Used Komatsu 220-8 Excavator

Reading: 2004

Komatsu PC220-8 Crawler Excavator Detailed Introduction

The Komatsu PC220-8 is a class-leading 22-ton medium-sized hydraulic excavator developed by Komatsu Ltd., a global top-tier construction equipment manufacturer. As a core model of Komatsu's -8 series product line, it is widely recognized for its high fuel efficiency, extreme reliability, smooth operation performance and low maintenance cost, and is suitable for diversified construction scenarios around the world.

1. Basic Specifications

Category	Parameters
Operating Weight	22,100 – 23,500 kg (varies by bucket configuration and track option)
Engine Model	Komatsu SAA6D107E-1 4-stroke turbocharged intercooled diesel engine, compliant with EU Stage 3 / US Tier 3 / China National III emission standards
Rated Net Power	125 kW (168 HP) @ 2,000 rpm, displacement 6.69 L
Standard Bucket Capacity	0.8 – 1.2 m³ (rock bucket, heavy-duty earthwork bucket, and grading bucket are optional)
Digging Performance	Max. digging depth: 6,920 mm; Max. digging radius: 9,875 mm; Max. digging height: 9,680 mm; Max. dumping height: 6,890 mm
Travel & Swing	Max. travel speed: 5.5 km/h (high speed) / 3.1 km/h (low speed); Gradeability: 70% (35°); Swing speed: 11.3 rpm
Fuel Tank Capacity	400 L; Hydraulic oil tank capacity: 143 L

2. Core Performance Features

2.1 High-efficiency Power System

Equipped with high-pressure common rail fuel injection technology and electronic governor, which precisely controls fuel supply to reduce unnecessary fuel consumption. Compared with the previous generation PC220-7, its comprehensive fuel consumption is reduced by 10-15% under the same operating conditions.
Built-in Eco-gauge real-time fuel consumption display, which helps operators adjust operating habits to achieve optimal energy efficiency.
3 optional working modes to adapt to different scenarios:
- P mode (Power mode): Full power output for heavy-load operations such as hard rock excavation and dense soil digging;
- E mode (Economy mode): Balances power and fuel consumption for daily earthwork and loading operations;
- L mode (Fine mode): Low-speed precise control for grading, pipeline laying and other fine operations.

2.2 Advanced Hydraulic System

Adopts Komatsu exclusive Closed-center Load Sensing System (CLSS), which ensures stable and smooth compound movements (boom, arm, bucket, swing simultaneous operation) regardless of load changes, greatly improving operating accuracy and efficiency.
Equipped with power matching control technology, which dynamically adjusts the output of the engine and hydraulic pump to minimize energy loss, and avoids power waste caused by mismatch between hydraulic system and engine output.
Optional auxiliary hydraulic pipeline supports attachment expansion such as hydraulic breaker, grapple, and quick coupler.

3. Operator Comfort & Safety

The cab is certified with ROPS (Roll-Over Protective Structure) and FOPS (Falling Object Protective Structure), which fully protects the safety of the operator in case of rollover or falling object impact.
Floating cab with 3-point shock absorption system reduces vibration transmitted to the cab by 30% compared with ordinary models, and the indoor operating noise is only 72 dB(A), reaching the level of passenger car quietness.
Fully adjustable air suspension seat, multi-angle adjustable armrest, and low-effort pilot control joystick greatly reduce operator fatigue during long-hour operation.
Large LCD color monitor displays real-time operating data including fuel level, water temperature, hydraulic oil pressure, and fault codes, which is convenient for operators to grasp the equipment status.
Fully automatic climate control system with multiple air outlets, and sealed cab structure effectively blocks dust and harmful gases from entering the interior.
Standard safety configurations: travel alarm, reverse buzzer, hydraulic lock (to prevent misoperation), emergency stop button, and wide-view frameless glass to reduce operating blind spots.

4. Durability & Easy Maintenance

The boom, arm and main frame are made of high-tensile strength steel, with reinforced welding process, which has strong impact resistance and deformation resistance, and adapts to harsh construction conditions such as mines and heavy earthwork.
The track chain, track shoes, carrier rollers and idlers are made of wear-resistant high-manganese steel, with sealed lubrication design, and their service life is 2 times longer than that of ordinary models.
All daily maintenance points are arranged on the side of the fuselage, which can be accessed directly from the ground, avoiding the trouble of climbing to the upper part of the fuselage for maintenance.
Two-stage air filter and dual-stage fuel filter (water separator + fine filter) effectively protect the engine from damage caused by dust and poor-quality fuel, and reduce the failure rate of the fuel injection system.
Standard Komatsu KOMTRAX remote monitoring system, which supports remote viewing of equipment location, working hours, fuel consumption, fault alarm and other data, helping fleet managers optimize equipment scheduling and carry out preventive maintenance, reducing equipment downtime by more than 20%.

5. Typical Application Scenarios

The PC220-8 is one of the most widely used medium excavators in the market, covering scenarios including:

Civil construction: foundation excavation, earthwork transfer, site leveling
Mining: overburden stripping, ore loading, auxiliary operation in open-pit mines
Municipal engineering: pipeline excavation, road construction, urban demolition (with hydraulic breaker)
Water conservancy projects: river dredging, reservoir construction
Forestry: site clearing, log loading and transportation

It is highly praised by global users for its high residual value, low after-sales maintenance cost and strong adaptability to harsh working conditions, and is a classic star model in the 20-ton excavator segment.

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Original product

Used Komatsu 220-8 Excavator

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