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Operating-weight guide

Attachments for the Komatsu PC110R-1 weight range

Weight Class: Large Excavator (10–30 t) Operating Weight: 10,600 – 11,200 kg

Bucket line
DB - heavy duty digging bucket 400–800 mm wide
Price & lead time Get price & lead time
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  • We check the fit before we send the quote
  • Every offer names the dispatch week
  • If a bracket we made is wrong and does not fit your machine, we replace it.

How is the attachment mounted on this machine?

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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The short version for the PC110R-1

Families to look at first

Quick coupler brackets at this weight

  • S40
  • S45
  • S50
  • S60
  • S70
  • MS08
  • MS10
  • MS21
  • CW10
  • CW20
  • CW30
  • CW40
  • OQ45
  • OQ60
  • OQ65
  • OQ70
  • HS06
  • HS08
  • Klac F
  • M10
  • M18
  • M26
  • SW33
  • SW48

Brackets we build attachments with in this weight range. Not a confirmed fit.

Still to check

Pin diameter, pin spacing, inside width between the stick ears, and any quick coupler on the machine.

Catalogue sizes for the PC110R-1

Each size below has a catalogue row rated for a carrier of 10,600 – 11,200 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 PC110R-1.

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-120 · 4 width variants139–356400–800156–244
SDB - heavy duty skeleton DB bucketSDB-120 · 2 width variants435–5481,000–1,200286–333
DBF - flat-top digging bucket for quick coupler Start here Price & lead time Get price & lead timeDBF-120 · 4 width variants160–400400–800155–241
RDBF - flat-top skeleton DBF bucket on rodsRDBF-120 · 2 width variants536–6731,000–1,200271–308

Ditching, grading, sloping buckets

GDH - heavy duty hydraulic grading & ditching bucket Start here Price & lead time Get price & lead timeGDH-120 · 4 width variants345–4531,400–1,800358–411
DCB - grading & ditching bucket with round profileDCB-120 · 4 width variants351–4621,400–1,800218–270

Special use buckets

CB - heavy duty hydraulic clamp bucketCBR-1204301,000355

Nordic mini-ex buckets set No. 4

PS mini - Scandinavian universal grading bucket for mini-excavatorPS-120 · 5 width variants356–5561,400–2,000185–282
PSH mini - hydraulic swivelling grading bucket for mini-excavatorsPS-120 · 5 width variantsOn request1,400–2,000On request

Special use mini-ex buckets

GKB mini - deep cable digging bucket for mini-excavatorGKB-12020079
RGB - skeleton rod grading & sorting bucketRGB-1204151,800234

Tools

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

Non-bucket attachments

TH - hydraulic thumb for excavatorTH-16700310
MR - heavy duty excavator multi-ripperMR-171,300415
DuoRIP - double ripper for root extractionDuo-Ripper-12450220
GRB - excavator grading beamGRB midi · 6 variants, GRB maxi · 6 variants2,000–3,000216–680

Other mini-ex attachments

LRS - short land rakes for mini-excavatorsLRS-151,980380
RIP mini - ripper shank for mini-excavatorRipper-14221
MR mini - multi-ripper for mini-excavatorMRF 140 · 2 width variants1,000–1,200221–228
AC mini - asphalt cutter for mini-excavatorAC-1067

Quick couplers

Coupler sizes within this machine's published weight range. Not a confirmed fit.

AttachmentSizesHeaped capacity ISO 7451 [dm³]Width [mm]Weight [kg]
QC-S - S-System Scandinavian quick-coupler Start here Price & lead time Get price & lead time S-System (Scandinavian)QC-S45-H, QC-S50, QC-S45-SA, QC-U-S45-H, QC-U-S5070–232
CW - CW-System compatible quick-coupler CW-SystemCW-20, CW-20 S, CW-U-20, CW-U-20 S180–190
QC-HS / QC-MS - MS-System compatible quick-coupler MS systemQC-HS-08, QC-HS-10, QC-MS-08, QC-MS-10, QC-U-HS-08, QC-U-HS-1090–232
QC-PG - pin-grabber quick-coupler for factory brackets Pin-grabberQC-PG-60, QC-PG-65, QC-ML-M-50, QC-ML-M-55, QC-ML-M-60, QC-U-PG-60, QC-U-PG-6558–352
Price & lead time Get price & lead time: PC110R-1

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 quick coupler and hydraulic attachment. See the certificates.

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Before you order: check the interface

The weight class of the Komatsu PC110R-1 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 Komatsu PC110R-1 at its weight are built with these brackets. Each code opens the models that list it.

Brackets we build attachments with in this weight range. Not a confirmed fit.

  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 PC110R-1.

Machine

Komatsu PC110R-1

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Machine, line and sizes

Komatsu PC110R-1: DBF - flat-top digging bucket for quick coupler (DBF-120). Shortlisted by operating weight

Sizes are matched to the published operating weight of the PC110R-1.

Weight Class
Large Excavator (10–30 t)
Operating Weight
10,600 – 11,200 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 Komatsu, 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.

Komatsu PC110R-1: machine data

Operating weight
10,600 – 11,200 kg
Engine power
71.8 kW
Maximum digging depth
4,550 mm
Bucket breakout force
73.5 kN
Quick coupler
Hydraulic or mechanical quick coupler
Arm length
1,850–2,300 mm maker's document (komatsu.eu)
Main pump flow
180 l/min maker's document (komatsu.eu)
Bucket capacity
0.093–0.4 m³ maker's document (komatsu.eu)
Bucket width
300–1,000 mm maker's document (komatsu.eu)
Lift capacity
5,600 kg maker's document (komatsu.eu)

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

Pin diameter
50 mm Source: Tuff Buckets, DiggerCity, and Equipment Plus. From a dealer's table. It does not say which arm or quick coupler was fitted. Listed for another generation of this model.

A guide only. Measure the pins before you order.

What the PC110R-1 figures mean for its attachments

  • The main pump delivers up to 180 l/min at 294 bar. That is the pump output of the whole machine, not the flow an attachment gets.
  • Komatsu lists this quick coupler for it: Mechanical or hydraulic quick coupler. The bracket on every attachment has to match the coupler.
  • It digs down to 4,550 mm. That is the deepest trench it can open.
  • Komatsu offers arms from 1,850 to 2,300 mm. A longer arm reaches further, a shorter one handles a heavier bucket.
  • Komatsu lists buckets from 300 to 1,000 mm wide for this machine.Our sizes in that range: DB - heavy duty digging bucket (DB-120); SDB - heavy duty skeleton DB bucket (SDB-120); DBF - flat-top digging bucket for quick coupler (DBF-120); RDBF - flat-top skeleton DBF bucket on rods (RDBF-120); CB - heavy duty hydraulic clamp bucket (CBR-120)
  • Komatsu lists bucket capacities from 0.093 to 0.4 m³.
  • Bucket breakout force is 73.5 kN. That is the force a bucket or ripper works with at the tooth.
  • Komatsu gives a lifting capacity of 5,600 kg. Check a heavy grab or hammer, plus its load, against the full load chart.
  • Engine power is 71.8 kW.

Figures as published by Komatsu in its own documents.

How the PC110R-1 compares with its neighbours

The nearest models by weight, with the difference to the PC110R-1 in parentheses where both makers publish the figure.

ModelOperating weightMax dig depthMain pump flow
PC110R-110.6 t4,550 mm180 l/min
Komatsu PW98MR-1110.09 t (-0.51 t)4,305 mm (-245)165 l/min (-15)
Komatsu PW98MR-109.8 t (-0.8 t)4,300 mm (-250)160 l/min (-20)
Develon DX100W-710.7 t (+0.1 t)4,245 mm (-305)200 l/min (+20)

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

PC110R-1: what the brochure names

Features Komatsu names in its own brochure for the PC110R-1. Some of them may be optional, so check the machine's spec before you order.

  • Operator protection certified to ROPS and FOPS.
  • A two-piece boom.
  • A load-sensing hydraulic system.
  • Work modes you select from the cab.

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

Other Komatsu 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 Komatsu PC110R-1.

Questions about the PC110R-1

What bucket width fits the PC110R-1?
Komatsu lists buckets from 300 to 1,000 mm wide for it. Pick a width in that range.
Which quick coupler is installed on your PC110R-1?
Komatsu names no coupler system for it, so we cannot know which coupler your machine carries until you tell us. The attachments we list for the PC110R-1 are built with these brackets: S40, S45, S50, S60, S70, MS08, MS10, MS21, CW10, CW20, CW30, CW40, OQ45, OQ60, OQ65, OQ70, HS06, HS08, Klac F, M10, M18, M26, SW33, SW48. Pick your coupler above or send us a photo of its nameplate, and we check the bracket before we quote.
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Cite this table as https://sieruta.com/en/fit/komatsu/komatsu-pc110r-1, figures as of 2026-09-10.

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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.