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DX420LC-5 Crawler Excavator

As a leader in the 40-50 metric ton size class, the Doosan® DX420LC-5 provides solid performance, excellent fuel efficiency, an operator-focused working environment and exceptional durability to deliver consistent results.

337.9 hp @ 1,800 rpm

Rated Power, Net

94,799 lb

Operating Weight

25' 4"

Dig Depth

Key Specifications

Comfort and Convenience A spacious cab provides unmatched visibility and operator comfort. An adjustable air suspension seat and high-performance air conditioning with five operating modes. An emergency engine stop is located at the base of the seat. Enter and exit easily through the large door opening. The high-performance air conditioning offers adjustable airflow and five operating modes. The adjustable reclining air suspension seat offers lumbar support. A rear view camera and optional side camera give you more visibility to your work.
Designed for 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 Connect 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 straightforward and backward travel in trenching applications.
Main Pump: Displacement 11.29 in³/rev
Control Valve: Relief Valve Pressure (Normal) 4,694 psi
Control Valve: Relief Valve Pressure (Boost) 4,978 psi
Main Pump: Max. Flow Rate (each) 88.5 gal/min
Main Pump: Main Relief Pressure --

Performance

Upper Rollers: Quantity Per Side 2
Lower Rollers: Quantity Per Side 9
Track Length 17' 0"
Track Link: Track Gauge 9' 0"
Swing Performance: Max Swing Torque 118332 lbf·ft
Swing Performance: Max Swing Speed (At Efficiency) 8.82 rpm
Travel performance: Traction Force (Highest Value) 2,802,538 lbf
Travel performance: Traveling Speed - Low (XXX/) 1.93 mph
Travel performance: Traveling Speed - High (/XXX) 3.17 mph
Travel performance: Gradeability 70°
Max Digging Reach (Ground) 37' 0"
Max Digging Depth 25' 4"
Max Loading Height 25' 3"
Arm Digging Force - Pressure up 4,429 lbf
Bucket Digging Force - Pressure up 6,092 lbf
Arm Digging Force - Normal 4,181 lbf
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
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

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) --

Dimensions

Operating Weight 94,799 lb
Standard Boom Length 21.98 ft
Standard Arm Length 10.66 ft
Standard Bucket Size 2.49 yd³
Shoe Width 2' 7"
Shipping Height - Hose (With Attachment) 11' 4"
Shipping Length (Without Attachment) 38' 6"
Shipping Width (Standard) 11' 7"
Overall Height Over Cab 10' 4"

DX420LC-5 Crawler Excavator

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