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Operating-weight guide

Attachments for the Hitachi ZX225US-7 weight range

Bucket line
DB - heavy duty digging bucket800–1,200 mm wide
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  • If a bracket we made is wrong and does not fit your machine, we replace it.

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Tell us what is on the machine now. It narrows the sizes we show and goes with your enquiry. It does not confirm fit: we check the bracket before we send the quote.

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Catalogue sizes for the ZX225US-7

Each size below has a catalogue row rated for a carrier of 24,800 – 29,100 kg operating weight. Tell us which sizes you want and we reply with an offer.

Each family shows its candidate models by operating-weight range.

The attachments buyers in your market ask for first, sized for the ZX225US-7.

On a narrow screen the table scrolls sideways.

Buckets

AttachmentSizesHeaped capacity ISO 7451 [dm³]Width [mm]Weight [kg]

Digging & sorting buckets

DB - heavy duty digging bucketDB-300 · 3 width variants628–1,079800–1,200655–878
SDB - heavy duty skeleton DB bucketSDB-300 · 2 width variants1,375–1,4921,500–1,6001,051–1,106
DBF - flat-top digging bucket for quick couplerStart herePrice & lead timeGet price & lead timeDBF-300 · 3 width variants630–1,069800–1,200580–768
RDBF - flat-top skeleton DBF bucket on rodsRDBF-300 · 3 width variants1,306–1,5501,400–1,600837–922
DSX - Nordic heavy duty digging bucketDS-HD-250 · 3 width variants, DS-HD-300 · 3 width variants615–1,178800–1,200642–1,002

Ditching, grading, sloping buckets

GD - rigid grading & ditching bucket, 12–40 tStart herePrice & lead timeGet price & lead timeGD-300 · 3 width variants1,059–1,4471,800–2,400691–874
GDH - heavy duty hydraulic grading & ditching bucketStart herePrice & lead timeGet price & lead timeGDH-260 · 3 width variants, GDH-300 · 3 width variants858–1,3841,800–2,400787–1,129
SB - Dutch profile grading & ditching bucketSB-260 · 4 width variants, SB-300 · 5 width variants1,077–1,9571,800–2,500553–1,009
DCB - grading & ditching bucket with round profileDCB-260 · 3 width variants, DCB-300 · 3 width variants819–1,3041,800–2,400503–748
PS - Scandinavian universal / grading bucketPS-300 · 4 width variants1,389–1,8301,800–2,200863–1,043
PSH - hydraulic swivelling grading bucketPS-300 · 4 width variantsOn request1,800–2,200On request

Special use buckets

CB - heavy duty hydraulic clamp bucketCBR-2601,0711,2001,100

Tools

AttachmentSizesHeaped capacity ISO 7451 [dm³]Width [mm]Weight [kg]

Non-bucket attachments

TH - hydraulic thumb for excavatorTH-26, TH-30780–800520–620
AC - excavator asphalt cuttersAC-30165
MR - heavy duty excavator multi-ripperMR-26, MR-321,300734–994
RIP - heavy duty ripperRipper-D403
DuoRIP - double ripper for root extractionDuo-Ripper-30500565
GRB - excavator grading beamGRB maxi · 6 variants2,500–3,000357–680

Quick couplers

AttachmentSizesHeaped capacity ISO 7451 [dm³]Width [mm]Weight [kg]
QC-S - S-System Scandinavian quick-couplerStart herePrice & lead timeGet price & lead timeS-System (Scandinavian)QC-S70, QC-U-S70270
CW - CW-System compatible quick-couplerCW-SystemCW-30, CW-30 S, CW-40, CW-40 S, CW-45, CW-45 S, CW-U-30, CW-U-30 S, CW-U-40, CW-U-40 S, CW-U-45, CW-U-45 S220–1,146
QC-HS / QC-MS - MS-System compatible quick-couplerMS systemQC-HS-21, QC-HS-25, QC-MS-21, QC-U-HS-21310
QC-PG - pin-grabber quick-coupler for factory bracketsPin-grabberQC-PG-80, QC-PG-90, QC-ML-M-65, QC-ML-M-70, QC-U-PG-80, QC-U-PG-90132–440
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Welded to EN ISO 3834-2. Agree it as a standing term of supply and the EN 10204 3.1 certificate ships with every attachment. You also get the CE declaration of conformity for every attachment. See the certificates.

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Which coupler is on your machine?

Pick the system on your machine and we put it in your enquiry. We check the bracket before we send the quote.

How to measure your coupler
Drawing of a bracket with the pin diameter (1), the pin centre distance (2) and the ear width (3) marked

Not sure which system it is? Three measurements tell us which bracket you need.

  1. Measure the diameter of both pins.
  2. Measure the distance between the pin centres.
  3. Measure the width between the inside faces of the ears.

If the coupler has a make or type printed on it, send that too.

Before you order: check the interface

The weight class of the Hitachi ZX225US-7 sizes the attachment. It does not tell you the pin diameter, the pin spacing or the stick width, and those decide whether an attachment fits. Measure them on the machine, or send us the measurements of the bucket it runs today.

At this weight the choice is mostly about the material. A general purpose bucket suits soil and gravel, a reinforced bucket with thicker wear parts suits mixed ground and broken rock, and the quick coupler on the machine sets the bracket every attachment needs.

Quick coupler brackets at this weight

In our model tables, the attachments listed for the Hitachi ZX225US-7 at its weight are built with these brackets. Each code opens the models that list it.

  1. Measure the diameter of both bucket pins.
  2. Measure the distance between the pin centres.
  3. Measure the inside width between the stick ears.
  4. If the machine runs a quick coupler, note its make and type.

What these terms mean:

How to choose an attachment for the job:

Send me the spec sheet for my machine

Pick a bucket line and we email you its spec sheet, with the sizes we build for the ZX225US-7.

Machine

Hitachi ZX225US-7

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Machine, line and sizes

Hitachi ZX225US-7: DBF - flat-top digging bucket for quick coupler (DBF-300)

Sizes are matched to the published operating weight of the ZX225US-7.

Weight Class
Large Excavator (10–30 t)
Operating Weight
24,800 – 29,100 kg
  • Family-owned group, founded in 1996
  • More than 50,000 attachments delivered
  • Built in our own factory in Poland

Operating weight as published by Hitachi, retrieved 2026-09-10. Source

We have no openly licensed photo of this machine. The drawing shows the type (excavator, Large 10–30 t), not this machine.

Hitachi ZX225US-7: machine data

Operating weight
24,800 – 29,100 kg
Engine power
128.4 kW
Maximum digging depth
6,610 mm
Maximum dump height
8,500 mm
Bucket breakout force
158 kN
Arm crowd force
140 kN
Quick coupler
CW, pin grabber and S-coupling
Max reach
9,900 mmmaker's document (hitachicm.com)
Arm length
2,420–2,910 mmmaker's document (hitachicm.com)
Main pump flow
424 l/minmaker's document (hitachicm.com)
Bucket capacity
0.51–1.2 m³maker's document (hitachicm.com)
Lift capacity
11,300 kgmaker's document (hitachicm.com)
Transport width
2,990 mmmaker's document (hitachicm.com)

As published by Hitachi, retrieved 2026-09-19. Source

Pin diameter
80 mmSource: Tuff Buckets and DiggerCity.Listed for another generation of this model.

A guide only. Measure the pins before you order.

What the ZX225US-7 figures mean for its attachments

  • The main pump delivers up to 424 l/min at 343 bar. That is the pump output of the whole machine, not the flow an attachment gets.
  • Hitachi lists this quick coupler for it: CW, pin grabber and S-coupling. The bracket on every attachment has to match the coupler.
  • It digs down to 6,610 mm. That is the deepest trench it can open.
  • Its maximum reach is 9,900 mm.
  • It dumps at up to 8,500 mm, so a truck or skip side has to sit below that height.
  • Hitachi offers arms from 2,420 to 2,910 mm. A longer arm reaches further, a shorter one handles a heavier bucket.
  • Hitachi lists bucket capacities from 0.51 to 1.2 m³.
  • Bucket breakout force is 158 kN and arm crowd force 140 kN. That is the force a bucket or ripper works with at the tooth.
  • Hitachi gives a lifting capacity of 11,300 kg. Check a heavy grab or hammer, plus its load, against the full load chart.
  • Its transport width is 2,990 mm.
  • Engine power is 128.4 kW.

Figures as published by Hitachi in its own documents.

How the ZX225US-7 compares with its neighbours

The nearest models by weight, with the difference to the ZX225US-7 in parentheses where both makers publish the figure.

ModelOperating weightMax dig depthMain pump flow
ZX225US-724.8 t6,610 mm424 l/min
Hitachi ZX225USR-724.8 t6,610 mm424 l/min
Hitachi ZX210-7 SLF24.6 t (-0.2 t)11,540 mm (+4,930)424 l/min
Liebherr R 924 Litronic (24,800 – 25,350 kg)24.8 tnot publishednot published

Figures as each maker publishes them. A difference is shown only where both machines have a published value.

ZX225US-7: what the brochure names

Features Hitachi names in its own brochure for the ZX225US-7. Some of them may be optional, so check the machine's spec before you order.

  • A two-piece boom.
  • Telematics for tracking the machine remotely (ConSite).
  • Operator protection certified to ROPS and FOPS.
  • Work modes you select from the cab.

From Hitachi's published brochure. We keep the source document on file.

Other Hitachi models with the same coupler brackets

Our model tables give these machines the same quick coupler brackets.

Why buy from the factory

  • Cutting, machining, welding and painting on one site, our own factory in Poland, EU
  • More than 50,000 attachments delivered since 2008
  • A record for every serial number, so the spare parts match your attachment

Need Custom Specifications?

We can manufacture attachments to your exact pin spacing and requirements for Hitachi ZX225US-7.

Questions about the ZX225US-7

What bucket size fits the ZX225US-7?
Hitachi lists bucket capacities from 0.51 to 1.2 m³ for it.
Which quick coupler is installed on your ZX225US-7?
Hitachi lists this coupler for it: CW, pin grabber and S-coupling. Order attachments with the matching bracket.
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Cite this table as https://sieruta.com/en/fit/hitachi/hitachi-zx225us-7, figures as of 2026-09-10.

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