Used Doosan DX300LCAExcavator

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📌 Overview

The Doosan DX300LCA is a 30-ton class long-reach (L) excavator manufactured by Doosan Infracore (South Korea). It is a specialized variant of the popular DX300LC platform, designed specifically for demolition, dredging, deep excavation, and riverbank work where extended reach is essential.

Designation	Meaning
DX	Doosan Excavator
300	~30 metric ton operating class
L	Long Reach (extended boom/arm configuration)
C	Cab type
A	Advanced / Specific variant configuration

🔧 Engine & Power

Specification	Details
Engine Model	Doosan DV11K-T (or DB58TIS in some markets)
Type	6-cylinder, turbocharged, intercooled diesel
Emission Standard	Stage V / EPA Tier 4 Final
Rated Power	~200–225 HP (149–168 kW) @ 1,900 rpm
Torque	~800+ Nm
Fuel Tank	~400–500 liters
DEF Tank	Equipped (for SCR aftertreatment)

📐 Dimensions & Weight

Specification	Details
Operating Weight	~29,800 – 30,500 kg (30 tons class)
Transport Length	~10,800 – 11,200 mm
Transport Width	~3,190 mm
Transport Height	~3,250 mm
Ground Clearance	~460 mm
Track Width	600 mm (triple grouser shoes)
Track Length on Ground	~3,990 mm

🏗️ Working Range (Long Reach Configuration)

This is where the LCA truly shines compared to the standard DX300LC:

Parameter	Approximate Value
Max Digging Depth	~8,500 – 9,500 mm
Max Reach (Ground Level)	~15,000 – 17,000+ mm
Max Digging Height	~10,000 mm
Max Dumping Height	~7,200 mm
Max Vertical Wall Digging	~7,500 mm
Bucket Capacity	0.8 – 1.3 m³ (varies by configuration)

⚡ The long boom + long arm configuration gives significantly greater reach than the standard LC model — ideal for working at a distance from the machine.

🛠️ Hydraulic System

Specification	Details
System Type	Load-Sensing + EPC (Electronic Proportional Control)
Main Pump	Dual variable displacement axial piston pump
Max Flow	~2 × 250–300 L/min
Operating Pressure	350 bar (5,075 psi) / 370 bar peak
Auxiliary Flow	Available (for attachments like shears, grapples, breakers)
Hydraulic Quick Coupler	Optional / Available

🖥️ Technology & Operator Comfort

Feature	Description
Doosan Smart Care	Remote diagnostics & monitoring via satellite
Doosan DLINK	Fleet management & telematics system
Eco Mode	Auto engine speed optimization for fuel savings (~10–15% fuel reduction)
Auto Idle Shutdown	Engine auto-stops after inactivity
Auto Swing Stop	Reduces swing when not needed
Cab	ROPS/FOPS certified, air-suspension seat, climate control A/C, 7" or 10" LCD monitor
Joystick Control	Electro-hydraulic proportional controls
Reversing Fan	Auto-reverses for cooling efficiency
LED Work Lights	Front & rear
Camera System	Rear view & side view camera (optional)

🎯 Primary Applications

Application	Why DX300LCA?
🏢 Building Demolition	Long reach keeps machine at safe distance from collapse zone
🌊 Dredging / Riverbank Work	Extended reach for deep water excavation
🕳️ Deep Foundation Excavation	Reaches deeper than standard machines
🌉 Bridge & Infrastructure Work	Works over water, roads, obstacles
🪨 Quarry & Mining (light)	Extended reach for bench work
🌿 Land Clearing	Reaches far without repositioning

🔩 Popular Attachments

Attachment	Use Case
Hydraulic Breaker (Hammer)	Rock breaking, concrete demolition
Hydraulic Shear	Steel cutting, scrap metal
Grapple	Material handling, sorting
Thumb	Pipe, log, bulky material handling
Dredging Bucket	River/canal dredging
Ripper (single shank)	Hard ground breaking

✅ Advantages

Advantage	Detail
✅ Extended Reach	15–17m reach — far beyond standard 30T excavator
✅ Fuel Efficiency	Doosan DV11K engine + Eco mode = lower operating cost
✅ Reliability	Doosan engines are known for durability & low maintenance
✅ Resale Value	Strong in global used equipment market
✅ Parts Availability	Doosan has extensive global dealer network
✅ Operator Comfort	One of the best cabs in the class
✅ Telematics	DLINK for fleet management

🆚 DX300LCA vs DX300LC (Standard)

Feature	DX300LC (Standard)	DX300LCA (Long Reach)
Max Reach	~10–11 m	~15–17 m ✅
Max Dig Depth	~7,000 mm	~8,500–9,500 mm ✅
Bucket Capacity	1.0–1.4 m³	0.8–1.3 m³ (slightly smaller)
Primary Use	General excavation	Demolition, Dredging, Deep Work
Operating Weight	~30,000 kg	~30,000 kg (similar)
Price	Lower	Higher (~10–15% premium)

💰 Approximate Pricing (2024 Estimate)

Market	Price Range (USD)
New (USA/Europe)	$180,000 – $230,000
Used (2018–2022)	$100,000 – $160,000
(Prices vary by region, condition, hours & configuration)

📋 Summary

Category	Rating
🔧 Power & Performance	⭐⭐⭐⭐⭐
📏 Reach & Dig Depth	⭐⭐⭐⭐⭐
& Efficiency	⭐⭐⭐⭐
🪑 Operator Comfort	⭐⭐⭐⭐⭐
💰 Value for Money	⭐⭐⭐⭐
🔄 Resale Value	⭐⭐⭐⭐⭐

🏆 The Doosan DX300LCA is one of the best 30-ton long-reach excavators on the market — combining Doosan's reliable DV11K engine, excellent operator comfort, and the extended reach needed for demolition, dredging, and deep excavation work. It's a strong competitor to the CAT 330L, Komatsu PC300LC-11, and Volvo EC300E L long-reach variants.

Would you like me to compare it with a specific competitor (CAT, Komatsu, Volvo) or go deeper into any particular aspect? 🚜