| Machine Weight (kg) |
3973
|
| Power (kW/hp) |
29.1/40.4
|
| Max Speed (km/h) |
4.9
|
| Max Dig Depth (mm) |
3455
|
| Max Reach (mm) |
5575
|
| Max Digging Force Arm/Bucket (kN) |
17.8/30.5
|
| Aux Flow 1 |
65 l/min @ 210 kgf/cm2
|
| Aux Flow 2 |
37 l/min @ 210 kgf/cm2
|
| Overall width (mm) |
1700
|
| Transport height (mm) |
5085
|
