Used Doosan DX80 Excavator

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DOOSAN DX80 Crawler Excavator Full Introduction

1. Product Overview

The Doosan DX80 is an 8-ton class compact crawler excavator developed and manufactured by Hyundai Doosan Infracore, a global leading construction equipment manufacturer. As a core product in the DX-series small excavator lineup, it is designed to balance compact maneuverability, high operating efficiency, exceptional durability and low operating cost, catering to the demands of small to medium construction scenarios. It meets multiple global emission standards including EU Stage V, U.S. EPA Tier 4 Final, and China National IV emission regulations, making it applicable for both mature and emerging markets worldwide.

2. Powertrain & Hydraulic Performance

Engine System

The DX80 is powered by the Doosan D24 4-cylinder, water-cooled, turbocharged diesel engine, delivering a rated net power of 48.5 kW (65 HP) at 2200 rpm. Equipped with an electronic high-pressure common rail fuel injection system and optimized exhaust aftertreatment (DOC + DPF module), it achieves a fuel efficiency of around 5-6 L/h under standard working conditions, while complying with strict emission requirements without sacrificing power output.

Hydraulic System

It adopts Doosan’s proprietary Smart Power Control (SPC) hydraulic system, which optimizes the matching between the main pump, control valve and actuators to minimize pressure loss and improve response speed. Three selectable working modes are available for operators to adjust based on working conditions:

Power (P) Mode: Delivers maximum output for heavy-duty operations such as hard ground excavation and rock breaking
Standard (S) Mode: Balances power and fuel consumption for regular construction scenarios
Economy (E) Mode: Reduces fuel consumption by up to 12% for light-duty operations such as landscaping and trenchingKey performance indicators:
Bucket digging force: 61 kN
Arm digging force: 43 kN
Swing speed: 11 rpm
Travel speed (high/low): 4.2 km/h / 2.4 km/h

3. Structural Durability

The DX80 is engineered for long service life under harsh working conditions:

Undercarriage: Reinforced thickened high-strength steel track frame, with stress-relieved welding joints to resist deformation under heavy load. Sealed and lubricated track chains, heavy-duty rollers and idlers extend service life by 30% compared to same-class products, suitable for muddy, rocky and uneven construction sites.
Working Group: Boom, arm and bucket are all made of high-tensile strength steel, with reinforced plates installed at high-stress positions. Hard-chromed pins and bushings reduce wear at hinge points. The standard 0.32 m³ wear-resistant bucket is equipped with high-hardness cutting edges, and optional heavy-duty buckets and quick couplers are available for customization.
Counterweight: Integrated cast counterweight ensures excellent stability during heavy lifting and high-altitude operations, and additional counterweight is optional for special working conditions.

4. Operator Comfort & Safety

The DX80’s cab is certified to ROPS (Roll Over Protective Structure) and FOPS (Falling Object Protective Structure) to ensure operator safety in case of accidents.

Low noise design: Cab sound insulation layer reduces internal noise to below 75 dB(A), creating a quiet working environment.
Ergonomic layout: Fully adjustable suspension seat with lumbar support, low-operation-force joysticks, and adjustable armrests reduce operator fatigue during long hours of work.
Intelligent control panel: 5-inch full-color LCD display shows real-time operating data including fuel level, oil pressure, water temperature and fault codes, facilitating operation and fault diagnosis.
Visibility & safety: Large panoramic glass windows eliminate blind spots, standard rearview mirrors and optional rear-view camera improve operation safety, and a standard reversing alarm is also equipped. A high-efficiency air conditioning system with multi-directional air outlets ensures comfortable operation in extreme high or low temperature environments.

5. Maintenance Convenience

The DX80 is designed to reduce downtime and maintenance cost:

All daily inspection and maintenance points are arranged in accessible positions, and the large-opening engine hood allows ground-level access to filters, oil filling ports and cooling system components, no need to climb onto the upper structure for regular maintenance.
Extended maintenance intervals: Engine oil and filter replacement every 500 operating hours, hydraulic oil replacement every 4000 hours, hydraulic return filter replacement every 1000 hours.
Optional Doosan Connect telematics system: Remotely monitors equipment location, operating hours, fuel consumption and fault alerts, supports remote diagnosis by Doosan after-sales teams, reducing maintenance response time by 40%. Doosan’s global after-sales network provides timely parts supply and technical support.

6. Typical Applications & Attachments

The DX80 is suitable for a wide range of scenarios:

Municipal engineering: Trenching, pipeline laying, road maintenance
Landscaping: Tree planting, pond excavation, site clearing
Agricultural & water conservancy: Small irrigation project construction, land consolidation
Construction sites: Foundation excavation, material handling, small-scale demolitionOptional attachments: Hydraulic breaker, log grapple, auger drill, ripper, etc., to meet diversified operation demands.

7. Key Technical Specifications

Item	Parameter
Operating Weight	7800 - 8200 kg (depending on configuration)
Standard Bucket Capacity	0.32 m³
Rated Net Power	48.5 kW @ 2200 rpm
Max. Digging Depth	4065 mm
Max. Digging Radius	6720 mm
Max. Dumping Height	4800 mm
Fuel Tank Capacity	120 L
Hydraulic Oil Tank Capacity	110 L
Gradeability	35°

Non flooded

No accident

Original product

Used Doosan DX80 Excavator

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