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Komatsu PC30MRX-1

Series: Komatsu Mini Excavator

Source: https://www.truck1.eu/construction-machinery/mini-excavators

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The Komatsu PC30MRX-1 belongs to the Komatsu Mini Excavator series. The engine delivers 28.1 hp (20.7 kW), has 3 cylinders, with a displacement of 1,496.1 cm³. Rated speed is 2,500 rpm. The unladen weight is 3,300 kg. Ground clearance is 320 mm. The tank holds 42 litres. The pump delivers 73.4 l/min. The hydraulic tank holds 28.8 litres. Working pressure is 259.9 bar. The engine fitted is the 3D84E. The Komatsu Mini Excavator series covers 27 models. Rated output within it ranges from 3.5 to 73.5 hp; the PC30MRX-1 sits in the lower part of that range with 28.1 hp. Its immediate neighbours are the PC20R-8 below it with 27.1 hp and the PC35MR-2 above it with 29.5 hp. 1159 Komatsu models across 39 series are on record. The model is listed under Excavators & compaction. 13 verified figures from 1 source are on file.

Technical data

Engine

Engine model3D84Ecorrect
Power28.1 hp (20.7 kW)correct
Rated speed2,500 rpmcorrect
Cylinders3correct
Displacement1,496.1 cm³correct

Dimensions and weights

Ground clearance320correct
Unladen weight3,300 kgcorrect

Working data

Pump flow73.4 l/mincorrect
Hydraulic oil capacity28.8 lcorrect
Hydraulic pressure259.9 barcorrect
Fuel tank capacity42 lcorrect

Other data

Height2,462.8correct

Where this model stands

Power-to-weight ratio: 6.3 kW/t (21 kW / 3.3 t)

Stronger than 63% of the mini excavators in the register — out of 400 models with a stated power figure.

Calculated from the documented figures above — not a rating.

Frequently asked questions

How much power does the Komatsu PC30MRX-1 have?

The Komatsu PC30MRX-1 delivers 28.1 hp.

How much does the Komatsu PC30MRX-1 weigh?

The unladen weight is 3,300 kg.

What engine does the Komatsu PC30MRX-1 have?

3 cylinders, 1,496 cm³ displacement.

What to check before buying

  • Check the hour meter against the service records — a replaced instrument is the most common gap.
  • Compare the data plate and chassis number with the papers.
  • Check the weights in the papers against the figures here — attachments change them.
  • Ask about parts availability for this build year — the running costs hang on it.

A general list for this type of machine — no substitute for an inspection or an appraiser.

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This page carries 13 individual figures for this model. They come from 1 recorded source; every figure can be traced there. What we cannot document is not here — we leave gaps open rather than estimate them.

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Other models in this series

PC01-1

PC02-1

PC03-2

PC03-2F

PC09-1

PC10-2

PC12R-8

PC130-6

PC15R-8

PC18MR-2

PC20 MRx

PC20-2

Sources: [1]

Mini excavator in 3D section

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