Used Komatsu Excavators Specs
Welcome to Shanghai Yonggong Trading Co., Ltd.’s exclusive inventory of certified used Komatsu excavators. While some heavy machinery brands focus entirely on raw mass, Komatsu has spent decades perfecting the balance between intelligent machine control, fuel efficiency, and unparalleled hydraulic precision. For over 20 years, we have been a trusted export partner, supplying these original, Japanese-engineered powerhouses to critical infrastructure, forestry, and mining projects across North America, Peru, Chile, Colombia, and Mexico.
Acquiring a used Komatsu excavator is a strategic procurement decision that prioritizes long-term operational efficiency. Komatsu machines are globally renowned for their exceptionally smooth operator controls, rugged undercarriages, and advanced engine management systems. By sourcing your used Komatsu equipment through our ISO9001-2000 certified export facility, you secure tier-one machinery capable of handling the most demanding physical environments, all at a highly competitive capital investment.
Komatsu Specifications: The Critical Distinction of Operating Weight
When analyzing the technical specifications of a Komatsu PC200 or PC400, precision in your data interpretation is paramount for site safety. It is imperative to understand that an excavator’s operating weight refers strictly to the machine’s static weight. This is a logistical metric, not a production metric. Operating weight determines your heavy-haul trailer requirements, highway bridge weight compliance, and the machine’s ground pressure stability when tracking across soft soil or steep mining gradients.
You must not confuse operating weight with hourly production capacity or digging force. The actual material-moving capability of the machine is driven by Komatsu’s engine horsepower, bucket capacity, and hydraulic flow. Keeping this distinction clear ensures you procure a machine that is both legally transportable to your site and structurally appropriate for your terrain.
Explore Our Certified Used Komatsu Inventory
Browse our real-time selection of Komatsu excavators below. Our stock frequently includes highly sought-after models spanning from the agile PC40MR to the massive PC450-7. If you see a pricing status marked as “Consult,” please contact our dedicated export team; this simply means we need to calculate specific international RoRo or Flat Rack shipping logistics to your exact destination port before providing a finalized, all-inclusive quote.
| Used Excavator Image | Excavator Title | Excavator Brand | Excavator Class | Operating Weight | Engine Model & Net Power | Max Dig Depth | Bucket Capacity | Transport Dimensions: Length, Width, Height | Applications | Working Hours | Production Year | Price | Compare |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | Used Original Japan-Made Komatsu PC40MR Excavator CE Certified | Komatsu | Mini | 4.1 T | Diesel Engine 300 HP | 8.5 m | 1.8 m³ | 11.8 x 3.4 x 3.6 m | Landscaping - French Drain Installation | 150 H | 2025 | Consult | |
 | Used Komatsu PC400-7 Excavator | Komatsu | Large | 40 T | Komatsu SAA6D125E 330 HP | 7.8 m | 1.9 m³ | 11.9 x 3.3 x 3.6 m | Utilities - Oil & Gas Pipeline Trenching | 2818 H | 2019 | $65,000 | |
 | Used Komatsu PC200-6 Excavator | Komatsu | Medium | 20 T | Komatsu SAA6D107E 138 HP | 6.6 m | 0.8 m³ | 9.4 x 2.8 x 3.0 m | Construction - Basement & Foundation Excavation Roadwork - Highway Embankment & Road Grading - Asphalt & Concrete Pavement Removal | 2900 H | 2018 | $28,000 | |
 | Used Komatsu PC450-7 Excavator | Komatsu | Large | 45 T | Komatsu SAA6D125E 330 HP | 7.8 m | 1.9 m³ | 11.9 x 3.3 x 3.6 m | Mining - Mining & Quarry Excavation Quarrying - Mining & Quarry Excavation | 1900 H | 2020 | $68,000 | |
 | Used Komatsu PC360 Excavator | Komatsu | Large | 36 T | Diesel Engine 270 HP | 8.5 m | 1.62 m³ | 11.8 x 3.4 x 3.6 m | Utilities - Oil & Gas Pipeline Trenching | 1800 H | 2020 | $55,000 | |
 | Used Komatsu PC350-8 Excavator | Komatsu | Large | 35 T | Komatsu SAA6D114E 246 HP | 7.3 m | 1.4 m³ | 11.1 x 3.1 x 3.2 m | Demolition - Demolition & Waste Removal | 1700 H | 2020 | $68,000 | |
 | Used Komatsu PC350-7 Excavator | Komatsu | Large | 35 T | Komatsu SAA6D114E 246 HP | 7.3 m | 1.4 m³ | 11.1 x 3.1 x 3.2 m | Demolition - Demolition & Waste Removal | 2300 H | 2019 | $60,000 | |
 | Used Komatsu PC300-7 Excavator | Komatsu | Large | 30 T | Komatsu SAA6D114E 246 HP | 7.3 m | 1.4 m³ | 11.1 x 3.1 x 3.2 m | Demolition - Demolition & Waste Removal | 2400 H | 2019 | $47,000 | |
 | Used Komatsu PC350 Excavator | Komatsu | Medium | 27 T | Komatsu SAA6D114E 246 HP | 7.3 m | 1.4 m³ | 11.1 x 3.1 x 3.2 m | Dredging - River & Canal Dredging Agriculture - Large Animal Burial Service Forestry - Large Animal Burial Service | 2200 H | 2020 | $43,000 | |
 | Used Komatsu PC270-7 Excavator | Komatsu | Medium | 27 T | Diesel Engine 203 HP | 7.9 m | 1.22 m³ | 10.5 x 3.1 x 3.2 m | Dredging - River & Canal Dredging Agriculture - Large Animal Burial Service Forestry - Large Animal Burial Service | 2200 H | 2020 | $43,000 | |
 | Used Komatsu PC240-8 Excavator | Komatsu | Medium | 24 T | Diesel Engine 180 HP | 7.5 m | 1.08 m³ | 9.5 x 2.8 x 3.0 m | Construction - Storm Detention Vaults Demolition - Scrap Yard Material Handling | 1800 H | 2020 | $33,000 | |
 | Used Komatsu PC220-8N1 | Komatsu | Medium | 22 T | Diesel Engine 165 HP | 7.2 m | 0.99 m³ | 9.5 x 2.8 x 3.0 m | Construction - Dirt Removal | 2100 H | 2020 | $33,000 | |
 | Used Komatsu PC220-7 Excavator | Komatsu | Medium | 22 T | Diesel Engine 165 HP | 7.2 m | 0.99 m³ | 9.5 x 2.8 x 3.0 m | Construction - Dirt Removal | 3000 H | 2018 | $28,000 | |
 | Used Komatsu PC220-8k Excavator | Komatsu | Medium | 22 T | Diesel Engine 165 HP | 7.2 m | 0.99 m³ | 9.5 x 2.8 x 3.0 m | Construction - Dirt Removal | 2600 H | 2019 | $33,000 | |
 | Used Komatsu PC210-8 Excavator | Komatsu | Medium | 21 T | Diesel Engine 158 HP | 7.1 m | 0.95 m³ | 9.5 x 2.8 x 3.0 m | Construction - Basement & Foundation Excavation Roadwork - Highway Embankment & Road Grading - Asphalt & Concrete Pavement Removal | 850 H | 2022 | $38,500 | |
 | Used Komatsu PC200-10 Excavator | Komatsu | Medium | 20 T | Komatsu SAA6D107E 138 HP | 6.6 m | 0.8 m³ | 9.4 x 2.8 x 3.0 m | Construction - Basement & Foundation Excavation Roadwork - Highway Embankment & Road Grading - Asphalt & Concrete Pavement Removal | 1300 H | 2021 | $50,000 | |
 | Used Komatsu PC200-8 | Komatsu | Medium | 20 T | Komatsu SAA6D107E 138 HP | 6.6 m | 0.8 m³ | 9.4 x 2.8 x 3.0 m | Construction - Basement & Foundation Excavation Roadwork - Highway Embankment & Road Grading - Asphalt & Concrete Pavement Removal | 17 H | 2020 | $38,000 | |
 | Used Komatsu PC200-8 Excavator | Komatsu | Medium | 20 T | Komatsu SAA6D107E 138 HP | 6.6 m | 0.8 m³ | 9.4 x 2.8 x 3.0 m | Construction - Basement & Foundation Excavation Roadwork - Highway Embankment & Road Grading - Asphalt & Concrete Pavement Removal | 1700 H | 2020 | $35,000 | |
 | Used Komatsu PC200-7 Excavator | Komatsu | Medium | 20 T | Komatsu SAA6D107E 138 HP | 6.6 m | 0.8 m³ | 9.4 x 2.8 x 3.0 m | Construction - Basement & Foundation Excavation Roadwork - Highway Embankment & Road Grading - Asphalt & Concrete Pavement Removal | 1000 H | 2018 | $30,000 | |
 | Used Komatsu PC138US Excavator | Komatsu | Medium | 13.8 T | Diesel Engine 104 HP | 5.9 m | 0.62 m³ | 7.5 x 2.5 x 2.8 m | Utilities - Trench Digging & Side Sewe | 2700 H | 2019 | $26,000 | |
 | Used Komatsu PC200-6E Excavator | Komatsu | Medium | 20 T | Komatsu SAA6D107E 138 HP | 6.6 m | 0.8 m³ | 9.4 x 2.8 x 3.0 m | Construction - Basement & Foundation Excavation Roadwork - Highway Embankment & Road Grading - Asphalt & Concrete Pavement Removal | 3200 H | 2017 | $26,000 | |
 | Used Komatsu PC160-7 Excavator | Komatsu | Medium | 16 T | Diesel Engine 120 HP | 6.3 m | 0.72 m³ | 7.5 x 2.5 x 2.8 m | Utilities - Main Water Lines & Fire Main | 1800 H | 2020 | $28,000 | |
 | Used Komatsu PC130 Excavator | Komatsu | Medium | 13 T | Komatsu SAA4D95LE 90 HP | 5.5 m | 0.5 m³ | 7.5 x 2.4 x 2.8 m | Utilities - Trench Digging & Side Sewe | 652 H | 2022 | $29,000 | |
 | Used Komatsu PC128US Excavator | Komatsu | Medium | 12.8 T | Diesel Engine 96 HP | 5.7 m | 0.58 m³ | 7.5 x 2.5 x 2.8 m | Utilities - Septic Tank Decommissioning | 2200 H | 2020 | $28,000 | |
 | Used Komatsu PC120-6 Excavator | Komatsu | Medium | 12 T | Komatsu SAA4D95LE 90 HP | 5.5 m | 0.5 m³ | 7.5 x 2.4 x 2.8 m | Utilities - Septic Tank Decommissioning | 3500 H | 2017 | $25,000 | |
 | Used Komatsu PC78US-8 Excavator | Komatsu | Mini | 7.8 T | Diesel Engine 585 HP | 8.5 m | 3.51 m³ | 11.8 x 3.4 x 3.6 m | Roadwork - Gravel / Concrete / Asphalt Driveways | 1700 H | 2020 | $20,000 | |
 | Used Komatsu PC78US Excavator | Komatsu | Mini | 7.8 T | Diesel Engine 585 HP | 8.5 m | 3.51 m³ | 11.8 x 3.4 x 3.6 m | Roadwork - Gravel / Concrete / Asphalt Driveways | 617 H | 2021 | $17,500 | |
 | Used Komatsu PC70-8 Excavator | Komatsu | Mini | 7 T | Diesel Engine 525 HP | 8.5 m | 3.15 m³ | 11.8 x 3.4 x 3.6 m | Roadwork - Gravel / Concrete / Asphalt Driveways | 1900 H | 2020 | $19,000 | |
 | Used Komatsu PC60 Excavator | Komatsu | Mini | 6 T | Komatsu 4D88E 38 HP | 3.8 m | 0.2 m³ | 5.4 x 1.9 x 2.5 m | Landscaping - Blackberry Bush Removal | 1000 H | 2017 | $16,000 | |
 | Used Komatsu PC60-7 Excavator | Komatsu | Mini | 6 T | Komatsu 4D88E 38 HP | 3.8 m | 0.2 m³ | 5.4 x 1.9 x 2.5 m | Landscaping - Blackberry Bush Removal | 2600 H | 2019 | $19,000 | |
 | Used Komatsu PC56 Excavator | Komatsu | Mini | 5.6 T | Diesel Engine 420 HP | 8.5 m | 2.52 m³ | 11.8 x 3.4 x 3.6 m | Utilities - Grinding Pumps Installation | 2300 H | 2020 | $17,000 | |
 | Used Komatsu 55MR Excavator | Komatsu | Mini | 5.5 T | Diesel Engine 150 HP | 6.9 m | 0.9 m³ | 9.5 x 2.8 x 3.0 m | Utilities - Backflow Prevention & Cross-Connection | 1800 H | 2020 | $16,000 | |
 | Used CAT305.5E Excavator | Caterpillar | Mini | 5.5 T | Diesel Engine 41 HP | 3.9 m | 0.25 m³ | 6.0 x 2.2 x 2.6 m | Utilities - Backflow Prevention & Cross-Connection | 350 H | 2021 | $18,000 |
The Technological Advantage: Why Komatsu Dominates the Job Site
What makes a used Komatsu fundamentally different from other excavators on the market? The answer lies in their proprietary internal systems. When you deploy a Komatsu in the field, you are leveraging decades of focused hydraulic and engine research.
- HydrauMind™ Hydraulic System: Komatsu’s exclusive Closed-Center Load Sensing System (CLSS) is legendary in the industry. HydrauMind ensures that the machine’s hydraulic flow is determined entirely by the operator’s joystick movement, not the engine RPM. This means whether the excavator is lifting a heavy concrete pipe or performing delicate finish grading, the operator has perfectly smooth, predictable control.
- Unmatched Fuel Economy: Komatsu has consistently led the heavy equipment sector in fuel efficiency. Advanced engine management paired with variable displacement pumps ensures that the engine only burns fuel relative to the exact hydraulic demand. Over a 2,000-hour work year, the fuel savings on a Komatsu PC210-8 compared to older, competing models can significantly impact your bottom line.
- High-Altitude and Severe Climate Performance: For our clients operating in the mountainous mining regions of Chile and Peru, or the freezing climates of northern Canada, Komatsu engines are celebrated for their reliability. Their heavy-duty cooling systems and robust fuel filtration setups prevent the overheating and fuel-gelling issues that frequently sideline lesser machines.
- Structural Casting Integrity: Komatsu utilizes specialized steel castings in the high-stress areas of the boom foot and arm joints. By reducing the number of weld seams in these critical pivot points, Komatsu significantly reduces the risk of structural fatigue over the lifespan of the machine.
Komatsu Application Guide: Selecting the Right Series
Rather than simply categorizing by size, it is helpful to look at how Komatsu engineers its various series to dominate specific industrial applications. Here is a breakdown of our most commonly exported Komatsu lines.
The Urban Utility Masters: Komatsu Mini and “US/UU” Series
Models like the Komatsu PC40MR, PC56, and PC78US are the ultimate tools for restricted-space environments. The “US” (Ultra-Short) and “UU” (Ultra-Urban) designations indicate a minimal or zero tail-swing design. This allows the upper structure to rotate entirely within the width of the tracks. These machines are essential for North American utility contractors laying fiber optics in residential neighborhoods, performing backflow prevention installations, or executing precise trenching against existing building foundations without risking structural collisions.
The Industry Benchmark: The Komatsu PC200 to PC290 Lineup
The medium-duty class is where Komatsu truly built its global reputation. The Komatsu PC200, PC210, PC220, and PC240 models are arguably the most versatile machines on the planet. Operating between 20 and 25 tons, they possess enough breakout force for serious basement excavation, road grading, and storm detention vault construction, yet are nimble enough for standard highway transport. The PC200-8 and PC210-8, in particular, are highly prized in the used market for their bulletproof SAA6D107E engines and low maintenance overhead.
The Earthmovers: Komatsu PC300 to PC450 Large Excavators
When the job requires sheer volume, you need the massive hydraulic flow of Komatsu’s heavy class. Machines like the Komatsu PC350, PC360, PC400, and PC450 are built for continuous, high-stress extraction. Featuring operating weights up to 45 tons and robust 330+ HP engines, these units are indispensable for large-scale demolition, deep oil and gas pipeline trenching, and aggressive quarrying operations. Their extended undercarriages provide the massive footprint necessary to maintain stability while swinging 1.9 cubic meter buckets fully loaded with dense rock or wet clay.
Yong Gong’s Exacting Komatsu Inspection Protocol
Because Komatsu excavators feature highly integrated electronics and proprietary hydraulics, our technical inspection requires specific expertise. Our Shanghai-based engineers are deeply familiar with Komatsu architecture. Before any unit is cleared for international export, it must pass a rigorous, brand-specific audit:
- Monitor and Electronic Diagnosis: We interact directly with the in-cab monitor panel to pull historical service codes, verifying that the main controller and hydraulic sensors are communicating flawlessly.
- Swing Motor and Slewing Ring Testing: We rigorously test the swing machinery, ensuring crisp braking and zero abnormal mechanical play in the slewing ring bearing—a critical check for older, high-hour units.
- Undercarriage Measurement: We take precise ultrasonic measurements of the track chain pitch, bottom rollers, and front idlers. You will receive a transparent percentage readout of the remaining undercarriage life, allowing you to accurately forecast future maintenance budgets.
- Work Equipment Verification: The boom, stick, and bucket linkages are inspected for any non-factory plating, line boring requirements, or hairline stress fractures, ensuring the machine maintains its original structural integrity.
Global Export Logistics: From Shanghai to Your Job Site
Securing high-quality machinery is only half the challenge; moving a 40-ton asset across the globe requires expert logistical coordination. Our dedicated export division specializes in shipping heavy Komatsu equipment to the Americas.
For mid-sized units like the PC200, we expertly dismantle the boom, stick, and cab to load the machine securely into standard 40ft High Cube containers, drastically reducing your ocean freight costs. For larger beasts like the PC450, we coordinate specialized Roll-on/Roll-off (RoRo) vessels or heavy-duty Flat Rack shipments. We provide all necessary commercial invoices, packing lists, and certificates of origin required by customs authorities in the USA, Canada, Colombia, Peru, Chile, and Mexico, ensuring rapid port clearance.
Komatsu Buyer’s Frequently Asked Questions (FAQ)
1. What is the difference between a Komatsu PC200-7 and a PC200-8?
The dash number indicates the machine’s generation. A “Dash 7” (e.g., PC200-7) is an older generation, prized for its mechanical simplicity and ease of repair in remote areas. The “Dash 8” (PC200-8) introduces a more advanced electronic engine that meets stricter emissions standards, offering improved fuel economy and a highly upgraded, quieter operator cab. Both are incredibly reliable, but the choice depends on your local emissions regulations and fuel quality.
2. Are the used Komatsu excavators you sell original Japanese builds?
Yes. The vast majority of the Komatsu machinery we export is manufactured in Japan. Japanese-manufactured units are highly sought after in the global used market due to the strict domestic maintenance protocols and superior metallurgical quality of the steel used in their construction.
3. Why does the product table show “Consult” instead of a fixed price?
Because we export heavy machinery globally, providing a static price is often inaccurate. When you see “Consult” on a listing, it indicates that we need to calculate the final delivered cost. This cost fluctuates based on whether you need specific bucket attachments, the current ocean freight rates to your specific country (such as a port in Callao, Peru versus Long Beach, USA), and your preferred shipping method (Container vs. RoRo).
4. Can I get aftermarket or OEM spare parts for these older Komatsu models?
Absolutely. One of the primary advantages of investing in the Komatsu ecosystem is the universal availability of parts. Whether you need a hydraulic pump seal kit, undercarriage rollers, or replacement bucket teeth, Komatsu parts are readily available through global dealer networks and high-quality aftermarket suppliers across North and South America.