Komatsu H455S

Series: Komatsu Shovel

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The H455S from Komatsu is part of the Komatsu Shovel series. The engine delivers 1,667.4 kW, has 12 cylinders, with a displacement of 37,493.6 cm³. Rated speed is 1,800 rpm. Ground clearance is 1,000.3 mm. The hydraulic tank holds 3,800.2 litres. The engine fitted is the KTTA38C x2. The Komatsu Shovel series covers 20 models. Rated output within it ranges from 196.1 to 2,997.7 kW; the H455S sits in the middle of that range with 1,667.4 kW. Its immediate neighbours are the PC4000 below it with 1,398.2 kW and the H655S above it with 2,769.5 kW. 1159 Komatsu models across 39 series are on record. The model is listed under Excavators & compaction. 8 verified figures from 1 source are on file.

Technical data

Engine

Engine modelKTTA38C x2correct
Power1,667.4 kWcorrect
Rated speed1,800 rpmcorrect
Cylinders12correct
Displacement37,493.6 cm³correct
Aspirationturbochargedcorrect

Dimensions and weights

Ground clearance1,000.3correct

Working data

Hydraulic oil capacity3,800.2 lcorrect

Frequently asked questions

How much power does the Komatsu H455S have?

The Komatsu H455S delivers 1,667 kW.

What engine does the Komatsu H455S have?

12 cylinders, 37,494 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.
  • Load the hydraulics and watch for sag.
  • 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 8 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

Sources: [1]

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