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2021 Doosan DH420LC-7

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Product Description

Expand your fleet capacity with this 2021 Doosan DH420LC-7 excavator, a proven 42-ton workhorse engineered for contractors managing multiple job sites. Powered by a Doosan DE12TIS engine delivering 210 kW at 2000 rpm, this machine handles demanding excavation, trenching, and material handling with consistent reliability. Currently located in Zhejiang, it features a water-cooled system and dual 315 L/min main pumps that maintain hydraulic performance under continuous operation.

  • Operating Weight: 41,200 kg with superior stability
  • Bucket Capacity: 1.44–2.18 m³ for versatile loading
  • Maximum Digging Reach: 11,520 mm
  • Maximum Digging Depth: 7,725 mm
  • Bucket Digging Force: Up to 264.6 kN
  • Engine: Doosan DE12TIS, 210 kW rated power

Built at Doosan's Yantai facility with joint-venture quality standards, this DH420LC-7 integrates seamlessly into existing fleets requiring backup equipment or expanded excavation capability. Multiple rod length configurations (2600/3250/4000 mm) adapt to varied site conditions without downtime.

SpecificationsValue
No.1041503
Tonnage (tons)42
Working weight (kg)41200
Bucket capacity (m³)1.44-2.18
Boom length (mm)6700
Rod length (mm)2600/3250/4000
Country of originYantai, Shandong Province
powerTraditional power
manufacturerJoint venture/Import
bucketbackhoe
Engine typeDoosan DE12TIS
Rated power (kw/rpm)210/2000
Cooling modewater-cooling
Rotation speed (rpm)9.5
Bucket digging force (kN)242.1/264.6
Rod digging force (kN)218.5/139.1; 176.4/193.1; 152.9/166.6
Travel speed (km/h)3.3-5.5
Maximum flow of main pump (l/min)2 x 315
Traveling Hydraulic Circuit (Mpa)26.5
Rotary Hydraulic Circuit (Mpa)26.5
Main pump typeParallel inclined axial piston pump
Working Hydraulic Circuit (Mpa)Standard 31.4/ Supercharged 34.3
Pilot pump flow (L/min)24
Total transport length (mm)11690
Total transport width (mm)3350
Total transport height (mm)3575
Full cab height (mm)3150
Counterweight ground clearance (mm)1277
Minimum ground clearance (mm)540
Back end turning radius (mm)3660
Onboard width (mm)2990
Total track length (mm)5215
Track gauge (mm)2750
Track plate width (mm)600
Total track width (mm)3350
Track ground length (mm)4250
Maximum digging radius (mm)11520
Maximum digging depth (mm)7725
Maximum excavation height (mm)11000
Maximum unloading height (mm)7845
Maximum vertical digging depth (mm)4400
Maximum excavation radius of stop surface (mm)11310
Maximum effective digging depth (mm)7570
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Overview

No.1041503

Brand Name:

Doosan

Model Number:

DH420LC-7

Year:

2021

Location:

Zhejiang China

Pub Date

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