Overview of the Komatsu D21A-8E0
The Komatsu D21A-8E0 is a compact yet powerful crawler dozer that has made a name for itself in various construction and landscaping applications. Built with a focus on efficiency, durability, and operator comfort, this machine is designed to tackle a range of tasks, from grading and leveling to site preparation and material handling.
Key Features
The D21A-8E0 is packed with features that set it apart from its competitors. Here’s a breakdown of what you can expect:
- Engine Performance: The dozer is equipped with a reliable Komatsu SAA4D95LE-6 engine, delivering robust power while maintaining fuel efficiency. This engine is known for its reliability and low emissions, making it a solid choice for environmentally-conscious operators.
- Hydraulic System: The advanced hydraulic system provides smooth and precise control, allowing operators to perform tasks with ease. The dozer’s hydraulic capabilities enhance its versatility, making it suitable for various attachments.
- Operator Comfort: The cab is designed with the operator in mind, featuring ergonomic controls, excellent visibility, and a spacious layout. This focus on comfort reduces fatigue during long hours of operation.
- Compact Size: With its compact dimensions, the D21A-8E0 is ideal for working in tight spaces. Whether you’re maneuvering around obstacles or working on small job sites, this dozer can get the job done without hassle.
- Durability: Built with high-quality materials, the D21A-8E0 is designed to withstand the rigors of tough job sites. Its robust construction ensures longevity and reduces maintenance costs over time.
Specifications
Here’s a quick look at the technical specifications that make the D21A-8E0 a worthy investment:
- Engine Model: Komatsu SAA4D95LE-6
- Power Output: 36.5 kW (49 HP)
- Operating Weight: Approximately 4,300 kg (9,480 lbs)
- Blade Width: 1,800 mm (70.9 in)
- Max Blade Lift Height: 400 mm (15.7 in)
- Overall Length: 3,060 mm (120.5 in)
- Overall Width: 1,800 mm (70.9 in)
- Max Travel Speed: 10.5 km/h (6.5 mph)
Applications
The versatility of the D21A-8E0 allows it to be used in a variety of applications, including:
- Site Preparation: Ideal for clearing and leveling ground before construction.
- Landscaping: Perfect for grading and shaping land for aesthetic purposes.
- Road Construction: Useful in the building and maintenance of roads.
- Material Handling: Capable of moving dirt, gravel, and other materials efficiently.
In summary, the Komatsu D21A-8E0 is a compact crawler dozer that combines power, efficiency, and operator comfort. Its robust features and specifications make it a reliable choice for a variety of applications in the construction and landscaping industries. Whether you’re a seasoned operator or just starting, this machine offers the performance you need to get the job done right.
In-Depth Look at the Komatsu D21A-8E0
The Komatsu D21A-8E0 is not just another crawler dozer; it’s a machine that embodies the perfect blend of performance, durability, and operator comfort. This compact dozer is tailored for those who need a reliable workhorse for various applications. Let’s dive deeper into what makes this machine tick and how it stands up in the field.
Performance and Efficiency
When it comes to performance, the D21A-8E0 does not disappoint. The engine is designed to deliver a balance of power and fuel efficiency, making it an economical choice for operators who need to keep costs down without sacrificing performance.
- Fuel Efficiency: The D21A-8E0 is engineered to minimize fuel consumption, thanks to its advanced engine technology. This means you can work longer hours without constantly refueling, which is a significant advantage on large job sites.
- Hydraulic Power: The hydraulic system is robust, allowing for smooth operation of attachments. Whether you’re using the blade for grading or other implements, the hydraulic response is quick and precise.
Operator Comfort and Control
One of the standout features of the D21A-8E0 is its operator-centric design. The cab is spacious and thoughtfully laid out, providing an environment that reduces fatigue during long workdays.
- Ergonomic Controls: The controls are intuitively placed, allowing operators to easily access them without straining. This is crucial for maintaining productivity throughout the day.
- Visibility: The cab design offers excellent visibility, enabling operators to see their surroundings clearly. This is particularly important for safety when working in tight spaces.
Durability and Maintenance
Durability is a hallmark of Komatsu machinery, and the D21A-8E0 is no exception. Built to withstand the rigors of demanding job sites, this dozer is designed for longevity.
- Robust Construction: The materials used in the D21A-8E0 are high-quality and designed to resist wear and tear, which translates to lower maintenance costs over time.
- Easy Maintenance: Routine maintenance tasks are straightforward, making it easier for operators to keep the dozer in top shape without extensive downtime.
Pros and Cons
To give you a clearer picture of the Komatsu D21A-8E0, here’s a table that outlines its pros and cons:
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Applications and Versatility
The versatility of the D21A-8E0 is one of its strongest selling points. It can be used across various sectors, including:
- Construction: Ideal for site preparation, grading, and leveling.
- Landscaping: Perfect for shaping and contouring land for aesthetic projects.
- Agriculture: Useful for land clearing and maintenance tasks.
- Utility Work: Can assist in trenching and other utility installation tasks.
In summary, the Komatsu D21A-8E0 is a well-rounded crawler dozer that excels in performance, operator comfort, and durability. Whether you’re a contractor looking to expand your fleet or a solo operator needing a reliable machine, this dozer is worth considering for your next project.
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