Specifications

Overview & Key Advantages

The Used Komatsu PC450 Excavator is engineered for demanding earthmoving tasks where consistent power, reach and durability are essential. Equipped with Komatsu's SAA6D125E-3 engine delivering 259 kW, this 45-ton machine balances productive cycle times with a robust hydraulic system and proven undercarriage design. The unit’s 2.6 m³ bucket and 287 kN tear-out force make it particularly effective for quarrying, heavy trenching and large-scale site preparation.

Performance and Productivity

Designed to sustain heavy workloads, the excavator’s hydraulic and mechanical layout supports efficient bucket fills and strong breakout capability. With a maximum horizontal reach of 11.235 m and a dredging depth of 7.04 m, the machine is well suited for deep excavation and loading operations. Operators will notice steady responsiveness across the working envelope, enabling precise placement and reduced cycle times on repetitive tasks.

Durability and Undercarriage

The LC undercarriage paired with 600 mm tracks provides a stable footprint and improved flotation on soft ground. Komatsu components and reinforced structures deliver long service life when the machine is maintained according to recommended schedules. For used equipment, attention to track condition, sprockets and rollers will determine remaining life and operating cost; this model’s core design facilitates straightforward undercarriage service.

Operator Comfort and Safety

Cab ergonomics and visibility play a central role in productivity and safety on extended shifts. The PC450’s cab layout prioritizes clear sightlines to the working area and simple control placement. Standard protective features and stable platform dynamics help reduce operator fatigue and improve situational awareness during complex lifts or trench operations.

Maintenance and Serviceability

Routine access points for filters, service panels and fluid checks are designed to minimize downtime. For buyers considering a used Komatsu PC450, reviewing service history, hydraulic hose conditions, and records of major component repairs is essential. Early investment in preventive maintenance extends machine life and preserves resale value.

Applications and Suitability

This excavator excels in applications that demand sustained digging power and reach: open-pit mining, heavy civil works, dam construction, deep utilities and large earthmoving contracts. Contractors, quarry operators and rental houses seeking a dependable platform for high-production tasks will find the unit appropriate when matched with the correct attachment and operational plan.

Used Equipment Considerations

When evaluating a used Komatsu PC450, focus on structural integrity (boom, stick and bucket pins), hydraulic system leaks, engine performance and undercarriage wear. Confirming hours of operation and validating a maintenance record helps estimate remaining lifecycle and upcoming service needs. A competent pre-purchase inspection and load testing will mitigate acquisition risk and support accurate lifecycle cost forecasting.

Attachments and Customization

The PC450 platform accepts a wide range of attachments—tilt buckets, heavy-duty digging buckets, hydraulic breakers and grapples—to tailor the machine to task-specific demands. Selecting the right bucket width (the machine’s current bucket width is 1.845 m) and tooth configuration directly impacts trench quality, fill rates and material retention during loading cycles.

Who Benefits Most

Large contractors, aggregate operators and rental fleets who require a reliable 45-ton excavator for continuous heavy-duty work will derive clear value from this model. The combination of Komatsu engineering, a mid-to-high bucket capacity of 2.6 m³ and a robust powertrain supports demanding project schedules while managing operating costs through proven component longevity.

Summary and Purchase Guidance

The Used Komatsu PC450 Excavator is a practical choice for buyers seeking a heavy-duty machine with strong breakout power, significant reach and a sturdy undercarriage. Prioritize machines with verifiable service records and full inspections. Where possible, evaluate hydraulic system behavior under load and confirm structural soundness of boom and stick assemblies. Properly documented units deliver predictable performance and can be reintegrated into demanding project environments with minimal downtime.

Available Used Machinery in Stock

We also carry an extensive range of used machines across leading brands to support full fleet requirements. Current categories and representative models include:

• CAT: 306, 307, 312, 315, 320, 325, 329, 330, 336

• KOMATSU: PC55, PC60, PC120, PC130, PC200, PC210, PC220, PC240, PC300, PC350, PC360, PC400, PC450

• HITACHI: 60, 70, 120, 130, 135, 200, 210, 225, 300, 350, 470

• HYUNDAI: 55, 60, 110, 130, 150, 200, 210, 220, 225, 235, 300, 305

• DOOSAN: 55, 60, 75, 140, 150, 210, 220, 225, 300

• KOBELCO: SK55, SK75, SK140, SK200, SK210, SK260, SK300, SK350

• VOLVO: EC55, EC60, EC140, EC210, EC220, EC240, EC250, EC290, EC300, EC350, EC360, EC480

For procurement support, inspection coordination or to request detailed service history for a specific unit, please contact our sales team. We can provide tailored recommendations for attachments, transport logistics and long-term service plans aligned to your operational demands.