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Hitachi EX120 Excavator

Hitachi EX120 Excavator

The HITACHI EX120 Excavator is a powerful and versatile piece of heavy machinery that is widely used in a variety of construction and industrial applications. This excavator is designed for maximum efficiency and productivity, and is able to handle a wide range of digging and excavation tasks with ease. One of the key features of the HITACHI EX120 Excavator is its advanced hydraulic system. This system provides precise control over the excavator’s movements, allowing for smooth and efficient digging and excavation. The excavator is also equipped with a variety of attachments, such as buckets and hammers, that can be easily swapped out depending on the task at hand.

The HITACHI EX120 Excavator is also designed for maximum safety and operator comfort. The cab of the excavator is spacious and well-ventilated, and is equipped with a variety of controls and displays that make it easy for the operator to monitor and control the excavator’s movements. Additionally, the excavator is equipped with a variety of safety features, such as a seatbelt and emergency shut-off switches, to protect the operator in the event of an accident.

Hitachi EX120 Excavator


long reach

Long Reach Arms

The HAWK Long Reach Arms Package is an excellent addition to any standard excavator for deep foundation excavation, industrial demolition, deeper or more precise dredging, large digging projects, barge unloading, tank cleaning, and for any.. read more

HAWK Excavator Amphibious Undercarriage

Amphibious  Undercarriage

The HAWK Amphibious Undercarriage is an excavator that you can use in inaccessible places. Install our amphibious undercarriage and tracks package and easily be able to dredge and excavate from land, sea, or swamp,.. read more


RTK GPS Dredge & Dig System

The HAWK RTK GPS Dredge & Dig System is an efficient and accurate dredging equipment and you always know where you’re dredging with our new RTK GPS system that can be attached to a dredge.. read more


HAWK Hydraulic Breaker Hammer

Hydraulic Breaker Hammers

The HAWK hydraulic breaker hammer is essential in mining, demolitions, excavations, and quarries as it chips away large boulders and concrete structures. Most contractors prefer using the hydraulic hammer breaker because of its high performance,.. read more

HAWK General Duty Bucket

General Digging Buckets

HAWK Excavator general digger bucket is made for light-duty operations like loading, excavation, and earthmoving gravel, loose rock, sand, and earth. This skid steer digging bucket is also ideal for the large-capacity workload like deep earth.. read more

HAWK Clamshell Bucket

HAWK Capacity Clamshell Buckets

The HAWK excavator clamshell bucket and rotating clamshell bucket is best for dredging and material re-handling. These clamshell buckets are capable of picking up 1 y³ of material. The rotating clamshell bucket 360-degrees of rotation… read more

HAWK Excavator Grapples

HAWK excavator grapples are an excellent alternative to excavator buckets, converting the latter into machines fit for demolition site cleanups, sorting trash, and handling loose materials. HAWK offers different excavator grapples for different applications.


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Boom/Stick Excavator Option 1

Max Cutting Height27.4 ft (8 m)
Max Digging Depth17 ft (5 m)
Max Loading Height19.5 ft (6 m)
Max Reach Along Ground25.5 ft (8 m)
Max Vertical Wall Digging Depth15.3 ft (5 m)
Shipping Height of Unit9 ft (3 m)
Shipping Length of Unit24.9 ft (7 m)

Boom/Stick Excavator Option 2

Max Cutting Height28.1 ft (9 m)
Max Digging Depth18.3 ft (5 m)
Max Loading Height20.2 ft (6 m)
Max Reach Along Ground26.8 ft (8 m)
Max Vertical Wall Digging Depth16.5 ft (5 m)
Shipping Height of Unit9 ft (3 m)
Shipping Length of Unit24.9 ft (7 m)

Boom/Stick Excavator Option 3

Max Cutting Height29.2 ft (9 m)
Max Digging Depth19.9 ft (6 m)
Max Loading Height21.3 ft (6 m)
Max Reach Along Ground28.3 ft (9 m)
Max Vertical Wall Digging Depth18 ft (5 m)
Shipping Height of Unit9 ft (3 m)
Shipping Length of Unit25 ft (8 m)


Maximum Bucket Capacity0.9 cu yds (0 m)
Minimum Bucket Capacity0.3 cu yds (0 m)
Reference Bucket Capacity0.4 cu yds (0 m)


Ground Clearance1.5 ft (0 m)
Height – Top of Cab9 ft (3 m)
Length of Track on Ground9.5 ft (3 m)
Removal Counterweight Clearance3 ft (1 m)
Tail Swing Radius7 ft (2 m)
Width to Outside of Tracks8.2 ft (2 m)


Displacement264 cu in (0 m)
Engine ModelA-4BG1T
Max Torque231.6 lbs/ft
Net Power81 hp (60 kw)
Power Measured @2100 rpm
Torque Measured @1600 rpm
Operating Specifications

Operating Specifications

Cooling System Fluid Capacity4.9 gal (15 l)
Engine Oil Capacity4.3 gal (15 l)
Fuel Capacity66.1 gal (250 l)
Hydraulic Pump Flow Capacity50.2 gal/min (189 l/min)
Hydraulic System Fluid Capacity35.4 gal (132 l)
Hydraulic System Relief Valve Pressure4980 psi
Operating Weight26000 lbs (11,794 kg)
Swing Drive Fluid Capacity0.9 gal (0 l)

Swing Mechanism

Swing Speed12.7 rpm


Ground Pressure5.4 psi
Max Travel Speed3.5 mph (5 kph)
Number of Carrier Rollers per Side1
Number of Shoes per Side44
Number of Track Rollers per Side7
Shoe Size19.7 in (48 cm)
Track Gauge6.6 ft (2 m)

Frequently Asked Questions

What is the operating weight of the Hitachi EX120 Excavator?

The Hitachi EX120 typically has an operating weight of approximately 12,000 kg, but this can vary slightly depending on specific model variations and configurations.

What is the digging depth capability of the Hitachi EX120?

The Hitachi EX120 Excavator can typically dig to depths of up to 5.5 meters, depending on the arm and bucket configuration.

How much horsepower does the Hitachi EX120 produce?

The engine in the Hitachi EX120 produces approximately 81 horsepower.

What type of hydraulic system is used in the Hitachi EX120?

The EX120 uses Hitachi’s proprietary hydraulic technology, featuring multiple pumps and valves that optimize hydraulic flow for smooth operation and efficient digging performance.

Can the Hitachi EX120 be used for attachments?

Yes, the Hitachi EX120 can be fitted with various attachments such as hammers, grapples, and augers, making it versatile for different types of jobs.

What is the fuel tank capacity of the Hitachi EX120?

The fuel tank capacity of the Hitachi EX120 is approximately 250 liters, allowing for extended operation periods before refueling.

What are the dimensions of the Hitachi EX120?

The EX120 typically measures about 7.5 meters in length, 2.5 meters in width, and 2.7 meters in height, but dimensions can vary slightly by model.

How is the operator’s comfort addressed in the Hitachi EX120?

The cab of the EX120 is designed for operator comfort, featuring ergonomic controls, adjustable seating, and excellent visibility. It also includes air conditioning and heating options.

What are some common maintenance tips for the Hitachi EX120?

Regular maintenance should include checking hydraulic fluid levels, engine oil and filter changes, inspecting undercarriage components, and ensuring that all moving parts are well-lubricated.

What kind of projects is the Hitachi EX120 best suited for?

The Hitachi EX120 is ideal for mid-sized construction projects, landscaping, and utility work, offering a good balance between power and precision for a variety of excavation tasks.