Used Komatsu 30 Excavator

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Komatsu PC30 (Commonly referred to as Komatsu 30) Mini Excavator Detailed Introduction

The Komatsu 30, officially named the Komatsu PC30 series (the latest mass-produced variant is the PC30MR-5 short-tail model), is a 3-ton class compact mini excavator developed by the global top-tier construction equipment manufacturer Komatsu. It is tailor-made for high-efficiency operations in narrow, restricted working spaces, and balances power output, durability, fuel economy and operating comfort. It is widely used by individual contractors, landscaping teams, municipal authorities and construction equipment rental fleets around the world.

Core Specifications (Take PC30MR-5 as standard reference)

Item	Parameter
Operating weight	3020kg – 3210kg (varies by configuration)
Engine model	Komatsu 3D82E-6 diesel engine, compliant with EU Stage V / EPA Tier 4 Final / China Stage IV emission standards
Rated net power	18.2kW (24.4HP) @ 2400rpm
Standard bucket capacity	0.11m³, optional 0.07m³ to 0.14m³ buckets for different scenarios
Max digging depth	3060mm
Max digging height	4710mm
Max dumping height	3300mm
Swing speed	11 rpm
Travel speed	2.2km/h (low speed) / 4.1km/h (high speed)
Gradeability	58% (30° slope)
Standard chassis width	1550mm, optional retractable chassis (minimum width 1300mm when retracted)

Core Features

1. High efficiency & low operating cost

Equipped with Komatsu’s proprietary Closed-center Load Sensing System (CLSS), which supports smooth compound actions (simultaneous boom lifting, swing and bucket digging) without lag, reducing operating cycle time by 12% compared to peer products of the same class.
Optimized fuel injection system delivers 10%~12% lower fuel consumption than competing models, with average hourly fuel consumption of only 2~3L. The extended maintenance intervals (engine oil change every 500 working hours, hydraulic oil change every 4000 working hours) further reduce downtime and maintenance costs.

2. Ultra-high maneuverability for narrow spaces

The short-tail (MR) design ensures the rear of the excavator barely exceeds the track width when swinging, avoiding scratches on surrounding buildings or obstacles in confined spaces.
Optional retractable chassis can be narrowed to 1300mm, making it easy to enter elevators, narrow alleys and indoor construction sites. Rubber tracks are standard to avoid damage to municipal roads and indoor floors.

3. Safety & operating comfort

The cab or canopy is ROPS (Roll-over Protective Structure) and FOPS (Falling Object Protective Structure) certified, with standard swing alarm, travel buzzer and emergency stop function to ensure operator safety.
Pilot control joysticks are light to operate, the seat is adjustable with shock absorption, and the sealed cab option is equipped with air conditioning, heating and noise reduction design, reducing fatigue during long hours of operation.

4. Durability & smart management

High-strength steel is used for the boom, arm and chassis, with reinforced plates added at high-stress positions to extend service life even under harsh working conditions.
Equipped with Komatsu’s exclusive KOMTRAX remote monitoring system, which supports real-time checking of equipment location, working hours, fuel consumption and fault codes, making it easy for fleet managers to track equipment status and arrange maintenance in advance.

5. Strong versatility

Supports quick coupler installation, and can be matched with a variety of attachments: hydraulic breaker, wood grab, auger drill, ripper, milling machine, etc., to meet the needs of different operation scenarios.

Typical Application Scenarios

Municipal engineering: trench digging for water/power/gas pipeline laying, sidewalk renovation, small-scale earthwork
Landscaping: tree pit digging, terrain sorting, garden landscape construction
Indoor demolition and renovation: interior wall demolition, construction waste removal (can enter elevators and narrow floors)
Rural infrastructure: house foundation digging, irrigation ditch construction, agricultural greenhouse operation
Property management: maintenance trench digging, dead corner cleaning of residential areas
Mining auxiliary work: working face cleaning, small material handling in quarries

Optional Configurations

Steel tracks (for rough terrain) / rubber tracks with steel core (more wear-resistant)
Open canopy / fully enclosed cab with air conditioning
Retractable chassis
Quick coupler and dedicated hydraulic pipelines for breakers, augers and other attachments
Reversing camera, extra work lights, anti-slip pedals
Cold zone upgrade kit (low-temperature starting function, anti-freeze pipeline)

After-sales Support

Komatsu provides global unified after-sales service for the PC30 series, including standard warranty service, original spare parts supply, operator training, on-site maintenance, and lifelong KOMTRAX system support through its dense dealer network covering more than 150 countries and regions.

Non flooded

No accident

Original product

Used Komatsu 30 Excavator

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