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Operating-weight guide

Attachments for the Develon DX190W-7K weight range

Bucket line
DB - heavy duty digging bucket600–1400 mm wide
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Catalogue sizes for the DX190W-7K

Each size below has a catalogue row rated for a carrier of 18,320 kg operating weight. Tell us which sizes you want and we reply with an offer.

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AttachmentSizesCapacity [dm³]Width [mm]Weight [kg]
DB - heavy duty digging bucketDB-190 · 5 width variants374–1,164 SAE600–1,400350–643
SDB - heavy duty skeleton DB bucketSDB-230 · 2 width variants1,183–1,290 SAE1,400–1,500833–880
DBF - flat-top digging bucket for quick couplerDBF-190 · 5 width variants376–1,102 SAE600–1,400346–638
RDBF - flat-top skeleton DBF bucket on rodsRDBF-190 · 3 width variants911–1,100 SAE1,200–1,400563–630
DSX - Nordic heavy duty digging bucketDS-HD-190 · 3 width variants570–982 SAE800–1,200505–679
GD - rigid grading & ditching bucket, 12–40 tGD-190 · 3 width variants544–692 SAE1,600–2,000325–390
GDH - heavy duty hydraulic grading & ditching bucketGDH-190 · 3 width variants530–685 SAE1,600–2,000572–638
SB - Dutch profile grading & ditching bucketSB-190 · 4 width variants731–1,045 SAE1,600–2,200394–513
DCB - grading & ditching bucket with round profileDCB-190 · 3 width variants535–680 SAE1,600–2,000298–359
PS - Scandinavian universal / grading bucketPS-190 · 4 width variants937–1,228 SAE1,800–2,200560–690
PSH - hydraulic swivelling grading bucketPS-190 · 4 width variants1,800–2,200
CB - heavy duty hydraulic clamp bucketCBR-1908031,200631
TH - hydraulic thumb for excavatorTH-19700340
MR - heavy duty excavator multi-ripperMR-221,300546
DuoRIP - double ripper for root extractionDuo-Ripper-30500565
GRB - excavator grading beamGRB maxi · 6 variants2,500–3,000357–680
QC-S - S-System Scandinavian quick-couplerQC-S60, QC-S70, QC-U-S60, QC-U-S70115–270
CW - CW-System compatible quick-couplerCW-30, CW-30 S, CW-U-30, CW-U-30 S220–230
QC-HS / QC-MS - MS-System compatible quick-couplerQC-HS-10, QC-HS-21, QC-MS-10, QC-MS-21, QC-U-HS-10, QC-U-HS-21200–310
QC-PG - pin-grabber quick-coupler for factory bracketsQC-PG-80, QC-ML-M-60, QC-ML-M-65, QC-ML-M-70, QC-U-PG-80105–400
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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 product that carries the CE mark.

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Sizes are matched to the published operating weight of the DX190W-7K.

Weight Class
Large Excavator (12–30 t)
Operating Weight
18,320 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 Develon, retrieved 2026-09-10. Source

No open-licence photo of this machine exists. The drawing shows the type (excavator, Large 12–30 t), not this machine.

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
213

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.

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 DX190W-7K.

Machine

Develon DX190W-7K

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Machine, line and sizes

Develon DX190W-7K: DBF - flat-top digging bucket for quick coupler (DBF-190)

DX190W-7K at a glance

FigureValueSource
Max dig depth6,225 mmmaker's document (eu.develon-ce.com)
Max reach9,415 mmmaker's document (eu.develon-ce.com)
Max dump height6,780 mmmaker's document (eu.develon-ce.com)
Arm length2,200–3,100 mmmaker's document (eu.develon-ce.com)
Main pump flow400 l/minmaker's document (eu.develon-ce.com)
Bucket capacity0.76–0.8 m³maker's document (eu.develon-ce.com)
Bucket width1,079–1,127 mmmaker's document (eu.develon-ce.com)
Lift capacity7,030 kgmaker's document (eu.develon-ce.com)
Transport width2,530 mmmaker's document (eu.develon-ce.com)

Only figures the maker publishes for this model. Where a figure is missing, no value is shown.

What the DX190W-7K figures mean for its attachments

  • The main pump delivers up to 400 l/min at 343 bar. That is the pump output of the whole machine, not the flow an attachment gets.
  • It digs down to 6,225 mm. That is the deepest trench it can open.
  • Its maximum reach is 9,415 mm.
  • It dumps at up to 6,780 mm, so a truck or skip side has to sit below that height.
  • Develon offers arms from 2,200 to 3,100 mm. A longer arm reaches further, a shorter one handles a heavier bucket.
  • Develon lists buckets from 1,079 to 1,127 mm wide for this machine. Compare that with the bucket widths in the table above.
  • Develon lists bucket capacities from 0.76 to 0.8 m³.
  • Develon gives a lifting capacity of 7,030 kg. Check a heavy grab or hammer, plus its load, against the full load chart.
  • For transport it measures 8,867 x 2,530 x 3,131 mm (length, width, height).
  • Engine power is 129.8 kW.

Figures as published by Develon in its own documents.

How the DX190W-7K compares with its neighbours

The nearest models by weight, with the difference to the DX190W-7K in parentheses where both makers publish the figure.

ModelOperating weightMax dig depthMain pump flow
DX190W-7K18.32 t6,225 mm400 l/min
Develon DX170W-7K17.7 t (-0.62 t)5,820 mm (-405)334 l/min (-66)
Develon DX165WR-7K17.3 t (-1.02 t)5,020 mm (-1,205)352 l/min (-48)
Komatsu PC170LC-1118.3 t (-0.02 t)6,250 mm (+25)298 l/min (-102)

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

DX190W-7K: build years and variants

Build years: 2025–2026

Variants

  • DX190W-7K (2025–2026)

Years and variants as listed in the LECTURA Specs database.

DX190W-7K: what the brochure names

Features Develon names in its own brochure for the DX190W-7K. Some of them may be optional, so check the machine's spec before you order.

  • An engine that meets EU Stage V.
  • Work modes you select from the cab.
  • A dozer blade.
  • Operator protection certified to ROPS and FOPS.

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

Questions about the DX190W-7K

What bucket width fits the DX190W-7K?
Develon lists buckets from 1,079 to 1,127 mm wide for it. Pick a width in that range from the sizes above.

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

Develon DX190W-7K: machine data

Operating weight
18,320 kg
Engine power
129.8 kW
Maximum digging depth
6,225 mm
Maximum dump height
6,780 mm

As published by Develon, retrieved 2026-09-17. Source

Before you order: check the interface

The weight class of the Develon DX190W-7K 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 Develon DX190W-7K 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:

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 Develon DX190W-7K.

Get a price Custom Engineering

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 product that carries the CE mark.

Do you sell Develon machines? Machine dealer supply

Machine makes and model names belong to their owners. Sieruta is not affiliated with them. We use the names only to show which machines we offer attachments for, by operating weight.

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