Used Komatsu PC30MR Mini Excavator for Compact Construction Projects

Product Introduction

Used Komatsu PC30MR mini excavator for construction, trenching and landscaping. Compact 3-ton machine with blade, crawler tracks and export support.

Product Information

Model:

Komatsu PC30MR

Operating Weight:

Approx. 3,140 kg

Engine Output:

21.4 kW / 28.6 hp

Rated Engine Speed:

2,400 rpm

Drive System:

Hydrostatic crawler

Track Width:

300 mm

The used Komatsu PC30MR mini excavator is a practical choice for contractors, rental companies, equipment dealers, and construction teams that need a compact machine for daily digging work.

Its small body makes it easier to work in narrow areas. At the same time, the crawler undercarriage, hydraulic digging system, front blade, and compact upper structure provide the functions needed for trenching, landscaping, road repair, utility work, and small building projects.

Hefei Longmai Construction Machinery Trading Co., Ltd. supplies inspected used excavators for international buyers. Customers can request machine photos, operating videos, inspection details, configuration information, and international shipping support before purchase.

Komatsu PC30MR Reference Specifications

The following specifications are based mainly on Komatsu PC30MR-3 reference data. Actual values can change according to production year, arm length, bucket, track type, and regional configuration.

Specification	Reference Value
Model	Komatsu PC30MR-3
Machine Type	Mini Hydraulic Excavator
Operating Weight	Approx. 3,140 kg
Engine Output	21.4 kW / 28.6 hp
Rated Engine Speed	2,400 rpm
Standard Bucket Capacity	Approx. 0.09 m³
Bucket Capacity Range	Approx. 0.04–0.13 m³
Standard Digging Depth	Approx. 2,760 mm
Long Arm Digging Depth	Up to approx. 3,130 mm
Maximum Digging Reach	Approx. 5,050 mm
Travel Speed	2.5 / 4.6 km/h
Track Width	300 mm
Fuel Tank	Approx. 44 L
Drive System	Hydrostatic crawler
Front Blade	Equipped

Compact Size for Restricted Working Areas

One of the main advantages of the PC30MR is its compact layout.

Large excavators often need wide turning space. However, small construction sites may have buildings, walls, pipelines, vehicles, or other machines close to the digging area.

The PC30MR was developed as a compact excavator for this type of work. Its short rear structure helps the operator work closer to obstacles while reducing the space needed for upper-body rotation.

Therefore, the machine is well suited for urban construction, residential projects, narrow roads, utility work, yards, and small industrial sites. Komatsu also lists roadwork, demolition, sewer work, and other confined applications among the typical uses of its MR compact excavators.

Practical Digging Power in the 3-Ton Class

Although the PC30MR is compact, it still provides useful digging performance for general construction.

Reference specifications show a bucket digging force of about 3,000 kgf and an arm crowd force of about 1,800 kgf. The standard configuration provides a digging depth of around 2.76 meters, while a long-arm version can reach about 3.13 meters.

This working range makes the machine suitable for foundation trenches, drainage lines, landscaping, small road projects, farm work, and site preparation.

A range of bucket sizes can also be used depending on soil type and job requirements.

Front Blade Adds More Jobsite Value

The machine shown in the photos is equipped with a front dozer blade.

This feature allows the excavator to do more than digging. Operators can use the blade to level loose material, backfill trenches, clean small work areas, or improve machine stability during excavation.

For small contractors, this can reduce the need to bring another machine to the jobsite.

As a result, one compact excavator can complete several stages of the same project.

Crawler Undercarriage for Stable Movement

The PC30MR uses a crawler undercarriage with a hydrostatic travel system.

Reference specifications list a maximum travel speed of about 4.6 km/h and maximum drawbar pull of around 3,400 kgf. The compact track system provides stable ground contact while allowing the machine to travel over soil, gravel, unfinished roads, and construction surfaces.

Before purchasing a used unit, buyers should check track wear, rollers, idlers, sprockets, track tension, and travel motor operation.

A well-maintained undercarriage can help reduce repair costs after delivery.

Simple Operator Station for Daily Work

The open canopy configuration gives the operator clear access to the controls and good visibility around the machine.

The hydraulic joysticks allow the operator to control the boom, arm, bucket, and swing functions. Meanwhile, separate travel controls and blade controls support movement and grading work.

For long working hours, buyers should also inspect the seat, control levers, safety lock, monitor, electrical system, and canopy structure.

These details can affect both operator comfort and daily productivity.

Suitable for Contractors, Rental Fleets and Dealers

A used Komatsu PC30MR can serve many types of commercial buyers.

Typical applications include:

Landscaping and garden construction
Drainage and pipeline trenching
Residential building projects
Road and sidewalk repair
Farm and agricultural excavation
Small foundation digging
Utility installation
Site cleaning and leveling
Rental fleet operations
Municipal maintenance projects

Its compact size also makes transport easier than larger excavators, which can be useful for contractors that move equipment between several jobsites.

Inspection and Export Support from Longmai

Longmai specializes in the international trade of used excavators and other construction machinery. The company states that its service covers equipment inspection, customs documentation, international transport, spare parts supply, and remote maintenance guidance.

Before shipment, buyers can request checks of key systems such as:

Engine starting and running condition
Hydraulic pump and cylinder performance
Boom, arm, and bucket wear
Swing system
Travel motors
Undercarriage
Electrical system
Control functions
Oil leakage
Machine appearance

This helps distributors and fleet buyers understand the condition of each available unit before making a purchasing decision.

Request a Used Komatsu PC30MR Quote

If you are looking for a used Komatsu PC30MR excavator for sale, contact Longmai with your destination country, required quantity, preferred working hours, bucket requirements, and intended application.

Available units may differ in year, condition, attachments, and configuration. Our team can provide current machine photos, videos, inspection information, loading plans, and shipping options for your market.