EX-420 Excavator
Tier 4 Final power, advanced hydraulics, and telematics for high-output digging and precision trenching.
380 HP
48,500 lb
2.1 yd³ Bucket
24 ft Dig Depth
Overview
Power, reach, and control
Engineered for mass excavation, pipe laying, and foundation work with responsive hydraulics and operator-focused controls.
- 380 hp Tier 4 Final engine with auto-idle and eco modes
- Load-sensing hydraulics for smooth multi-function control
- Extended boom options for deep trenching and slope work
- Telematics for diagnostics, fuel optimization, and geofencing
Hydraulics & attachments
Precision control in tight spaces
High-flow circuits and intelligent assist features keep production moving with less fatigue.
Grade Assist
Automated boom and bucket assist for repeatable slope finishes and trench beds.
Quick Coupler Ready
Switch buckets, hammers, and grapples without tools to keep crews productive.
Fine Swing Control
Smooth swing braking for precise placement near utilities and congested sites.
Specifications
Performance at a glance
| Spec | EX-420 |
|---|---|
| Engine Power | 380 hp (Tier 4 Final) |
| Operating Weight | 48,500 lb |
| Bucket Capacity | 2.1 yd³ |
| Max Dig Depth | 24 ft |
| Max Reach | 36 ft |
| Hydraulics | Load-sensing, high-flow |
| Aux Circuits | Hammer/Thumb ready |
Operator-first
Comfort and visibility that reduce fatigue
- Pressurized cab with climate control and air-suspension seating
- Touchscreen display with grade assist and diagnostics
- 360° cameras and boom lights for night operations
- Hydraulic quick coupler support for rapid attachment changes
Applications
Ready for heavy civil, utility, and mining
Built for mass excavation, utility trenching, quarry overburden, and precision slope finishing.
- Pipe laying and trenching with minimal overdig
- Heavy civil: roads, bridges, and airport infrastructure
- Quarry and mine support with hammer-ready hydraulics
- Urban jobsites with low-noise and eco modes