PC18MR-5 Komatsu excavator specs & dimensions (2021 - 2026)

Komatsu PC18MR-5 is a mini excavator manufactured since 2021, with a weight of 1.9 tons. It features a track width of 230 mm, a tr…

Komatsu PC18MR-5 is a mini excavator manufactured since 2021, with a weight of 1.9 tons. It features a track width of 230 mm, a transport length of 3.67 meters, a transport width of 1.28 meters, and a transport height of 2.32 meters. The machine has a tear-out force of 9.9 kN, a dredging depth of 2.16 meters, and a maximum horizontal reach of 4.09 meters. The bucket capacity ranges from 0.03 m³ to 0.06 m³. Special equipment includes a blade, rubber track, and track adjustment.

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Technical specs - PC18MR-5 Komatsu

Specification

Notice: Every data listed is verified by LECTURA Specs team experts. However, incomplete data and mistakes might occur. Contact our team with any change suggestion.

Weight
1.9 t
Transport length
3.67 m
Transport width
1.28 m
Transport height
2.32 m
Bucket capacity min.
0.03 m³
Bucket capacity max.
0.06 m³
Track width
230 mm
Driver protection
KbR
Max. Reach horizontal
4.09 m
Dredging depth
2.16 m
Tear-out force
9.9 kN
Model series
PC
Engine manuf.
Komatsu
Engine type
3D67E-2
Engine power
11.8 kW
Displacement
0.778 l
Revolutions at max torque
2600 rpm
Max. torque
44.1/1800 Nm
No. of cylinders
3
Cylinder bore x stroke
67x74 mm
Emission level
V

More technical details, like: bucket capacity, bucket width, standard tyres, dimension lxwxh are available in the full technical specs.

Basic model with standard bucket

Special equipment

Track adjustment
Yes
Rubber track
Yes
Blade
Yes
Aircondition
No
Quick hitch hydr.
No
Quick hitch mech.
No

Download datasheets (PDF)

Komatsu PC18MR-5 FAQ

When was the Komatsu PC18MR-5 manufactured?

The Komatsu PC18MR-5 was first produced in 2021.

How much does the Komatsu PC18MR-5 weigh?

The Komatsu PC18MR-5 weighs 1.9 tons.

What are the transport dimensions of the Komatsu PC18MR-5 mini excavator?

The Komatsu PC18MR-5 has a transport length of 3.67 meters, a transport width of 1.28 meters, and a transport height of 2.32 meters.

What is the track width of the Komatsu PC18MR-5 mini excavator?

The Komatsu PC18MR-5 mini excavator has a track width of 230 mm.

What are the excavation performance specifications of the Komatsu PC18MR-5?

The Komatsu PC18MR-5 has a dredging depth of 2.16 meters and a maximum horizontal reach of 4.09 meters.

What are the power ratings of the Komatsu PC18MR-5 mini excavator?

The source data does not provide power ratings for the Komatsu PC18MR-5 mini excavator.

What are the bucket capacity specifications of the Komatsu PC18MR-5 mini excavator?

The Komatsu PC18MR-5 mini excavator has a bucket capacity ranging from 0.03 to 0.06 cubic meters.

What operator safety features does the Komatsu PC18MR-5 have?

The Komatsu PC18MR-5 has driver protection in the form of a cabin with ROPS.

How much is a Komatsu PC18MR-5 Mini excavator (2021u20132025) worth?

The residual value of the Komatsu PC18MR-5 depends on the machine's individual parameters. Visit the LECTURA Valuation to check it.

Komatsu PC18MR-5 overview

Komatsu PC18MR-5 features overview

First-class comfort
Improved ease of use, Excellent accessibility to and from the machine, Short pitch rubber shoes for low vibration.
Safety first
Double lock system for PPC controls, secondary engine shut-off switch, seat belt warning
speed, even in confined spaces work: yards, road works, demolition safety and offers complete operator confidence in any
The new short tail PC18MR-5 delivers optimal performance and digging where traditional machines can't find locations, sewers etc. Robust and very stable it guarantees maximum working conditions.
Optimal jobsite safety
To enhance job site safety, the PC18MR-5 includes a double lock lever neutral detection system for travel and work equipment levers as well as a seat belt security indicator and secondary engine cut-off switch.
Safety equipment
Electric horn Audible travel alarm Battery main switch Secondary engine cut-off switch Seat belt safety indicator Dual lock system for PPC controls Rear view mirrors Rotating beacon

Engine / Driveline and transmission

Powerful and environmentally friendly
low-consumption EU Stage V engine, completely renewed for the EU market, Increased working performance through top mounted boom cylinders.
and efficient. With ultra-low
Komatsu's EU Stage V engine is productive and reliable, offering a lower environmental impact and superior performance to reduce operating costs, letting the operator work in complete peace of mind.
Increased working capacity
The top mounted boom cylinder results in increased digging force and longer reach. Work quantity and productivity are also increased compared to the current model. In addition, the location of the upper attachment cylinder provides better protection against hitting a truck during loading operations.
Engine
Komatsu 3D67E-2 diesel engine EU Stage V compliant Automatic two-speed travel control Alternator 12 V / 40 A Starter motor 12 v /, 2 kw Batteries 12 V / 41 Ah
with 2-piece floor mat
ROPS (ISO 3471) / OPG (ISO 10262) Level 1 Canopy Adjustable suspension seat with retractable seat belt 12 volt power supply.

Hydraulics

Total versatility
Variable undercarriage, hydraulic quick-coupler line (option), proportional control for attachments (option)
maximum efficiency, regardless of
The CLSS (Closed Center Load Sensing System) hydraulic circuit guarantees power, speed and perfect control for all movements, including simultaneous. Combining the variable displacement pump and from CLSS allows operators to carry out all required movements with the load or strainer.
For any specific job, you can configurations: short or long and efficient operation. You can choose auto 2-speed or fixed
Choose between many available arm, a 1/2 way auxiliary hydraulic circuit allows the use of multiple work tools such as hammers, clamshell buckets, auger etc. Proportional control is available as an option for safe and precise operation of attachments.Automatic travel speed shift function enables smooth 1st speed travel to easy shifting during blade operation by pressing the RPM selector button on the blade lever.
Variable undercarriage
For applications that require maximum versatility in terms of size and stability, the PC18MR-5 is equipped with hydraulic undercarriage extension operated from the operator seat via a push-button and blade control lever. This feature allows the operator to quickly switch from maximum stability for working to a reduced width of less than one metre driving through narrow passages or doors.
Hydraulic system
Komatsu Closed-Center Load Sensing (CLSS) Hydraulic System PPC Control levers and pedals for steering and travel Adjustable PPC wrist control levers for arm, boom, bucket and swing Hydraulic line for hammer and 2-way equipment to boom and arm (HCU-A) Proportional control for attachment to joystick Hydraulic quick coupler line.

Dimensions and weight

TypeKomatsu CLSS
Main pumps1 × variable displacement pump 1 × gear pump
Max. pump flow41.2 + 12.7 l/min
Max. operating pressure22.9 MPa (234 bar)
Hydraulic motors
Travel2 × variable displacement motor
Swing1 × fixed displacement motor
Hydraulic cylinders (bore × stroke)
Boom65 × 475 mm
Arm55 × 447 mm
Bucket50 × 378 mm
Boom swing60 × 292 mm
Blade65 × 100 mm
Bucket digging force (ISO 6015)15.9 kN (1620 kgf)
Arm crowd force (ISO 6015)
1010 mm arm9.9 kN (1010 kgf)
1215 mm arm7.85 kN (865 kgf)
Operating weight (appr.)
Arm lengthmm1010 (1245)
AOverall lengthmm3670
BOverall heightmm2320
COverall width (expanded)mm990 (1280)
DClearance under counterweightmm440
EGround clearancemm175
FTail swing radiusmm715
GTrack length on groundmm1210
HTrack lengthmm1570
ITrack gauge (expanded)mm760 (1045)
JShoe widthmm230
KOverall width of upper structuremm980
LDistance swing center to rear end"mm755
M/NBoom swing angle°70 / 50
OBoom offset LHmm465
PBoom offset RHmm740
Working range
Arm lengthmm10101215
aMax. digging heightmm36403810
bMax. dumping heightmm26002770
cMax. digging depthmm21602360
dMax. vertical wall digging depthmm18002040
eMax. digging reachmm40904300
fMax. digging reach at ground levelmm40104220
gMin. swing radiusmm16901700
Min. swing radius at boom swingmm13001400

Other features

information about your fleet and equipment, and offers a wealth of information to facilitate preventive maintenance and helps to efficiently
Komtrax utilizes the latest wireless monitoring technology. Compatible on PC, smartphone or tablet it delivers sensitive and cost-saving peak machine performance. By creating a tightly integrated web of support, it enables proactive driving and leading a business. The detailed information that Komtrax provides you with to make better daily and longterm strategic decisions at no extra cost.
Other equipment
Standard counterweight Biodegradable oil for hydraulic system Tailor-made paint Further equipment on request Serial equipment optional

Safety

Extremely robust
A range of dedicated technical solutions contribute to the increased robustness and operability of the PC18MR-5. These include a cast swing support that makes the fabric extremely rigid, as well as an boom in which the hydraulic hoses are located; they are protected from possible damage ensuring best visibility into the digging area.

Tables

Engine emissionsFully complies with EU Stage V exhaust emission regulations
Noise levels
LwA external93 dB(A) (2000/14/EC Stage II)
LpA operator ear77 dB(A) (ISO 6396 dynamic test)
Vibration levels (EN 12096:1997)
Hand/arm≤ 2.5 m/s² (uncertainty K = 1.2 m/s²)
Body≤ 0.5 m/s² (uncertainty K = 0.2 m/s²)
Rubber shoes1900 kg
Steel shoes1990 kg
Fuel tank19 l
Cooling system3.1 l
Engine oil3.3 l
Hydraulic oil system23.8 l
Blade max. lifting height"280 mm
Blade max. digging depth"240 mm
ModelKomatsu 3D67E-2
TypeSwirl chamber
Engine power
at rated engine speed2600 rpm
ISO 1439611.8 kW / 15.8 HP
ISO 9249 (net engine power)11.4 kW / 15.3 HP
No. of cylinders3
Bore × stroke67 × 74 mm
Displacement778 cm³
Max. torque / engine speed44.1 Nm / 1800 rpm
Cooling systemWater
Air filter typeDry
Starter motorElectric motor with pre-heating
Type2 levers with pedals giving full independent control of each track
Drive methodHydrostatic
Hydraulic motors2 × axial piston motor
Reduction systemPlanetary gear
Maximum drawbar pull17.7 kN (1805 kgf)
Max. travel speeds (Lo / Hi)2.2 - 4.1 km/h
ConstructionX-frame centre section with box section track frames
Track rollers (each side)3
Shoe width230 mm
Ground pressure (standard)0.28 kg/cm²
Arm lengthAMax.3.0 m2.0 m
B
1010 mm2.0 mkg380--
1.0 m kg440825385
0.0 mkg430835355
-1.0 mkg-595355
1215 mm2.0 mkg330335-
1.0 mkg410705390
0.0 mkg435865340
-1.0 mkg320645340
Arm lengthAMax.3.0 m2.0 m
B
1010 mm2.0 m kg255--
1.0 m kg250470385
0.0 mkg235435355
-1.0 mkg-435355
1215 mm2.0 mkg255--
1.0 mkg240470390
0.0 mkg225420340
-1.0 mkg220420340
Arm lengthAMax.3.0 m2.0 m
B
1010 mm2.0 m kg190215-
1.0 m kg160210385
0.0 mkg160195355
-1.0 mkg205-355
1215 mm2.0 mkg165210-
1.0 mkg135200390
0.0 mkg140185340
-1.0 mkg175185340

Events

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NordBau 2026

Holstenhallen Neumünster, Germany

September
NordBau 2026

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Use this service to minimise the risk when buying used equipment. An inspection by Mevas costs less than repairing a defective hydraulic cylinder.

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Buy & Rent

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Transport width:
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Transport height:
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Spare parts & Components

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News

Construction News by LECTURA 16.06.2026

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