Used Komatsu 30 Excavator

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Komatsu PC30 Series Mini Excavator Detailed Introduction

The Komatsu 30 generally refers to the Komatsu PC30 series compact mini excavator, a core product in Komatsu Ltd.'s 3-ton class construction equipment lineup. Komatsu, the Japan-headquartered global leading construction machinery manufacturer, designs this model for high efficiency, durability and flexibility in confined working scenarios, and it is widely recognized as one of the most reliable small excavators in the global market.

1. Basic Specifications (Latest PC30MR-5 Version, for reference only, parameters vary by regional configuration)

Category	Specific Parameter
Operating Weight	3,180 – 3,280 kg
Engine	Komatsu proprietary 3D82E-5 4-stroke water-cooled diesel engine, compliant with EU Stage V / US Tier 4 Final / China Stage IV emission standards
Rated Power	18.2 kW / 24.4 HP at 2,400 rpm
Standard Bucket Capacity	0.09 – 0.17 m³
Max Digging Depth	3,080 mm
Max Digging Reach	4,850 mm
Max Dumping Height	2,740 mm
Travel Speed	1.6 km/h (low) / 2.6 km/h (high)
System Hydraulic Pressure	24.5 MPa
Transport Dimensions	4,750 mm (L) × 1,550 mm (W) × 2,350 mm (H)
Tail Swing Overhang	Only 110 mm, no excess beyond track width when rotating

2. Core Advantages & Features

2.1 Extreme adaptability for confined spaces

The 1.55m ultra-narrow body and minimal tail swing design allow it to operate freely in narrow alleys, indoor spaces, basements, residential areas and other limited sites, without easily colliding with surrounding obstacles. Its small total weight also avoids damage to urban pavements and floor slabs during indoor construction.

2.2 High efficiency & low energy consumption

The electronically controlled fuel injection engine matches Komatsu's exclusive closed-center load sensing hydraulic system (CLSS), which reduces fuel consumption by about 10% compared with the previous generation, and the hourly fuel consumption is only 2-3L under standard working conditions.
Equipped with automatic idle function: it automatically reduces idle speed after 3 seconds of no operation, further reducing fuel waste and operating noise.

2.3 Precise & smooth operation

The pilot-operated control system achieves millimeter-level micro-movement accuracy, and compound actions (digging, swinging, lifting at the same time) run smoothly without lag, which is very suitable for fine operations such as pipeline laying, sapling planting and indoor demolition.

2.4 High durability & low failure rate

The boom, arm and track frame are all made of high-strength thickened steel plate, and the working device has passed more than 1,000 hours of fatigue strength test, which can adapt to harsh working conditions such as rocky excavation and heavy demolition.
The chassis is equipped with a full-coverage guard plate to protect the hydraulic pipeline and fuel tank from being hit by gravel.

2.5 Operator-friendly design

The sealed cab meets ROPS/FOPS safety certification, which effectively protects the operator in case of rollover or falling object accidents.
The internal operating noise is lower than 75dB(A), equipped with an adjustable suspended seat and ergonomic control handle, which reduces operator fatigue during long-term work.
The multi-function LCD dashboard displays real-time data such as fuel consumption, water temperature, oil pressure and fault codes, which is convenient for operation and management.

2.6 Easy maintenance

All maintenance points (air filter, oil filter, diesel filter, radiator) are designed to be accessible on the ground, and the side-opening radiator cover is convenient for daily dust cleaning. The latest version is also equipped with the Komatsu Trazpon remote monitoring system, which supports real-time viewing of equipment location, working hours, fault warnings and other data, reducing unplanned downtime.

3. Typical Application Scenarios

Urban municipal works: cable trench excavation, road repair, green belt construction, public facility maintenance
Confined space operation: indoor demolition, basement construction, old building renovation, tunnel small-scale construction
Residential construction: self-built house foundation excavation, site leveling, construction waste removal
Agricultural & forestry projects: orchard fertilization ditch digging, farmland water conservancy channel construction, nursery transplanting
Landscape engineering: landscape lake excavation, terrain shaping, landscape stone handling

4. Optional Attachments

The PC30 supports a wide range of quick-change attachments to meet diversified work needs:

Standard/heavy-duty/narrow digging buckets
Hydraulic breaker (for concrete and rock breaking)
Auger (for tree pit drilling, pile drilling)
Hydraulic grapple (for wood, construction waste grabbing)
Hydraulic shear (for steel structure demolition, steel bar cutting)
Angle-adjustable dozer blade (for site leveling, backfilling, and stability support during excavation)
Quick coupler (realizes attachment replacement within 10 seconds without manual disassembly)

5. After-sales Support

Komatsu provides global unified after-sales service covering more than 120 countries and regions:

1-year or 2000 working hour standard whole-machine warranty, extended warranty for core powertrain components
Sufficient original spare parts supply and on-site maintenance service by certified engineers
Free operator training and regular equipment inspection services for bulk purchase customers
Remote fault diagnosis and early warning services to reduce equipment downtime to the greatest extent

Non flooded

No accident

Original product

Used Komatsu 30 Excavator

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