Komatsu PC120 Excavator Specs

Category: Excavators ➔
Manufacturer: Komatsu ➔
Model: PC120 ➔

The Komatsu PC120 Excavator offers exceptional performance and versatility for a variety of excavation tasks. With a max cutting height of 25.3 feet and a digging depth of 19.5 feet, this machine is capable of tackling challenging projects with ease. Powered by a turbocharged engine generating 90 horsepower, the PC120 ensures efficient operation with a hydraulic pump flow capacity of 85.4 gallons per minute. Its compact dimensions and agile undercarriage make it ideal for navigating tight job sites while maintaining impressive stability. Discover the capabilities of the Komatsu PC120 Excavator for your next construction project.

Boom/Stick Excavator Option 1

Komatsu PC120 Excavator Boom/Stick Excavator Option 1 specifications
Max Cutting Height	24.80 ft (7.56 m)
Max Digging Depth	16.50 ft (5.03 m)
Max Loading Height	17.20 ft (5.24 m)
Max Reach Along Ground	24.80 ft (7.56 m)
Max Vertical Wall Digging Depth	13.80 ft (4.21 m)
Shipping Height of Unit	8.80 ft (2.68 m)
Shipping Length of Unit	24.60 ft (7.50 m)

Boom/Stick Excavator Option 2

Komatsu PC120 Excavator Boom/Stick Excavator Option 2 specifications
Max Cutting Height	25.30 ft (7.71 m)
Max Digging Depth	19.50 ft (5.94 m)
Max Loading Height	18.30 ft (5.58 m)
Max Reach Along Ground	27.40 ft (8.35 m)
Max Vertical Wall Digging Depth	15.40 ft (4.69 m)

Dimensions

Komatsu PC120 Excavator Dimensions specifications
Ground Clearance	1.40 ft (0.43 m)
Height - Top of Cab	8.80 ft (2.68 m)
Length of Track on Ground	8.50 ft (2.59 m)
Removal Counterweight Clearance	3.00 ft (0.91 m)
Tail Swing Radius	7.30 ft (2.23 m)
Width to Outside of Tracks	8.00 ft (2.44 m)

Engine

Komatsu PC120 Excavator Engine specifications
Aspiration	turbocharged
Displacement	264.30 cu in (4,331.11 cu cm)
Engine Model	S4D105-5
Net Power	90.00 hp (67.11 kw)

Operating Specifications

Komatsu PC120 Excavator Operating Specifications specifications
Fuel Capacity	60.80 gal (230.13 l)
Hydraulic Pump Flow Capacity	85.40 gpm (323.24 lpm)
Hydraulic System Fluid Capacity	38.40 gal (145.34 l)
Hydraulic System Relief Valve Pressure	2500 psi
Operating Weight	25,350.00 lbs (11,498.58 kg)

Swing Mechanism

Komatsu PC120 Excavator Swing Mechanism specifications
Swing Speed	12 rpm

Undercarriage

Komatsu PC120 Excavator Undercarriage specifications
Ground Pressure	6 psi
Max Travel Speed	2.30 mph (3.70 kph)
Shoe Size	18.90 in (48.01 cm)
Track Gauge	6.40 ft (1.95 m)

Our Main Office

Construction Equipment Guide
470 Maryland Drive
Fort Washington, PA 19034
800-523-2200

About Us

Construction Equipment Guide covers the nation with its four regional newspapers, offering construction and industry news and information along with new and used construction equipment for sale from dealers in your area. Now we extend those services and information to the internet. Making it as easy as possible to find the news and equipment that you need and want.

Contents Copyrighted 2026, by Construction Equipment Guide, which is a Registered Trademark, registered in the U.S. Patent Office. Registration number 0957323. All rights reserved, nothing may be reprinted or reproduced (including framing) in whole or part without written permission from the publisher. All editorial material, photographs, drawings, letters, and other material will be treated as unconditionally assigned for publication and copyright purposes and are subject to Construction Equipment Guide’s unrestricted right to edit and comment editorially. Contributor articles do not necessarily reflect the policy or opinions of this publication.

Read our privacy policy here.
Mastodon