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2021 Doosan DH420LC-7

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Product Description

Engineered for relentless performance, this 2021 Doosan DH420LC-7 excavator delivers proven reliability across demanding construction and mining applications. With a robust 42-ton operating weight and powerful Doosan DE12TIS engine producing 210kW at 2000rpm, this machine handles heavy-duty tasks with consistent efficiency. The backhoe configuration features impressive bucket capacity ranging from 1.44 to 2.18m³, backed by exceptional digging force of up to 264.6kN.

Built to last through rigorous jobsite conditions, this workhorse offers:

  • Maximum digging reach of 11,520mm and depth of 7,725mm for extensive operational range
  • Dual 315 L/min main pumps ensuring responsive hydraulic performance
  • Water-cooled system maintaining optimal engine temperatures during extended operation
  • Multiple rod length options (2600/3250/4000mm) for application versatility
  • Manufactured in Yantai, Shandong Province with joint venture quality standards

Currently located in Wenzhou, Zhejiang, this field-tested excavator represents dependable productivity for contractors requiring proven heavy equipment performance.

SpecificationsValue
No.1041173
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.1041173

Brand Name:

Doosan

Model Number:

DH420LC-7

Year:

2021

Location:

Zhejiang China

Pub Date

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