Komatsu · Hydraulic Excavator

Komatsu H285S Specs

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Komatsu

Overview

The Komatsu H285S is a hydraulic excavator listed in the Heavy Equipment Hub equipment database with structured specifications for comparison, research, and machine selection. Key specification points include engine power of 1,583 hp, operating weight of 738,549 lb, working depth of 28.88 ft, reach of 55.78 ft, travel speed of 1.3 mph and fuel capacity of 1,207.3 gal. This model can be reviewed for excavation, trenching, loading, site preparation, and fleet comparison workflows. Use the full specifications table to compare the Komatsu H285S against similar hydraulic excavator models by power, weight, capacity, dimensions, speed, and other technical values.

Key Specifications

Operating Weight
738,548.70
lb

Gross Power
1,582.50
hp

Max Digging Depth
28.88
ft

Full Specifications

30 specs

Dimensions

Boom/Stick Option (Hex) 1 Boom 30'10" (9400mm)/Stick 14'9" (4500mm)

Ground Clearance 3.15 ft / 0.96 m

Height to Top of Cab 25.63 ft / 7.81 m

Length of Track on Ground 20.49 ft / 6.25 m

Max Cutting Height 52.83 in / 1,342 mm

Max Digging Depth 28.88 ft / 8.80 m

Max Loading Height 34.13 ft / 10.40 m

Max Reach Along Ground 55.78 ft / 17.00 m

Max Vertical Wall Digging Depth 6.57 ft / 2.00 m

Removal Counterweight Clearance 10 lb / 4 kg

Shipping Height Of Unit 33.47 ft / 10.20 m

Shipping Length Of Unit 59.06 in / 1,500 mm

Tail Swing Radius 21.43 ft / 6.53 m

Width To Outside Of Tracks 21.17 ft / 6.45 m

Engine

Displacement 3,070 cu in / 50.3 L

Engine Make 2347

Engine Model K2000E

Fuel Capacity 1,207.30 gal / 4,570.1 L

Gross Power 1,583 hp / 1,180.1 kW

Hydraulic Pump Flow Capacity 951.10 gal/min / 3,600.3 L/min

Hydraulic System Fluid Capacity 782 gal / 2,960.2 L

Hydraulic System Relief Valve Pressure 4,495 psi / 309.9 bar

Number of Cylinders 16

Operating Weight 738,549 lb / 335,000 kg

Power Measured @ 1,800 rpm

Swing Speed 3.30 deg

Undercarriage

Ground Pressure 28 psi / 1.9 bar

Max Travel Speed 1.25 mph / 2.0 km/h

Shoe Size 47.25 in / 1,200 mm

Track Gauge 17.23 ft / 5.25 m

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Frequently Asked Questions

What is the operating weight of the Komatsu H285S? +

The Komatsu H285S has an operating weight of 738,549 lb (335,000 kg). This places it in a class suited for hydraulic excavator applications where ground pressure and transport weight are key considerations.

How powerful is the Komatsu H285S engine? +

The Komatsu H285S produces 1,583 hp (1,180.1 kW) of engine power. This output is typical for its weight class and designed to handle demanding Hydraulic Excavator work cycles efficiently.

What is the maximum digging depth of the Komatsu H285S? +

The Komatsu H285S has a maximum digging depth of 28.88 ft (8.80 m). This makes it suitable for trenching, foundation work, and other excavation tasks requiring vertical reach.

What is the maximum reach of the Komatsu H285S? +

The Komatsu H285S has a maximum reach along the ground of 55.78 ft (17.00 m), allowing it to work effectively across wide areas without repositioning.

What is the travel speed of the Komatsu H285S? +

The Komatsu H285S has a maximum travel speed of 1.3 mph (2.0 km/h), enabling efficient movement between work areas on the job site.

How does the Komatsu H285S compare to similar Hydraulic Excavator models? +

You can compare the Komatsu H285S side by side with any other model using the Heavy Equipment Hub compare tool. Key comparison points include engine power, operating weight, digging depth, hydraulic flow, and overall dimensions.