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Komatsu PC128US-2 Excavator

The Komatsu PC128US-2 Excavator offers powerful performance and versatility for various digging, loading, and reaching tasks. With multiple boom/stick options providing impressive cutting heights, digging depths, and loading heights, this excavator is designed to handle a wide range of applications. Its compact design and dimensions make it suitable for navigating job sites with limited space, while the reliable engine and hydraulic system ensure efficient operation. Overall, the PC128US-2 is a robust machine that delivers excellent productivity and durability for construction and excavation projects.


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General Specifications

Boom/Stick Excavator Option 1

Max Cutting Height29 ft (9 m)
Max Digging Depth17 ft (5 m)
Max Loading Height22 ft (7 m)
Max Reach Along Ground25 ft (8 m)
Max Vertical Wall Digging Depth15 ft (4 m)
Shipping Height of Unit9 ft (3 m)
Shipping Length of Unit24 ft (7 m)

Boom/Stick Excavator Option 2

Max Cutting Height30 ft (9 m)
Max Digging Depth18 ft (5 m)
Max Loading Height23 ft (7 m)
Max Reach Along Ground27 ft (8 m)
Max Vertical Wall Digging Depth16 ft (5 m)
Shipping Height of Unit9 ft (3 m)
Shipping Length of Unit24 ft (7 m)

Boom/Stick Excavator Option 3

Max Cutting Height32 ft (10 m)
Max Digging Depth19 ft (6 m)
Max Loading Height24 ft (7 m)
Max Reach Along Ground28 ft (9 m)
Max Vertical Wall Digging Depth18 ft (5 m)
Shipping Height of Unit11 ft (3 m)
Shipping Length of Unit23 ft (7 m)

Bucket

Maximum Bucket Capacity1 cu yd (1 cu m)
Minimum Bucket Capacity1 cu yd (0 cu m)
Reference Bucket Capacity1 cu yd (0 cu m)

Dimensions

Digging Depth19 ft (6 m)
Digging Reach19 ft (6 m)
Ground Clearance1 ft (0 m)
Height - Top of Cab9 ft (3 m)
Length of Track on Ground9 ft (3 m)
Removal Counterweight Clearance3 ft (1 m)
Tail Swing Radius5 ft (1 m)
Width to Outside of Tracks8 ft (2 m)

Engine

AspirationTurbochaged
Displacement239 cu in (3,921 cu cm)
Engine ModelS4D102E
Power Measured @2200 rpm

Operating Specifications

Alternator Supplied Amperage25 amps
Cooling System Fluid Capacity5 gal (19 l)
Engine Oil Capacity5 gal (17 l)
Fuel Capacity53 gal (200 l)
Hydraulic Pump Flow Capacity60 gpm (226 lpm)
Hydraulic System Fluid Capacity18 gal (69 l)
Hydraulic System Relief Valve Pressure5050 psi
Operating Voltage24 volts
Swing Drive Fluid Capacity1 gal (3 l)

Swing Mechanism

Swing Speed11 rpm

Undercarriage

Drawbar Pull24,729 lbs (11,217 kg)
Ground Pressure6.3 psi
Max Travel Speed3 mph (5 kph)
Number of Carrier Rollers per Side1
Number of Shoes per Side42
Number of Track Rollers per Side7
Shoe Size20 in (50 cm)
Track Gauge7 ft (2 m)