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Komatsu PC40R-8

Series: Komatsu Mini Excavator

Source: https://www.komatsu.eu/en/excavators/mining-excavators/pc700

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The Komatsu PC40R-8 belongs to the Komatsu Mini Excavator series. The engine delivers 38.5 hp (28.3 kW), has 4 cylinders, with a displacement of 1,997.6 cm³. Rated speed is 2,500 rpm. The unladen weight is 4,290 kg. Ground clearance is 310.9 mm. The tank holds 50.3 litres. The pump delivers 135.1 l/min. The hydraulic tank holds 33.3 litres. Working pressure is 245.5 bar. The engine fitted is the 4D84E. The Komatsu Mini Excavator series covers 27 models. Rated output within it ranges from 3.5 to 73.5 hp; the PC40R-8 sits in the middle of that range with 38.5 hp. Its immediate neighbours are the PC35R-8 below it with 33.5 hp and the PC95-1 above it with 73.5 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 model4D84Ecorrect
Power38.5 hp (28.3 kW)correct
Rated speed2,500 rpmcorrect
Cylinders4correct
Displacement1,997.6 cm³correct

Dimensions and weights

Ground clearance310.9correct
Unladen weight4,290 kgcorrect

Working data

Pump flow135.1 l/mincorrect
Hydraulic oil capacity33.3 lcorrect
Hydraulic pressure245.5 barcorrect
Fuel tank capacity50.3 lcorrect

Other data

Height2,545.1correct

Where this model stands

Power-to-weight ratio: 6.6 kW/t (28 kW / 4.3 t)

Stronger than 82% 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 PC40R-8 have?

The Komatsu PC40R-8 delivers 38.5 hp.

How much does the Komatsu PC40R-8 weigh?

The unladen weight is 4,290 kg.

What engine does the Komatsu PC40R-8 have?

4 cylinders, 1,998 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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