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2020 Doosan DH420LC-7

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Product Description

Engineered for relentless performance, this 2020 Doosan DH420LC-7 excavator delivers 42 tons of proven durability in the most demanding jobsites. Powered by a robust Doosan DE12TIS engine generating 210kW at 2000rpm, this workhorse combines water-cooled reliability with advanced hydraulic systems featuring dual 315 L/min main pumps. With a maximum digging depth of 7,725mm and reach extending to 11,520mm, operators command exceptional versatility across multiple rod configurations (2600/3250/4000mm). The backhoe bucket capacity ranges from 1.44 to 2.18m³, backed by impressive digging forces up to 264.6kN. Built at Doosan's Yantai facility, this joint-venture manufactured machine represents four years of field-tested excellence. Currently located in Wenzhou, Zhejiang, it offers:

  • 41,200kg working weight for superior stability
  • Parallel inclined axial piston pumps for consistent power delivery
  • 600mm track plates ensuring optimal ground contact
  • 3.3-5.5 km/h travel speed for efficient repositioning
  • 540mm minimum ground clearance navigating rough terrain

Proven technology meets operational longevity in this dependable heavy-duty excavator.

SpecificationsValue
No.1040551
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.1040551

Brand Name:

Doosan

Model Number:

DH420LC-7

Year:

2020

Location:

Zhejiang China

Pub Date

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