Komatsu PC20 MRx Mini Excavator Specs

Category: Mini Excavators ➔
Manufacturer: Komatsu ➔
Model: PC20 MRx ➔

The Komatsu PC20 MRx Mini Excavator is a compact and versatile machine designed for a wide range of excavation tasks. With a maximum digging depth of 9 feet, a powerful 19 hp engine, and a hydraulic pump flow capacity of 15.8 gpm, this excavator delivers efficient performance in a variety of job sites. Its compact dimensions and low operating weight of 4982.5 lbs make it easy to transport and maneuver in tight spaces. Whether you need to cut, dig, load, or reach, the Komatsu PC20 MRx is a reliable choice for your excavation needs.

Boom/Stick Excavator Option 1

Komatsu PC20 MRx Mini Excavator Boom/Stick Excavator Option 1 specifications
Max Cutting Height	12.70 ft (3.87 m)
Max Digging Depth	7.80 ft (2.38 m)
Max Loading Height	8.50 ft (2.59 m)
Max Reach Along Ground	13.60 ft (4.15 m)
Max Vertical Wall Digging Depth	6.70 ft (2.04 m)
Shipping Height of Unit	7.90 ft (2.41 m)
Shipping Length of Unit	12.90 ft (3.93 m)

Boom/Stick Excavator Option 2

Komatsu PC20 MRx Mini Excavator Boom/Stick Excavator Option 2 specifications
Max Cutting Height	13.10 ft (3.99 m)
Max Digging Depth	9.00 ft (2.74 m)
Max Loading Height	8.90 ft (2.71 m)
Max Reach Along Ground	14.60 ft (4.45 m)
Max Vertical Wall Digging Depth	7.70 ft (2.35 m)
Shipping Height of Unit	7.90 ft (2.41 m)
Shipping Length of Unit	12.90 ft (3.93 m)

Dimensions

Komatsu PC20 MRx Mini Excavator Dimensions specifications
Height - Top of Cab	8.00 ft (2.44 m)
Tail Swing Radius	2.70 ft (0.82 m)
Width to Outside of Tracks	4.80 ft (1.46 m)

Engine

Komatsu PC20 MRx Mini Excavator Engine specifications
Aspiration	Natural
Displacement	61.40 cu in (1,006.17 cu cm)
Engine Model	3D74E-N3A
Net Power	19.00 hp (14.17 kw)
Power Measured @	2600 rpm

Operating Specifications

Komatsu PC20 MRx Mini Excavator Operating Specifications specifications
Cooling System Fluid Capacity	1.50 gal (5.68 l)
Engine Oil Capacity	1.10 gal (4.16 l)
Fuel Capacity	6.70 gal (25.36 l)
Hydraulic Pump Flow Capacity	15.80 gpm (59.80 lpm)
Hydraulic System Fluid Capacity	5.60 gal (21.20 l)
Hydraulic System Relief Valve Pressure	3045.8 psi
Operating Weight	4,982.50 lbs (2,259.64 kg)

Swing Mechanism

Komatsu PC20 MRx Mini Excavator Swing Mechanism specifications
Swing Speed	9.3 rpm

Undercarriage

Komatsu PC20 MRx Mini Excavator Undercarriage specifications
Ground Pressure	4.6 psi
Max Travel Speed	3.00 mph (4.83 kph)
Shoe Size	9.90 in (25.15 cm)
Track Gauge	4.00 ft (1.22 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