Browse EquipmentDoosan DX420LC-5 Crawler Excavator
Crawler Excavators DX420LC-5 Crawler Excavator
Overview:
Exceptional durability, excellent fuel efficiency and consistent results.
Tier 4 Emissions (EPA)
337.9 hp @ 1,800 rpm HP, SAE Net
94,799 lb Weight
25' 4" Digging Depth
Features
As a leader in the 40-50 metric ton size class, the DX420LC-5 provides solid performance, excellent fuel efficiency, an operator-focused working environment and exceptional durability to deliver consistent results.
Designed for long life with an extra-sturdy frame and reinforced superstructure, the DX420LC-5 is built for reliability. The boom design and x-chassis frame are designed for greater integrity and durability.
Bushings and ultra-hard wear disks are designed for extended service intervals and steady performance. The permanently sealed and lubricated track links maximize uptime and reduce operating costs. Monitor your Doosan heavy equipment and manage maintenance to reduce operating costs with Doosan Telematics.
Controls for machine functions are simple and placed for your convenience. Easily change the control pattern from ISO to BHL to match your preference. Two-way auxiliary hydraulics can now be controlled via a joystick switches or the new optional foot pedal control.
Select the correct auxiliary flow rate using a switch on the control pattern. A straight travel option is ideal for straight forward and backward travel in trenching applications.
Specifications
| MODEL | Doosan DX420LC-5 |
| Engine | |
| Rated Flywheel Power (Gross) | 344.6 hp @ 1,800 rpm (ISO-9249) |
| Rated Horse Power (Net) | 337.9 hp @ 1,800 rpm |
| Max. Torque (Net) | 1176 lbf·ft @ 1,300 rpm |
| Engine Emissions Tier (EPA) | T4 |
| Hydraulic System | |
| Main Pump: Displacement | 185 cm³/rev |
| Control Valve: Relief Valve Pressure (Normal) | 330 kgf/cm² |
| Control Valve: Relief Valve Pressure (Boost) | 350 kgf/cm² |
| Main Pump: Max. Flow Rate (each) | 88.5 gal/min |
| Undercarriage | |
| Upper Rollers: Quantity Per Side | 2 |
| Lower Rollers: Quantity Per Side | 9 |
| Track Length | 17' 0" |
| Track Link: Track Gauge | 9' 0" |
| Swing Mechanism | |
| Swing Performance: Max Swing Torque | 118332 lbf·ft |
| Swing Performance: Max Swing Speed (At Efficiency) | 8.82 rpm |
| Travel System/Drive Mechanism | |
| Travel performance: Traction Force (Highest Value) | 90169 lbf·ft |
| Travel performance: Traveling Speed - Low (XXX/) | 1.93 mph |
| Travel performance: Traveling Speed - High (/XXX) | 3.17 mph |
| Travel performance: Gradeability | 70° |
| Weights | |
| Operating Weight | 94,799 lb |
| Standard Boom Length | 21.98 ft |
| Standard Arm Length | 10.66 ft |
| Standard Bucket Size | 1.9 m³ |
| Shoe Width | 2' 7" |
| Dimensions | |
| Shipping Height - Hose (With Attachment) | 11' 4" |
| Shipping Length (Without Attachment) | 38' 6" |
| Shipping Width (Standard) | 11' 7" |
| Overall Height Over Cab | 10' 4" |
| Working Range | |
| Max Digging Reach (Ground) | 37' 0" |
| Max Digging Depth | 25' 4" |
| Max Loading Height | 25' 3" |
| Digging Force (ISO) | |
| Arm Digging Force - Pressure up | 43,431 lb |
| Bucket Digging Force - Pressure up | 59,745 lb |
| Arm Digging Force - Normal | 41,006 lb |
| Refill Capacities | |
| Fuel Tank | 169.07 gal |
| Hydraulic System | 126.8 gal |
| Engine Coolant | 13.47 gal |
| Engine Oil | 11.89 gal |
| Hydraulic Tank | 103.03 gal |
| Environment | |
| Noise Level: Guaranteed Sound Power Level | 106 dBA |
| Noise Level: Operator | 72 dBA |
| Lift Capacity | |
| Lifting Capacity over front @ Horizontal Distance - 10 ft Above Ground | 31,820 lb @ 20 ft |
| Lifting Capacity over front @ Horizontal Distance - Ground Level | 37,380 lb @ 20 ft |
| Lifting Capacity over front @ Horizontal Distance - 10 ft Below Ground | 35,010 lb @ 20 ft |