SK 12 SR 3 Kobelco excavator specs & dimensions (2021 - 2026)

Kobelco SK 12 SR 3 is a mini excavator manufactured since 2021. It has a weight of 1.265 tons and a track width of 215 mm. The tra…

Kobelco SK 12 SR 3 is a mini excavator manufactured since 2021. It has a weight of 1.265 tons and a track width of 215 mm. The transport dimensions are 3.02 meters in length, 1 meter in width, and 2.25 meters in height. The machine features a tear-out force of 13.7 kN, a dredging depth of 1.79 meters, and a maximum horizontal reach of 3.2 meters. The bucket width is 1 meter with a capacity of 0.028 cubic meters. Special equipment includes a blade and rubber tracks.

Technical specs - SK 12 SR 3 Kobelco

Specification

Notice: Every data listed is verified by LECTURA Specs team experts. However, incomplete data and mistakes might occur. Contact our team with any change suggestion.

Weight
1.265 t
Transport length
3.02 m
Transport width
1 m
Transport height
2.25 m
Bucket capacity
0.028 m³
Bucket width
1 m
Track width
215 mm
Max. Reach horizontal
3.2 m
Dredging depth
1.79 m
Tear-out force
13.7 kN
Model series
SK
Engine manuf.
Yanmar
Engine type
3TNV70-WBVB
Engine power
9.2 kW
Displacement
0.854 l
Revolutions at max torque
1500 rpm
Max. torque
50.1 Nm
No. of cylinders
3

More technical details, like: bucket capacity min., bucket capacity max., standard tyres, driver protection, dimension lxwxh, cylinder bore x stroke, emission level are available in the full technical specs.

Basic model with standard bucket

Special equipment

Track adjustment
No
Rubber track
Yes
Blade
Yes
Aircondition
No
Quick hitch hydr.
No
Quick hitch mech.
No

Download datasheets (PDF)

Kobelco SK 12 SR 3 FAQ

When was the Kobelco SK 12 SR 3 manufactured?

The Kobelco SK 12 SR 3 was first produced in 2021.

How much does the Kobelco SK 12 SR 3 weigh?

The Kobelco SK 12 SR 3 weighs 1.27 tons.

What are the transport dimensions of the Kobelco SK 12 SR 3 mini excavator?

The Kobelco SK 12 SR 3 has a transport length of 3.02 meters, a transport width of 1 meter, and a transport height of 2.25 meters.

What is the track width of the Kobelco SK 12 SR 3 mini excavator?

The Kobelco SK 12 SR 3 mini excavator has a track width of 215 mm.

What are the dredging depth and maximum horizontal reach of the Kobelco SK 12 SR 3 mini excavator?

The Kobelco SK 12 SR 3 mini excavator has a dredging depth of 1.79 meters and a maximum horizontal reach of 3.2 meters.

What is the tear-out force of the Kobelco SK 12 SR 3 mini excavator, given that no power rating data is available?

The Kobelco SK 12 SR 3 mini excavator has a tear-out force of 13.7 kN. No power rating data is provided for this model.

What are the bucket specifications of the Kobelco SK 12 SR 3 mini excavator?

The Kobelco SK 12 SR 3 has a bucket capacity of 0.028 cubic meters and a bucket width of 1 meter.

How much is a Kobelco SK 12 SR 3 Mini excavator (2021u20132025) worth?

The residual value of the Kobelco SK 12 SR 3 depends on the machine's individual parameters. Visit the LECTURA Valuation to check it.

Kobelco SK 12 SR 3 overview

Environment

Comfortable Work Environment
A wider floor space gives operators plenty of foot space. Wide application area is provided with more room between the left and right control consoles.

Tyres / Tracks

The boom swing angle from 45 degrees to the left and 85 degrees to the right for optimized performance when digging piping trenches and side panels.

Dimensions and weight

Unit: mm
MODELSK12SR
a- Max. digging reach3200"
b- Max. digging reach at ground level3120"
c- Max. digging depth1790"
d- Max. digging height3040"
e- Max. dumping clearance2260"
f- Min. dumping clearance870
g- Max. vertical wall digging depth1500"
h- Min. swing radius (at boom swing)1300 (1050)"
i- Dozer blade (height/depth)215/230

Other features

Wrist Rest
Wrist rests fitted to the respective control lever box ensure fatigue-free operation.

Tables

GENERAL
MODELSK12SR
TypeSK12SR-3
PERFORMANCE
Bucket Capacitym 30.028
Travel Speed (high/low)km/h4.0/2.1
Swing Speedmin-1{rpm}10.0
Gradeability% (degree)47 (25)
Drawbar Pulling ForcekN9.32
Bucket Digging ForcekN13.7
Arm Crowding ForcekN6.6
WEIGHT
Machine Masskg1190"
Ground PressurekPa28.0
Shoe TypeRubber
ENGINE
ModelYanmar 3TNV70-WBVB
TypeWater cooled 4-cycle 3-cylinder"
Power Output NET (ISO 9249)kW/min-1(rpm)9.2/2000"
Max. Torque NET (ISO 9249)N •m/min-1(rpm)50.1/1500"
DisplacementL0.854
Fuel TankL12
HYDRAULIC SYSTEM
PumpTwo variable displacement pumps
Max. Discharge FlowL/min2 x 11
Relief Valve Setting MPa20.6
Hydraulic Oil Tank (system)L7.4 (14.3)
DOZER BLADE
Width x Heightmm830/1000 x 215"
Working Ranges (height/depth)mm215/230
SIDE DIGGING MECHANISM
TypeBoom swing
Offset AngleTo the leftdegree45
To the rightdegree85
SK12SRBucket: without Shoe: 230 mm
A1.5 m2.0 mAt Max. Reach
B
2.0 mkg190150
1.5 mkg*220*230150110
1.0 mkg380300*300200140100
0.5 mkg340280230190130100
G. L.kg330270230190140100
-0.5 mkg330270240190160120
-1.0 mkg310260200160

Machine inspection

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Buy & Rent

Mini Excavator Buyers Guide - price ranges of new and used models

At LECTURA we watch information since 40 years and based on this data, we can support you with price lists of used mini excavators, such as Kobelco SK 12 SR 3.

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Compare Kobelco SK 12 SR 3 with similar Mini Excavators

Kobelco SK 12 SR 3

Kobelco SK 12 SR 3

Weight:
1.265 t
Transport length:
3.02 m
Transport width:
1 m
Transport height:
2.25 m
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Transport width:
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Weight:
1.03 t
Transport length:
2.6 m
Transport width:
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Transport height:
1.55 m

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Spare parts & Components

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Transport

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News

Construction News by LECTURA 10.06.2026