Doosan · Hydraulic Excavator

Doosan DX420LC Specs

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Doosan

Overview

The Doosan DX420LC is a hydraulic excavator listed in the Heavy Equipment Hub equipment database with structured specifications for comparison, research, and machine selection. Key specification points include engine power of 293 hp, operating weight of 90,170 lb, working depth of 23.23 ft, reach of 34.98 ft, capacity of 2.5 yd³ and travel speed of 3.3 mph. This model can be reviewed for excavation, trenching, loading, site preparation, and fleet comparison workflows. Use the full specifications table to compare the Doosan DX420LC against similar hydraulic excavator models by power, weight, capacity, dimensions, speed, and other technical values.

Key Specifications

Operating Weight
90,170
lb

Net Power
293
hp

Max Digging Depth
23.23
ft

Reference Bucket Capacity
2.50
yd3

Full Specifications

43 specs

Dimensions

Boom/Stick Option (Hex) 1 Boom 22'0" (6700mm)/Stick 8'6" (2600mm)

Ground Clearance 1.78 ft / 0.54 m

Height to Top of Cab 10.35 ft / 3.15 m

Length of Track on Ground 13.95 ft / 4.25 m

Max Cutting Height 34.65 ft / 10.56 m

Max Digging Depth 23.23 ft / 7.08 m

Max Loading Height 24.48 ft / 7.46 m

Max Reach Along Ground 34.98 ft / 10.66 m

Max Vertical Wall Dig Depth 17.07 ft / 5.20 m

Max Vertical Wall Digging Depth 11.98 ft / 3.65 m

Removal Counterweight Clearance 4 lb / 2 kg

Shipping Height Of Unit 12.08 ft / 3.68 m

Shipping Length Of Unit 38.62 ft / 11.77 m

Tail Swing Radius 12.01 ft / 3.66 m

Width To Outside Of Tracks 11 ft / 3.35 m

Engine

Alternator Supplied Amperage 50 A

Cooling System Fluid Capacity 10.60 gal / 40.1 L

Displacement 669 cu in / 11.0 L

Engine Make 2252

Engine Model DV11

Engine Oil Capacity 11.70 gal / 44.3 L

Fuel Capacity 145.30 gal / 550.0 L

Hydraulic Pump Flow Capacity 166.50 gal/min / 630.3 L/min

Hydraulic System Fluid Capacity 111 gal / 420.2 L

Hydraulic System Relief Valve Pressure 4,554 psi / 314.0 bar

Max Torque 1,013 lb-ft / 1,373 Nm

Maximum Bucket Capacity 2.90 yd³ / 2.22 m³

Minimum Bucket Capacity 1.90 yd³ / 1.45 m³

Net Power 293 hp / 218.5 kW

Number of Cylinders 6

Operating Voltage 24 V

Operating Weight 90,170 lb / 40,900 kg

Power Measured @ 1,800 rpm

Reference Bucket Capacity 2.50 yd³ / 1.91 m³

Swing Drive Fluid Capacity 1.60 gal / 6.1 L

Swing Speed 9.20 deg

Torque Measured @ 1,300 rpm

Undercarriage

Ground Pressure 11 psi / 0.7 bar

Max Travel Speed 3.30 mph / 5.3 km/h

Number Of Carrier Rollers Per Side 2

Number Of Shoes Per Side 50

Number of Track Rollers per Side 9

Shoe Size 23.63 in / 600 mm

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Frequently Asked Questions

What is the operating weight of the Doosan DX420LC? +

The Doosan DX420LC has an operating weight of 90,170 lb (40,900 kg). This places it in a class suited for hydraulic excavator applications where ground pressure and transport weight are key considerations.

How powerful is the Doosan DX420LC engine? +

The Doosan DX420LC produces 293 hp (218.5 kW) of engine power. This output is typical for its weight class and designed to handle demanding Hydraulic Excavator work cycles efficiently.

What is the maximum digging depth of the Doosan DX420LC? +

The Doosan DX420LC has a maximum digging depth of 23.23 ft (7.08 m). This makes it suitable for trenching, foundation work, and other excavation tasks requiring vertical reach.

What is the maximum reach of the Doosan DX420LC? +

The Doosan DX420LC has a maximum reach along the ground of 34.98 ft (10.66 m), allowing it to work effectively across wide areas without repositioning.

What is the travel speed of the Doosan DX420LC? +

The Doosan DX420LC has a maximum travel speed of 3.3 mph (5.3 km/h), enabling efficient movement between work areas on the job site.

How does the Doosan DX420LC compare to similar Hydraulic Excavator models? +

You can compare the Doosan DX420LC side by side with any other model using the Heavy Equipment Hub compare tool. Key comparison points include engine power, operating weight, digging depth, hydraulic flow, and overall dimensions.