Used Komatsu 220-8 Excavator

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Detailed Introduction to Komatsu PC220-8 Crawler Excavator

The Komatsu PC220-8 is a 22-ton class medium crawler excavator developed and produced by Komatsu Ltd., the world's leading construction and mining equipment manufacturer. As a classic model in Komatsu's -8 series product line, it was launched to replace the earlier PC220-7, achieving an optimal balance of power output, fuel efficiency, structural durability and operating comfort. It is widely recognized by global users for its reliable performance in harsh working conditions and low whole-life cycle cost.

1. Powertrain System

The PC220-8 is equipped with a proprietary Komatsu SAA6D107E-1 6-cylinder, 4-stroke, water-cooled, turbocharged and intercooled diesel engine, which complies with EU Stage IIIA, US EPA Tier 3 and China National III emission standards.

Net rated power: 110 kW (159 HP) at 2000 rpm
Adopts high-pressure common rail fuel injection technology for precise fuel control, reducing comprehensive fuel consumption by about 10% compared with the PC220-7 series
Equipped with multiple working modes (Power mode, Economy mode, Breaker mode) to match different operation scenarios, and automatic idle and auto-deceleration functions to further cut unnecessary fuel waste
Long overhaul interval of up to 15,000 hours under regular maintenance, greatly reducing downtime for overhaul

2. Hydraulic System

It adopts Komatsu's mature Closed-center Load Sensing System (CLSS) to realize precise flow matching between hydraulic output and operation demand, minimizing pressure loss and improving operation smoothness:

Smooth composite operation performance: simultaneous movement of boom, arm, bucket and swing function has no lag or interference, improving operation efficiency by 6~8% compared with similar competitive models
Equipped with hydraulic buffer valves at key connection parts of boom and arm, effectively reducing hydraulic impact and extending the service life of hydraulic components
Hydraulic oil replacement interval reaches 5,000 hours, and high-efficiency filtration system ensures stable operation of the hydraulic system for a long time

3. Structural Durability

The whole machine is designed for heavy-duty working conditions, with high structural strength and impact resistance:

X-type box-structured undercarriage, welded with high-strength low-alloy steel, with strong resistance to twisting and impact; sealed and lubricated track chain, support rollers and idlers have long service life even in dusty and muddy working conditions
Reinforced boom and arm, with stress relief treatment after welding, can adapt to heavy-load operations such as hard rock excavation and breaking
Optional bucket configurations: standard bucket (1.0 m³), heavy-duty rock bucket (0.8 m³), wide bucket for loose soil (1.4 m³), all equipped with wear-resistant cutting edges and side plates

4. Operator Comfort & Safety

The cab meets ROPS (Roll-Over Protective Structure) and FOPS (Falling Object Protective Structure) certification standards, providing all-round safety protection for operators:

The interior sound insulation design reduces the operating noise to below 75 dB(A), creating a quiet working environment
Fully adjustable air-suspension seat, with the control joystick and armrest linked with the seat adjustment, greatly reducing the fatigue of long-time operation
High-definition color LCD monitor displays real-time operating parameters (fuel level, hydraulic oil temperature, working hours, fault codes, etc.) in real time, convenient for operators to grasp the equipment status
High-efficiency automatic air conditioning system, large-area front and side glass provide wide vision, and it is also equipped with travel alarm, reverse buzzer and emergency stop function to ensure operation safety

5. Maintenance & Management Convenience

Komatsu has optimized the maintenance layout to reduce daily maintenance cost and difficulty:

All daily maintenance points (oil filter, fuel filter, air filter, etc.) are arranged at ground-accessible positions, no need to climb the upper frame for routine maintenance
Equipped with Komatsu's exclusive KOMTRAX remote monitoring system, which supports real-time tracking of equipment location, working hours, fuel consumption and fault warning, which is convenient for fleet management and preventive maintenance
The side-opening radiator cover makes it easy to clean the radiator, and the centralized lubrication points reduce the difficulty of regular greasing

6. Main Application Scenarios

Due to its moderate tonnage and strong adaptability, the PC220-8 is suitable for a wide range of operation scenarios:

Civil engineering: foundation excavation for highways, railways, bridges and real estate construction
Municipal works: pipe laying, landscaping, small building demolition, urban waste cleaning
Mining & quarrying: overburden stripping, ore loading, stone material handling, matching with hydraulic breaker for rock breaking operations
Agriculture & forestry: land clearing, irrigation channel digging, timber handling with grapple attachment

7. Key Technical Specifications

Item	Parameter
Operating Weight	22,100 – 23,500 kg
Engine Model	Komatsu SAA6D107E-1
Net Rated Power	110 kW (159 HP) @ 2,000 rpm
Emission Standard	EU Stage IIIA / US EPA Tier 3 / China Stage III
Bucket Capacity	0.8 – 1.4 m³ (standard: 1.0 m³)
Maximum Digging Height	9,800 mm
Maximum Digging Depth	6,920 mm
Maximum Digging Reach	10,180 mm
Travel Speed (Low/Medium/High)	3.1 / 4.4 / 5.5 km/h
Gradeability	70% (35°)
Swing Speed	12.4 rpm
Fuel Tank Capacity	400 L
Hydraulic Oil Tank Capacity	135 L

Note

As a classic model, the Komatsu PC220-8 is still widely circulated in the global second-hand construction equipment market due to its low maintenance cost and easy access to spare parts. Komatsu has also launched upgraded versions such as PC220-8M0 and PC220-10 later, which meet higher emission standards and have further improved fuel efficiency and intelligent level.

Non flooded

No accident

Original product

Used Komatsu 220-8 Excavator

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