Komatsu · Mini Excavator

Komatsu PC40R-8 Specs

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Komatsu

Overview

The Komatsu PC40R-8 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 38 hp, operating weight of 9,458 lb, working depth of 11.16 ft, reach of 18.25 ft, capacity of 0.2 yd³ and travel speed of 2.9 mph. This model can be reviewed for excavation, trenching, loading, site preparation, and fleet comparison workflows. Use the full specifications table to compare the Komatsu PC40R-8 against similar mini excavator models by power, weight, capacity, dimensions, speed, and other technical values.

Key Specifications

Operating Weight
9,457.90
lb

Gross Power
38
hp

Max Digging Depth
11.16
ft

Reference Bucket Capacity
0.20
yd3

Full Specifications

33 specs

Dimensions

Boom/Stick Option (Hex) 1 Boom 9'0" (2755mm)/Stick 4'6" (1380mm)

Ground Clearance 1.02 ft / 0.31 m

Height to Top of Cab 8.35 ft / 2.55 m

Length of Track on Ground 6.37 ft / 1.94 m

Max Cutting Height 18.43 ft / 5.62 m

Max Digging Depth 11.16 ft / 3.40 m

Max Loading Height 12.87 ft / 3.92 m

Max Reach Along Ground 18.25 ft / 5.56 m

Max Vertical Wall Digging Depth 8.86 ft / 2.70 m

Removal Counterweight Clearance 2 lb / 1 kg

Shipping Height Of Unit 8.06 ft / 2.46 m

Shipping Length Of Unit 17.85 ft / 5.44 m

Tail Swing Radius 4.65 ft / 1.42 m

Width To Outside Of Tracks 6.57 ft / 2.00 m

Engine

Displacement 122 cu in / 2.0 L

Engine Make 2238

Engine Model 4D84E

Fuel Capacity 13.30 gal / 50.3 L

Gross Power 38 hp / 28.3 kW

Hydraulic Pump Flow Capacity 35.70 gal/min / 135.1 L/min

Hydraulic System Fluid Capacity 8.80 gal / 33.3 L

Hydraulic System Relief Valve Pressure 3,560 psi / 245.5 bar

Maximum Bucket Capacity 0.30 yd³ / 0.23 m³

Minimum Bucket Capacity 0.10 yd³ / 0.08 m³

Number of Cylinders 4

Operating Weight 9,458 lb / 4,290 kg

Power Measured @ 2,500 rpm

Reference Bucket Capacity 0.20 yd³ / 0.15 m³

Swing Speed 9 deg

Undercarriage

Ground Pressure 4 psi / 0.2 bar

Max Travel Speed 2.86 mph / 4.6 km/h

Shoe Size 15.75 in / 400 mm

Track Gauge 5.25 ft / 1.60 m

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Frequently Asked Questions

What is the operating weight of the Komatsu PC40R-8? +

The Komatsu PC40R-8 has an operating weight of 9,458 lb (4,290 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 PC40R-8 engine? +

The Komatsu PC40R-8 produces 38 hp (28.3 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 PC40R-8? +

The Komatsu PC40R-8 has a maximum digging depth of 11.16 ft (3.40 m). This makes it suitable for trenching, foundation work, and other excavation tasks requiring vertical reach.

What is the maximum reach of the Komatsu PC40R-8? +

The Komatsu PC40R-8 has a maximum reach along the ground of 18.25 ft (5.56 m), allowing it to work effectively across wide areas without repositioning.

What is the travel speed of the Komatsu PC40R-8? +

The Komatsu PC40R-8 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 PC40R-8 compare to similar Mini Excavator models? +

You can compare the Komatsu PC40R-8 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.