Komatsu · Mini Excavator

Komatsu PC20 MRx Specs

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Komatsu

Overview

The Komatsu PC20 MRx is a mini 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 19 hp, operating weight of 4,983 lb, working depth of 7.75 ft, reach of 13.51 ft, travel speed of 3.0 mph and fuel capacity of 6.7 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 PC20 MRx against similar mini excavator models by power, weight, capacity, dimensions, speed, and other technical values.

Key Specifications

Operating Weight
4,982.50
lb

Net Power
19
hp

Max Digging Depth
7.75
ft

Full Specifications

30 specs

Dimensions

Boom/Stick Option (Hex) 1 arm w/ stick 930mm

Height to Top of Cab 7.91 ft / 2.41 m

Max Cutting Height 12.62 ft / 3.85 m

Max Digging Depth 7.75 ft / 2.36 m

Max Loading Height 8.47 ft / 2.58 m

Max Reach Along Ground 13.51 ft / 4.12 m

Max Vertical Wall Digging Depth 6.63 ft / 2.02 m

Shipping Height Of Unit 7.90 ft / 2.41 m

Shipping Length Of Unit 12.89 ft / 3.93 m

Tail Swing Radius 2.63 ft / 0.80 m

Width To Outside Of Tracks 4.76 ft / 1.45 m

arm w/ stick 930mm 2

Engine

-- Caterpillar 302 CR

Cooling System Fluid Capacity 1.50 gal / 5.7 L

Displacement 61 cu in / 1.0 L

Engine Make 2238

Engine Model 3D74E-N3A

Engine Oil Capacity 1.10 gal / 4.2 L

Fuel Capacity 6.70 gal / 25.4 L

Hydraulic Pump Flow Capacity 15.80 gal/min / 59.8 L/min

Hydraulic System Fluid Capacity 5.60 gal / 21.2 L

Hydraulic System Relief Valve Pressure 3,046 psi / 210.0 bar

Net Power 19 hp / 14.2 kW

Operating Weight 4,983 lb / 2,260 kg

Power Measured @ 2,600 rpm

Swing Speed 9.30 deg

Undercarriage

Ground Pressure 5 psi / 0.3 bar

Max Travel Speed 2.99 mph / 4.8 km/h

Shoe Size 9.85 in / 250 mm

Track Gauge 3.94 ft / 1.20 m

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Frequently Asked Questions

What is the operating weight of the Komatsu PC20 MRx? +

The Komatsu PC20 MRx has an operating weight of 4,983 lb (2,260 kg). This places it in a class suited for mini excavator applications where ground pressure and transport weight are key considerations.

How powerful is the Komatsu PC20 MRx engine? +

The Komatsu PC20 MRx produces 19 hp (14.2 kW) of engine power. This output is typical for its weight class and designed to handle demanding Mini Excavator work cycles efficiently.

What is the maximum digging depth of the Komatsu PC20 MRx? +

The Komatsu PC20 MRx has a maximum digging depth of 7.75 ft (2.36 m). This makes it suitable for trenching, foundation work, and other excavation tasks requiring vertical reach.

What is the maximum reach of the Komatsu PC20 MRx? +

The Komatsu PC20 MRx has a maximum reach along the ground of 13.51 ft (4.12 m), allowing it to work effectively across wide areas without repositioning.

What is the travel speed of the Komatsu PC20 MRx? +

The Komatsu PC20 MRx has a maximum travel speed of 3.0 mph (4.8 km/h), enabling efficient movement between work areas on the job site.

How does the Komatsu PC20 MRx compare to similar Mini Excavator models? +

You can compare the Komatsu PC20 MRx 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.