Komatsu H285S Excavator

Category: Excavators ➔
Manufacturer: Komatsu ➔
Model: H285S ➔

The Komatsu H285S Excavator is a powerhouse in the construction industry, boasting impressive capabilities and specifications. With a maximum cutting height of 52.9 ft and a bucket capacity of 22.7 cu yd, this excavator offers efficient and productive performance. Equipped with a Turbocharged K2000E engine delivering 1582.5 hp, the H285S ensures optimal power for heavy-duty tasks. From its maximum digging depth of 28.9 ft to a hydraulic pump flow capacity of 951.1 gpm, this excavator is designed to excel in various excavation and loading operations. Operating at an impressive weight of 738548.7 lbs and featuring a swing speed of 3.3 rpm, the Komatsu H285S combines robust construction with advanced technology for unparalleled efficiency on the job site.

See all Komatsu H285Ss for sale

Boom/Stick Excavator Option 1

Max Cutting Height	52.90 ft (16.12 m)
Max Digging Depth	28.90 ft (8.81 m)
Max Loading Height	34.20 ft (10.42 m)
Max Reach Along Ground	55.80 ft (17.01 m)
Max Vertical Wall Digging Depth	6.60 ft (2.01 m)
Shipping Height of Unit	33.50 ft (10.21 m)
Shipping Length of Unit	59.10 ft (18.01 m)

Bucket

Reference Bucket Capacity

22.70 cu yd (17.35 cu m)

Dimensions

Ground Clearance	3.20 ft (0.98 m)
Height - Top of Cab	25.70 ft (7.83 m)
Length of Track on Ground	20.50 ft (6.25 m)
Length of Tracks	27.50 ft (8.38 m)
Removal Counterweight Clearance	9.80 ft (2.99 m)
Upper Structure Ground Clearance	9.80 ft (2.99 m)
Width to Outside of Tracks	21.20 ft (6.46 m)

Engine

Aspiration	Turbocharged
Engine Model	K2000E
Gross Power	1,582.50 hp (1,180.09 kw)
Net Power	1,580.00 hp (1,178.23 kw)
Number of Cylinders	16
Power Measured @	1800 rpm

Loading Shovel

Height to Top of Boom - shovel	25.70 ft (7.83 m)
Max Cutting Height	57.50 ft (17.53 m)
Max Dig Depth	10.40 ft (3.17 m)
Max Dig Reach	48.30 ft (14.72 m)
Max Dump Height	41.70 ft (12.71 m)
Overall Length - shovel	46.60 ft (14.20 m)

Operating Specifications

Fuel Capacity	1,207.30 gal (4,569.63 l)
Hydraulic Pump Flow Capacity	951.10 gpm (3,599.91 lpm)
Hydraulic System Fluid Capacity	782.00 gal (2,959.87 l)
Hydraulic System Relief Valve Pressure	4495 psi
Operating Weight	738,548.70 lbs (335,000.47 kg)
Swing Speed	3.3 rpm

Swing Mechanism

Swing Speed

3.3 rpm

Undercarriage

Ground Pressure	28 psi
Loading Shovel Ground Pressure	28 psi
Loading Shovel Operating Weight	738,548.60 lbs (335,000.43 kg)
Loading Shovel Shoe Width	47.30 in (120.14 cm)
Shoe Size	47.30 in (120.14 cm)
Track Gauge	17.30 ft (5.27 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