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Current number of specifications

Komatsu PC40MRX-1 Mini Excavator

Selected Dimensions

Boom/Stick Option (HEX) 1
A. Shipping Length of Unit17.1 ft in5215 mm
C. Shipping Height of Unit8.5 ft in2590 mm
I. Max Cutting Height17 ft in5190 mm
J. Max Loading Height11.6 ft in3530 mm
K. Max Reach Along Ground18.1 ft in5510 mm
L. Max Vertical Wall Digging Depth8.9 ft in2700 mm
M. Max Digging Depth11.2 ft in3400 mm
B. Width to Outside of Tracks6.4 ft in1960 mm
D. Length of Track on Ground6.4 ft in1940 mm
E. Ground Clearance1 ft in315 mm
G. Height to Top of Cab8.5 ft in2590 mm
H. Tail Swing Radius3.5 ft in1060 mm
O. Counterweight Clearance2.1 ft in640 mm
F. Track Gauge5.1 ft in1560 mm
N. Shoe Size15.7 in400 mm


Gross Power38 hp28.3 kw
Power Measured @2500 rpm
Displacement121.7 cu in2 L
Number of Cylinders3
Operating Weight9876.7 lb4480 kg
Fuel Capacity15.9 gal60 L
Hydrauilc System Fluid Capacity18 gal68 L
Hydraulic System Relief Valve Pressure3770 psi25993.2 kPa
Hydraulic Pump Flow Capacity29.1 gal/min110 L/min
Swing Mechanism
Swing Speed9 rpm
Shoe Size15.7 in400 mm
Ground Pressure3.8 psi26.2 kPa
Max Travel Speed2.7 mph4.3 km/h
Track Gauge5.1 ft in1560 mm
Reference Bucket Capacity0.18 yd30.14 m3
Minimum Bucket Capacity0.07 yd30.06 m3
Maximum Bucket Capacity0.24 yd30.18 m3
Boom/Stick Option (HEX) 1
Boom/Stick Option (HEX) 1Boom 8'10" (2695mm)/Stick 4'6" (1380mm)
Shipping Height of Unit8.5 ft in2590 mm
Shipping Length of Unit17.1 ft in5215 mm
Max Digging Depth11.2 ft in3400 mm
Max Reach Along Ground18.1 ft in5510 mm
Max Cutting Height17 ft in5190 mm
Max Loading Height11.6 ft in3530 mm
Max Vertical Wall Digging Depth8.9 ft in2700 mm
Width to Outside of Tracks6.4 ft in1960 mm
Height to Top of Cab8.5 ft in2590 mm
Ground Clearance1 ft in315 mm
Counterweight Clearance2.1 ft in640 mm
Tail Swing Radius3.5 ft in1060 mm
Length of Track on Ground6.4 ft in1940 mm