Used Komatsu 30 Excavator

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Komatsu PC30 (PC30MR-5) Compact Mini Excavator Detailed Introduction

The Komatsu PC30 is a 3-ton class high-versatility mini excavator developed and manufactured by Komatsu Ltd., the world-leading Japanese construction equipment provider. It belongs to Komatsu's MR (Minimum Radius) short-tail compact excavator lineup, designed specifically for narrow-space operation scenarios, balancing strong power, high maneuverability, low operating cost and operator comfort, and is widely favored by rental fleets, small construction contractors and individual operators worldwide.

1. Core Specifications (Standard Configuration)

Item	Parameter
Operating Weight	3100~3350 kg (varies by attachments and configuration)
Engine	Komatsu 3D82E-6 water-cooled 3-cylinder diesel engine, rated power 18.2kW / 24.4HP at 2400rpm, compliant with EU Stage V / EPA Tier 4 Final / China IV emission standards
Max Digging Depth	3080 mm
Max Digging Height	4750 mm
Max Dumping Height	3300 mm
Standard Bucket Capacity	0.08~0.12 m³
Tail Swing Radius	750 mm (only 100mm protrudes beyond the track width when swinging)
Swing Speed	9 rpm
Travel Speed	1.6 km/h (low gear), 2.8 km/h (high gear)
Gradeability	30° (58%)
Hydraulic System Working Pressure	20.6 MPa
Fuel Tank Capacity	40 L
Hydraulic Oil Tank Capacity	32 L
Optional Track Gauge	Adjustable from 1300mm to 1550mm

2. Core Advantages & Features

2.1 Ultra-compact Adaptability for Narrow Spaces

The short-tail design ensures the upper structure barely exceeds the track width during rotation, avoiding collisions with surrounding obstacles when working in confined sites. The adjustable track gauge allows the machine to pass through narrow passages as small as 1.3m wide (such as residential doorways, basement entrances), while extended track width improves stability during heavy excavation.

2.2 High-efficiency Power & Hydraulic System

Equipped with Komatsu's proprietary CLSS (Closed-Center Load Sensing System), it precisely matches hydraulic flow with actual operation demand, reducing energy loss by 15% compared with previous generation models, and cutting fuel consumption by 10~12% under the same working load. It supports smooth compound movements (boom offset, arm retraction and bucket digging can be operated simultaneously), ensuring high precision for fine grading, trenching and other precision tasks. It also supports optional quick coupler, which allows switching between bucket, hydraulic breaker, auger, grapple and other attachments within 30 seconds, greatly expanding application scenarios.

2.3 Operator Comfort & Safety

ROPS (Roll-Over Protective Structure) and FOPS (Falling Object Protective Structure) certified enclosed cab (or open canopy for warm regions) is optional.
The whole machine adopts multi-point vibration reduction design, the whole body vibration value is lower than 0.5m/s², and the interior noise of the enclosed cab is lower than 75dB(A).
Ergonomic adjustable seat, fully accessible control joysticks, and 360° panoramic glass design provide excellent visibility.
Built-in alarm systems for overload, low oil pressure and high water temperature remind operators of potential faults in time.

2.4 High Durability & Low Maintenance Cost

The boom, arm and bucket are made of high-strength wear-resistant steel, with reinforced welding points, adapting to long-term harsh operation conditions.
The undercarriage adopts sealed and lubricated track chains, with a service life of more than 4000 hours under normal use.
All daily inspection points (engine oil dipstick, fuel filter, air filter, hydraulic oil level gauge) are arranged on the side of the fuselage, accessible without climbing the machine. The engine oil and filter replacement interval is 500 hours, and the hydraulic oil replacement interval is 3000 hours, greatly reducing long-term maintenance cost.

3. Typical Application Scenarios

Urban infrastructure: Small foundation excavation, pipeline trenching for water, electricity, gas and communication, sidewalk construction
Landscape gardening: Pond digging, terrain shaping, tree planting pit excavation, green belt construction
Confined space operation: Indoor demolition, basement construction, factory renovation, operation inside existing buildings
Agricultural operation: Farmland leveling, orchard trenching, greenhouse construction, livestock farm renovation
Municipal maintenance: Road patching, roadside ditch cleaning, public facility installation and maintenance

4. After-sales Support

Komatsu has more than 500 service outlets in over 150 countries and regions around the world, providing original spare parts, professional maintenance and 24/7 on-site rescue services for PC30 users. All new PC30 excavators come with a standard 2-year / 2000-hour warranty. Compared with other 3-ton mini excavators of the same class, the Komatsu PC30 has a 30% lower average failure rate, and its 3-year residual value is 15~20% higher than peer products, with higher overall investment return.

Note: Specific configurations and parameters may vary slightly according to regional emission standards and customized demands, please consult local Komatsu distributors for targeted scheme matching.

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Used Komatsu 30 Excavator

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