Doosan · Hydraulic Excavator

Doosan DX420LC-5 Specs

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Doosan

Overview

The Doosan DX420LC-5 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 338 hp, operating weight of 94,779 lb, working depth of 25.40 ft, reach of 37.00 ft, capacity of 2.0 yd³ and fuel capacity of 169.1 gal. 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-5 against similar hydraulic excavator models by power, weight, capacity, dimensions, speed, and other technical values.

Key Specifications

Operating Weight
94,779
lb

Net Power
338
hp

Gross Power
345
hp

Max Digging Depth
25.40
ft

Full Specifications

64 specs

Dimensions

Arm Digging Force 43,388 lb / 19,681 kg

Boom/Stick Option (Hex) 1 Boom 22 ft (6700 mm) / Arm 10 ft 8 in (3250 mm)

Bucket Digging Force 59,799 lb / 27,124 kg

Counterweight Clearance 4.10 ft / 1.25 m

Height to Top of Cab 10.40 ft / 3.17 m

Length of Track on Ground 17 ft / 5.18 m

Max Cutting Height 35.50 ft / 10.82 m

Max Digging Depth 25.40 ft / 7.74 m

Max Loading Height 9.90 ft / 3.02 m

Max Reach Along Ground 37 ft / 11.28 m

Max Vertical Wall Digging Depth 14.20 ft / 4.33 m

Min Digging Reach 37.80 ft / 11.52 m

Minimum Swing Radius 176.19 ft / 53.70 m

Overall Width -Upper Structure 9.90 ft / 3.02 m

Shipping Height Of Unit 10.11 ft / 3.08 m

Shipping Length Of Unit 38.60 ft / 11.77 m

Shipping Width 11.70 ft / 3.57 m

Tail Swing Radius 12.40 ft / 3.78 m

Track Length 17.11 ft / 5.22 m

Undercarriage Width 11.70 ft / 3.57 m

Engine

Bore 5.20 in / 132 mm

Cooling System Fluid Capacity 13.50 gal / 51.1 L

Def Tank Capacity 18.50 gal / 70.0 L

Displacement 775 cu in / 12.7 L

Engine Model DC09

Engine Oil Capacity 11.90 gal / 45.0 L

Final Drive Fluid Capacity - Each 1.90 gal / 7.2 L

Fuel Capacity 169.10 gal / 640.1 L

Gross Power 345 hp / 257.3 kW

Hydraulic System Fluid Capacity 126.90 gal / 480.4 L

Hydraulic Tank 103.10 gal / 390.3 L

Main Pump Flow Standard 177 gal/min / 670.0 L/min

Max Torque 1,179 lb-ft / 1,599 Nm

Maximum Grade 70

Net Power 338 hp / 252.0 kW

Number of Cylinders 6

Operating Weight 94,779 lb / 42,991 kg

Pilotpump-Gear Design 6.40

Power Measured @ 1,800 rpm

Reference Bucket Capacity 2 yd³ / 1.53 m³

Relief Pressure - Boost 4,694 psi / 323.6 bar

Relief Pressure -Normal 4,694 psi / 323.6 bar

Starter 8 V

Stroke 6.30 in / 160 mm

Swing - Normal Mode 4,694 deg

Swing Drive Fluid Capacity 2.20 gal / 8.3 L

Swing Speed 8.80 deg

Swing Torque 118,332 deg

Swing-Power Mode 4,978 deg

Torque Measured @ 1,300 rpm

Traction Force -Draw Bar Pull 90,169 lb / 40,900 kg

Travel-Normal Mode 4,694

Travel-Power Mode 4,978

Undercarriage

Counterweight, Standard 17,637 lb / 8,000 kg

Ground Pressure 9 psi / 0.6 bar

High 3.20

Low 1.90

Number Of Bottom Rollers Per Side 9

Number Of Shoes Per Side 50

Number Of Top Rollers Per Side 2

Shoe Size 31.50 in / 800 mm

Starter 24 V

Track Gauge 9.03 ft / 2.75 m

Track Shoe Width 31.50 ft / 9.60 m

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Frequently Asked Questions

What is the operating weight of the Doosan DX420LC-5? +

The Doosan DX420LC-5 has an operating weight of 94,779 lb (42,991 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-5 engine? +

The Doosan DX420LC-5 produces 345 hp (257.3 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-5? +

The Doosan DX420LC-5 has a maximum digging depth of 25.40 ft (7.74 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-5? +

The Doosan DX420LC-5 has a maximum reach along the ground of 37.00 ft (11.28 m), allowing it to work effectively across wide areas without repositioning.

How does the Doosan DX420LC-5 compare to similar Hydraulic Excavator models? +

You can compare the Doosan DX420LC-5 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.