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Hitachi EX12-2

Series: Hitachi Mini Excavator

Source: https://www.hitachi.co.jp/recruit/newgraduate/jm-navi/highte

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With the EX12-2, Hitachi offers a model from the Hitachi Mini Excavator series. The engine delivers 12.2 kW, has 3 cylinders, with a displacement of 1,124.2 cm³. Torque is 63.7 Nm. Rated speed is 2,000 rpm. The unladen weight is 1,350 kg. Ground clearance is 237.7 mm. The tank holds 20.1 litres. Maximum torque is reached at 1,500 rpm. The pump delivers 30.7 l/min. The hydraulic tank holds 30.3 litres. Working pressure is 210.8 bar. The cooling system holds 3.8 litres. The oil fill is 4.5 litres. The engine fitted is the D1105-KA. The Hitachi Mini Excavator series covers 17 models. Rated output within it ranges from 9.5 to 40.6 kW; the EX12-2 sits at the bottom of that range with 12.2 kW. Its immediate neighbours are the ZX17U-2 below it with 11 kW and the EX15-2 above it with 12.9 kW. 347 Hitachi models across 20 series are on record. The model is listed under Excavators & compaction. 17 verified figures from 1 source are on file.

Technical data

Engine

Engine modelD1105-KAcorrect
Power12.2 kWcorrect
Rated speed2,000 rpmcorrect
Torque63.7correct
Speed at max. torque1,500 rpmcorrect
Cylinders3correct
Displacement1,124.2 cm³correct
AspirationNaturalcorrect
Coolant capacity3.8 lcorrect
Engine oil capacity4.5 lcorrect

Dimensions and weights

Ground clearance237.7correct
Unladen weight1,350 kgcorrect

Working data

Pump flow30.7 l/mincorrect
Hydraulic oil capacity30.3 lcorrect
Hydraulic pressure210.8 barcorrect
Fuel tank capacity20.1 lcorrect

Other data

Height2,283correct

Where this model stands

Power-to-weight ratio: 9 kW/t (12 kW / 1.4 t)

Stronger than 22% 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 Hitachi EX12-2 have?

The Hitachi EX12-2 delivers 12.2 kW.

How much does the Hitachi EX12-2 weigh?

The unladen weight is 1,350 kg.

What engine does the Hitachi EX12-2 have?

3 cylinders, 1,124 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 17 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

EX15-2

EX30-2

EX35-2

EX40-2

EX45-2

ZX10U-2

ZX17U-2

ZX22U-2

ZX27U-2

ZX27U-3

ZX30U-2

ZX35U-2

Sources: [1]

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