Komatsu · Midi Excavator

Komatsu PC55MR-3 Midi Excavator Specs

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Komatsu

Overview

The Komatsu PC55MR-3 Midi Excavator is a midi 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 38 hp, operating weight of 11,376 lb, working depth of 12.47 ft, reach of 19.92 ft, travel speed of 2.9 mph and fuel capacity of 17.2 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 PC55MR-3 Midi Excavator against similar midi excavator models by power, weight, capacity, dimensions, speed, and other technical values.

Key Specifications

Operating Weight
11,375.90
lb

Net Power
38.20
hp

Max Digging Depth
12.47
ft

Full Specifications

33 specs

Dimensions

Boom/Stick Option (Hex) 1 Arm 1640mm 5\'4\"

Height to Top of Cab 8.37 ft / 2.55 m

Max Cutting Height 19.51 ft / 5.95 m

Max Digging Depth 12.47 ft / 3.80 m

Max Loading Height 13.88 ft / 4.23 m

Max Reach Along Ground 19.92 ft / 6.07 m

Max Vertical Wall Digging Depth 9.91 ft / 3.02 m

Shipping Height Of Unit 8.37 ft / 2.55 m

Shipping Length Of Unit 18.21 ft / 5.55 m

Tail Swing Radius 3.48 ft / 1.06 m

Width To Outside Of Tracks 6.44 ft / 1.96 m

Engine

Alternator Supplied Amperage 40 A

Cooling System Fluid Capacity 2.30 gal / 8.7 L

Displacement 134 cu in / 2.2 L

Engine Make 2238

Engine Model 4D88E-6

Engine Oil Capacity 2 gal / 7.6 L

Fuel Capacity 17.20 gal / 65.1 L

Hydraulic Pump Flow Capacity 37.20 gal/min / 140.8 L/min

Hydraulic System Fluid Capacity 5.30 gal / 20.1 L

Hydraulic System Relief Valve Pressure 3,840 psi / 264.8 bar

Net Power 38 hp / 28.5 kW

Operating Weight 11,376 lb / 5,160 kg

Operational Voltage 12 V

Power Measured @ 2,400 rpm

Swing Speed 9 deg

Undercarriage

Drawbar Pull 8,770 lb / 3,978 kg

Ground Pressure 4 psi / 0.3 bar

Max Travel Speed 2.86 mph / 4.6 km/h

Number Of Carrier Rollers Per Side 1

Number of Track Rollers per Side 4

Shoe Size 15.75 in / 400 mm

Track Gauge 5.12 ft / 1.56 m

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Frequently Asked Questions

What is the operating weight of the Komatsu PC55MR-3 Midi Excavator? +

The Komatsu PC55MR-3 Midi Excavator has an operating weight of 11,376 lb (5,160 kg). This places it in a class suited for midi excavator applications where ground pressure and transport weight are key considerations.

How powerful is the Komatsu PC55MR-3 Midi Excavator engine? +

The Komatsu PC55MR-3 Midi Excavator produces 38 hp (28.5 kW) of engine power. This output is typical for its weight class and designed to handle demanding Midi Excavator work cycles efficiently.

What is the maximum digging depth of the Komatsu PC55MR-3 Midi Excavator? +

The Komatsu PC55MR-3 Midi Excavator has a maximum digging depth of 12.47 ft (3.80 m). This makes it suitable for trenching, foundation work, and other excavation tasks requiring vertical reach.

What is the maximum reach of the Komatsu PC55MR-3 Midi Excavator? +

The Komatsu PC55MR-3 Midi Excavator has a maximum reach along the ground of 19.92 ft (6.07 m), allowing it to work effectively across wide areas without repositioning.

What is the travel speed of the Komatsu PC55MR-3 Midi Excavator? +

The Komatsu PC55MR-3 Midi Excavator has a maximum travel speed of 2.9 mph (4.6 km/h), enabling efficient movement between work areas on the job site.

How does the Komatsu PC55MR-3 Midi Excavator compare to similar Midi Excavator models? +

You can compare the Komatsu PC55MR-3 Midi Excavator 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.