Used Komatsu 210LC-8 Excavator

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Komatsu PC210LC-8 Crawler Excavator Detailed Introduction

The Komatsu PC210LC-8 is a classic 21-ton class heavy-duty crawler excavator developed and produced by Komatsu Ltd., the world-leading Japanese construction equipment manufacturer. It is widely recognized as a benchmark model in the mid-sized excavator segment, featuring outstanding reliability, fuel efficiency and adaptability for diverse construction scenarios.

1. Core Technical Specifications

Item	Parameter
Operating Weight	21,200 kg – 23,000 kg (long crawler version for low ground pressure)
Engine Model	Komatsu SAA6D107E-1, water-cooled 4-stroke inline 6-cylinder, turbocharged & aftercooled
Rated Net Power	110 kW (148 HP) at 2,000 rpm
Emission Standard	EU Stage IIIA / US EPA Tier 3
Bucket Capacity Range	0.8 m³ – 1.2 m³ (customizable for different work scenarios)
Max Digging Depth (standard boom/arm)	6,620 mm
Max Digging Height	9,600 mm
Max Digging Radius	9,870 mm
Travel Speed	3.2 km/h (low) / 5.5 km/h (high)
Swing Speed	12.4 rpm
Max Tractive Force	196 kN
Ground Pressure	0.44 kg/cm²

2. Core Performance Advantages

2.1 High-Efficiency & Fuel-Saving Power System

The SAA6D107E-1 engine is equipped with Komatsu's proprietary electronically controlled common rail fuel injection system, which optimizes injection timing and pressure to reduce fuel consumption by 10% compared to the previous PC210-7 model. It supports two working modes:

P (Power) mode: for heavy-duty operations such as hard rock excavation and heavy loading, to ensure maximum output efficiency
E (Economy) mode: for light/medium operations such as land leveling and landscaping, to balance power and fuel costIt also comes with an auto-idle function, which automatically reduces engine speed when the equipment is idle for more than 4 seconds, further cutting unnecessary fuel loss.

2.2 Precision Hydraulic System

It adopts Komatsu's exclusive CLSS (Closed-center Load Sensing System) with pressure compensation valves, which ensures smooth simultaneous operation of multiple actuators (e.g. digging, swinging and traveling at the same time) without power interference. The boom and arm are equipped with regeneration valves, which reduce unnecessary hydraulic flow loss, improve operation speed and extend hydraulic component service life.

2.3 Ultra-High Structural Durability

The "LC" suffix stands for long crawler design, with wider and longer track shoes, which reduces ground pressure, and is suitable for soft, muddy and uneven construction sites, avoiding sinking risks.
The boom, arm, main frame and undercarriage are all made of high-tensile strength steel, and all welded joints are tested by ultrasonic flaw detection to resist impact and fatigue damage under long-term heavy load operation.
The undercarriage components (track rollers, idlers, carrier rollers) adopt sealed and lubricated design, with wear-resistant manganese steel track shoes, which extend the maintenance cycle by 30% compared to similar models.

2.4 Operator Comfort & Safety

The cab is ROPS (Roll-over Protective Structure) and FOPS (Falling Object Protective Structure) certified, which provides reliable protection for operators in case of accidents.
Silicone oil shock absorbers are installed at the bottom of the cab, and the indoor noise level is controlled below 72 dB(A). The air-suspension adjustable seat supports multi-angle adjustment, which reduces fatigue for long-time operation.
The ergonomic control lever has short stroke and light operating force, and the large color monitor displays real-time equipment status (fuel consumption, water temperature, hydraulic oil temperature, fault code, etc.) in real time. Optional rearview camera eliminates blind spots during operation.

2.5 Convenient Maintenance & Management

All daily maintenance points (oil filter, fuel filter, air filter, oil filling port) are designed to be accessible from the ground, no need to climb to the upper frame for maintenance.
Long maintenance cycle: engine oil change every 500 working hours, hydraulic oil change every 5000 working hours, pilot filter change every 1000 working hours, which greatly reduces downtime.
Standard Komatsu Komtrax telematics system, supports remote viewing of equipment location, working hours, fuel consumption and fault information, which is convenient for fleet management and preventive maintenance.

3. Typical Applications

The PC210LC-8 is suitable for a wide range of scenarios:

Municipal engineering: road construction, pipe laying, land renovation
Infrastructure projects: water conservancy construction, bridge construction, port loading and unloading
Mining and quarrying: small and medium-sized mine material handling, rock excavation with breaker attachment
Landscaping, real estate foundation construction, small demolition worksIt can be matched with a variety of attachments including hydraulic breaker, grapple, ripper and hydraulic shear to meet diversified operation demands. It also has a very high resale value in the global second-hand construction equipment market, supported by Komatsu's global after-sales service network.

Non flooded

No accident

Original product

Used Komatsu 210LC-8 Excavator

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