Used Komatsu PC450-8 Crawler Excavator | 45-Ton Mining-Class Heavy-Duty Hydraulic Excavator

* The final price varies by production year, working hours, undercarriage wear condition and full maintenance history of each specific unit. Full inspection reports with photos and test records are available on request. Please contact our sales team for a precise quotation.

Product Overview

The Komatsu PC450-8 is a benchmark 45-ton mining-class heavy crawler excavator, widely deployed in open-pit mines, large quarries and heavy infrastructure projects worldwide for its legendary structural durability and low long-term operating cost. This pre-owned unit retains 100% original factory specifications, including the Komatsu SAA6D125E heavy-duty diesel engine and factory proprietary CLSS closed load-sensing hydraulic system. Every unit undergoes a rigorous 168-point pre-delivery inspection to verify zero major accident history, zero structural welding repairs or frame deformation, and complete scheduled maintenance records with authentic Komatsu OEM parts.

With industry-recognized heavy-load reliability, strong digging performance and proven fuel efficiency under continuous operation, this used PC450-8 excavator delivers over 85% of new-machine performance at only 35%–50% of the new-unit acquisition cost. It is the preferred cost-effective choice for large mining operators, heavy engineering contractors and large-scale equipment rental fleets across global emerging markets.

Core Product Advantages

• Original Komatsu SAA6D125E-5 turbocharged heavy-duty diesel engine with massive low-end torque reserve, proven reliability under 24/7 full-load operation and worldwide after-sales service network support

• Komatsu proprietary CLSS closed load-sensing hydraulic system with smooth multi-action coordination, fast response and precise controllability for heavy rock excavation and loading tasks

• Reinforced heavy-duty X-type undercarriage and box-section upper frame with thickened high-strength steel plates, verified free of structural cracks, fatigue damage or post-accident welding repairs

• Factory heavy-duty boom and arm with reinforced hinge points and optimized force geometry, purpose-engineered for long-term continuous mining, quarrying and rock excavation operations

• Extended heavy-duty track frame with wide triple-grouser shoes, delivering excellent working stability, strong climbing traction and reliable performance on rugged, soft or uneven mining terrain

• Full scheduled maintenance with genuine Komatsu OEM parts, low failure rate and easily accessible spare parts supply through Komatsu's global dealer network at competitive pricing

• Spacious pressurized sealed cabin with air-suspension seat, automatic climate control and panoramic all-around visibility, effectively reducing operator fatigue during long continuous shifts

• Professional one-stop export service including pre-shipment load test, full customs documentation, Ro-Ro / bulk cargo arrangement and lifelong technical support for overseas clients

General Specifications

Power System Specifications

Hydraulic & Working Performance

Application Scenarios

As a mining-class 45-ton heavy excavator, the Komatsu PC450-8 is purpose-built for high-intensity continuous operation. It is widely adopted by large mining companies, quarry operators and heavy contractors across Southeast Asia, the Middle East, Africa and Latin America.

• Open-pit mining, ore extraction and large-scale hard rock quarrying operations

• Heavy rock excavation, aggregate production and high-volume stone loading works

• Large-scale highway, railway and bridge foundation heavy excavation projects

• Deep foundation pit excavation for super high-rise buildings and large infrastructure

• Port construction, water conservancy dams and large-scale hydraulic engineering projects

• Bulk material handling, large stockpile loading and heavy site preparation works

Service Promise

• Pre-shipment inspection: Support third-party inspection agencies (SGS, BV, etc.) for on-site machine verification and load performance testing

• Full export service: Professional customs declaration, complete shipping documentation and global bulk cargo / Ro-Ro shipping arrangement

• Quality guarantee: 3-month warranty for core components (engine, main hydraulic pump, swing motor) after delivery

• Spare parts supply: Lifetime supply of genuine Komatsu spare parts at competitive prices with fast worldwide delivery

• Technical support: 24/7 online technical consultation, operation guidance and maintenance troubleshooting for overseas clients

• Flexible trade terms: Support FOB, CIF, EXW and other trade terms to meet different procurement requirements