Used Doosan DX150W-7 Excavator

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DOOSAN DX150W-7 Wheeled Excavator Detailed Introduction

The DOOSAN DX150W-7 is a 15-ton class medium wheeled excavator developed by Doosan Infracore (now part of HD Hyundai Infracore), targeted at mid-to-light construction scenarios that require frequent short-distance transference. It balances strong working performance, low operating cost, high durability and operator comfort, and is one of the most popular wheeled excavator models in its class globally.

1. Core Specifications

Item	Parameter
Operating Weight	14.8~15.6 t (varies with configuration of attachments and tires)
Engine	Doosan DL06 electronically controlled diesel engine, Tier 3/Stage IIIA/China III emission standard
Rated Power	102 kW (137 hp) @ 2200 rpm
Max Torque	530 N·m @ 1400 rpm
Standard Bucket Capacity	0.5~0.75 m³
Max Digging Depth	4830 mm
Max Digging Radius	7880 mm
Max Digging Height	8550 mm
Max Dumping Height	5900 mm
Max Travel Speed	35 km/h
Gradeability	35° (70%)
Min Turning Radius	6.5 m
Hydraulic System Working Pressure	34.3 MPa
Total Hydraulic Pump Flow	240 L/min

2. Core Performance Advantages

2.1 High-efficiency Power System

The DL06 engine adopts high-pressure common rail fuel injection technology and a high-efficiency turbocharger, with sufficient low-speed torque output, which perfectly adapts to frequent start-stop operation conditions in municipal and urban construction scenarios. Optimized fuel injection logic reduces fuel consumption by 8~10% compared with the previous generation DX150W-5 under the same working conditions. The upgraded multi-stage fuel filtration system is compatible with low-quality fuel in emerging markets, effectively reducing engine failure rate.

2.2 Precise Hydraulic System

Equipped with Doosan's exclusive e-EPOS (Electronic Power Optimizing System), it matches engine output and hydraulic pump load in real time according to actual operation demands, avoiding power waste while ensuring smooth compound actions (digging, slewing and lifting can be carried out synchronously without lag or jitter). It is preset with 3 operation modes:

P (Power) mode: For heavy-load digging and breaking operations
S (Standard) mode: For daily general construction
E (Economy) mode: For light-load operations to maximize fuel savingIt also supports one-click switching to dedicated attachment mode, which automatically adjusts hydraulic flow and pressure for matching breakers, augers, grapples and other accessories.

2.3 Heavy-duty Wheeled Chassis

The all-welded rigid chassis is made of high-tensile steel, with reinforcement plates added at high-stress parts such as axle connection points and side beams. It is equipped with full-time all-wheel drive system, and optional front and rear axle differential locks, which can easily pass through muddy, potholed construction roads while not damaging paved roads, making it very suitable for urban operation. The 35km/h maximum travel speed eliminates the need for trailers for short-distance transference, greatly saving transportation costs.

2.4 High Structural Durability

The boom, arm and bucket are all made of wear-resistant high-strength steel, and all welded joints have passed 10,000 hours of fatigue strength tests. Reinforcement plates are installed at high-stress positions such as the arm root, bucket hinge point, which extends the service life of structural parts by 15% compared with similar models in the same class.

2.5 Comfortable and Safe Operator Cabin

The cabin is ROPS/FOPS certified, which effectively protects the safety of operators in case of rollover or falling object impact
The internal space is 12% larger than the previous generation, equipped with a multi-adjustable air suspension seat (with optional heating function)
Optimized sealing design reduces the internal working noise to only 72dB(A)
7-inch full-color LCD monitor displays working parameters, fault codes and fuel level in real time
Low-effort pilot control joysticks reduce operator fatigue during long-time operation, and are equipped with humanized configurations such as automatic air conditioning, USB charging port and large storage box.

2.6 Convenient Maintenance

All daily maintenance points (oil filter, fuel filter, air filter, hydraulic oil check port, grease points) are designed for ground-level access, eliminating the need to climb the body for routine maintenance. The two-stage air filter has a service interval of 1000 hours, the hydraulic oil replacement interval is 5000 hours, which greatly reduces maintenance time and cost. Doosan's global after-sales network covers more than 150 countries, with sufficient spare parts supply and professional technical support to minimize user downtime.

3. Main Application Scenarios

The DX150W-7 is suitable for a wide range of operations:

Municipal engineering: Road repair, pipeline laying, green belt trimming, urban garbage removal
Urban construction: Foundation excavation, site clearing, material handling
Road engineering: Highway maintenance, slope trimming, auxiliary construction of expressway projects
Agricultural and forestry engineering: Land leveling, forestry logging, farm infrastructure construction
Port and logistics: Cargo handling, yard clearing

It can be matched with more than 20 kinds of attachments to meet diversified operation demands, and is an ideal choice for both individual construction users and engineering rental companies.

Note: Configuration and parameters may vary slightly according to different regional emission regulations and user customization requirements.

Non flooded

No accident

Original product

Used Doosan DX150W-7 Excavator

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