Southeast Asia, the Middle East, Africa, Russia, Taiwan 7120S


Main Specifications (Model: 7120S)

Crane Boom

Max. Lifting Capacity 120 t × 5.0 m
Max. Length 61.0 m

Fixed Jib

Max. Lifting Capacity 12.0 t × 28.0 m
Max. Combination 61.0 m + 30.5 m

Long Boom

Max. Lifting Capacity 24.0 t x 16.0 m
Max. Length 79.2 m

Tower Jib

Max. Lifting Capacity 20.0 t x 15.0 m
Max. Jib Length 44.2 m
Max. Combination 51.7 m + 44.2 m

Main & Aux. Winch

Max. Line Speed (1st layer) 120 m/min
Rated Line Pull (Single line) 118 kN {12.0 tf}
Wire Rope Diameter 26 mm × 275 m
Wire Rope Length 275m (Main), 255 m (Aux.)
Brake Type Wet-type multiple disc brake (Optional)

Working Speed

Swing Speed 2.1 min-1 {rpm}
Travel Speed 1.3 / 0.9 km/h

Power Plant

Model HINO P11C-VH
Engine Output 271 kW / 1,850 min-1
Fuel Tank Capacity 400 L

Hydraulic System

Main Pumps 4 variable displacement
Max. Pressure 31.9 MPa {325 kgf/cm2}
Oil Quantity (at the reference level) 455 L


Operating Weight * 120 t
Ground Pressure 93.6 kPa
Counterweight 53,110 kg
Transport Weight ** 34,800 kg

Units are SI units. { } indicates conventional units.
Line speeds in table are for light loads. Line speed varies with load.
* Including upper and lower machine, 53.1 ton counterweight, basic boom, hook,and other accessories.
** Base Machine with boom base gantry, wire ropes (front/rear/boom hoist)

General Dimensions


Unit : mm

Catalog Download


Color catalog

PDF format(5.0MB)


Spec catalog

PDF format(3.7MB)

Get Adobe Acrobat Reader

Download free Adobe Acrobat Reader to view PDFs in this website.

This page may contain attachments and optional equipment that are not available in your area. And it may contain photographs of machines with specifications that differ from those of machines sold in your areas.Please consult your nearest Kobelco distributor for those items you require.Due to our policy of continuous product improvements all designs and specifications are subject to change without advance notice.