Kubota KX030-4 Excavator : Price, Specs, Buyers Guide

Kubota KX030-4

The Kubota KX030-4 is a compact excavator designed for landscape and construction operators. It was introduced in January 2023 as the newest addition to Kubota’s compact excavator line up.

The KX030-4 replaces the KX71-3S in the 2- to 3-ton segment and rounds out Kubota’s KX Series line up.

Kubota KX030-4 Key Features

  • Increased Breakout and Lifting Force: The KX030-4 delivers increased breakout and lifting force while decreasing the overall weight of the machine, making for easier trailering and transport between jobsites
    With more than 500 pounds of additional bucket breakout force than the KX71-3S and nearly 300 pounds more lifting force, the KX030-4 is a great asset to the rental, landscape, and general construction and utility market
  • Compact Body: The KX030-4 has a compact body, making it easy to manoeuver in tight spaces
  • ROPS/OPG: The KX030-4 is equipped with ROPS/OPG on both the open station or optional enclosed cab, providing operators with protection
  • Easy Maintenance: The engine compartment is ergonomically organized with easy access to the radiator and engine oil cooler to make routine maintenance and inspections a breeze
  • Digital Operator Instrument Panel: The KX030-4 has a large, easy-to-read digital operator instrument panel that is conveniently positioned in the lower right corner of the operator’s line of sight to seamlessly monitor current working conditions, engine RPM, temperature, and oil levels
  • Comfortable Operator Environment: The KX030-4 has more cabin and foot space than the KX71-3S, and the deluxe suspension seat and cup holder optimize operator comfort
  • Blade Float: A 4-foot, 11-inch blade comes standard on the KX030-4, and Kubota now includes blade float on this model. The feature speeds up finishing work
  • Impressive Bucket Breakout Force: The KX030-4 delivers an impressive bucket breakout force of 6924 lbs, and the powerful and well-balanced arm and bucket design allows the operator to dig faster
  • Compact Yet Powerful: The Kubota KX030-4 is designed to provide impressive power while maintaining a compact footprint. With its small size, this mini excavator can easily maneuver through tight spaces and navigate around obstacles, making it ideal for urban construction sites or areas with limited access. Despite its compact dimensions, it packs a powerful punch.
  • Engine and Performance At the heart of the Kubota KX030-4 lies a robust Kubota D1305-E4B engine. This three-cylinder, water-cooled diesel engine delivers 23.3 horsepower, ensuring that it can handle a wide range of excavation tasks with ease. The engine is known for its reliability and fuel efficiency, reducing operational costs while maximizing productivity.
  • Hydraulic System The KX030-4 features a powerful hydraulic system that enables smooth and precise operations. The system includes a variable displacement pump, which allows operators to control the flow of hydraulic fluid to the attachments. This results in improved accuracy and efficiency during digging and lifting operations.
  • Durable Construction Kubota is renowned for its commitment to quality and durability, and the KX030-4 is no exception. The machine is built to withstand the rigors of demanding construction environments. High-strength steel is used in critical areas to enhance durability and prolong the machine’s lifespan. Additionally, the undercarriage is designed for stability and durability, ensuring that the mini excavator can tackle challenging terrain without compromising its performance.
  • Operator Comfort Kubota places a strong emphasis on operator comfort, and the KX030-4 reflects this commitment. The spacious and ergonomically designed cab provides a comfortable working environment for long hours on the job. Features such as adjustable seats, easy-to-reach controls, and excellent visibility enhance operator productivity and reduce fatigue.
  • Versatility in Attachments The Kubota KX030-4 offers a wide range of attachment options, making it a versatile machine for various applications. Whether you need to dig trenches, clear debris, or perform grading work, this mini excavator can be equipped with the necessary attachments to get the job done efficiently. Common attachments include buckets, augers, breakers, and thumbs, among others.
  • Ease of Maintenance Kubota understands the importance of minimizing downtime in construction operations. The KX030-4 is designed with easy maintenance in mind. Convenient access points to key components and a well-thought-out layout make routine maintenance tasks straightforward. This means less time spent on maintenance and more time on productive work.
  • Advanced Technology The Kubota KX030-4 incorporates advanced technology to enhance its performance and efficiency. Features such as the auto-idle system help reduce fuel consumption by automatically lowering engine RPM when the excavator is not in use. This not only saves on fuel costs but also reduces emissions, making it an environmentally friendly choice.
  • Safety Features Safety is a paramount concern on construction sites, and the KX030-4 comes equipped with several safety features. ROPS (Roll-Over Protective Structure) and FOPS (Falling Object Protective Structure) provide protection for the operator in the event of accidents. Additionally, the machine is designed with a travel alarm and a travel control lever lock to enhance safety during transport.
  • Environmental Responsibility In an era where environmental responsibility is crucial, the Kubota KX030-4 complies with emission standards, demonstrating Kubota’s commitment to reducing the environmental footprint of its machines. The combination of efficient engine design and emissions control technology ensures that the machine is both powerful and eco-friendly.
  • Cost-Effective Solution The Kubota KX030-4 offers a cost-effective solution for contractors and construction professionals. Its versatility, fuel efficiency, and durability translate into lower operational costs over time. Additionally, its compact size allows for easy transport to job sites, reducing transportation expenses.

Kubota KX030-4 Specs

The typical specifications for the Kubota KX030-4:

Engine:

  • Engine Model: Kubota D1305-E4B
  • Engine Type: Water-cooled, 4-cycle, 3-cylinder diesel engine
  • Gross Horsepower: 23.3 horsepower (17.4 kW) at 2,400 rpm

Operating Weight:

  • Operating Weight (with canopy): Approximately 2,910 kg (6,415 lbs)
  • Operating Weight (with cab): Approximately 3,055 kg (6,735 lbs)

Dimensions:

  • Overall Length: Approximately 4,000 mm (13.1 feet)
  • Overall Height (with canopy): Approximately 2,395 mm (7.8 feet)
  • Overall Height (with cab): Approximately 2,545 mm (8.3 feet)
  • Overall Width: Adjustable tracks from 1,370 mm to 1,870 mm (4.5 to 6.1 feet)

Performance:

  • Max Digging Depth: Approximately 2,750 mm (9.0 feet)
  • Max Dumping Height: Approximately 3,450 mm (11.3 feet)
  • Max Reach at Ground Level: Approximately 4,990 mm (16.4 feet)
  • Bucket Breakout Force: Approximately 20.9 kN (4,695 lbs)
  • Arm Breakout Force: Approximately 14.5 kN (3,263 lbs)

Hydraulic System:

  • Hydraulic Pump Capacity: 30.6 liters per minute (8.1 gallons per minute)
  • Auxiliary Hydraulic Flow: 45.1 liters per minute (11.9 gallons per minute)

Travel System:

  • Travel Speed: Low Range: 2.7 km/h (1.7 mph), High Range: 4.5 km/h (2.8 mph)
  • Maximum Traction Force: Approximately 20.8 kN (4,674 lbs)

Fuel Tank Capacity:

  • Fuel Tank: Approximately 40 liters (10.6 gallons)

Track Type:

  • Rubber or Steel Tracks

Additional Features:

  • ROPS (Roll-Over Protective Structure) and FOPS (Falling Object Protective Structure) certified cab options for operator safety
  • Comfortable operator’s seat with adjustable suspension
  • Easy-to-use controls for precise operation
  • Options for various attachments, including buckets, augers, breakers, and more.

Kubota KX030-4 Tracks

The Kubota KX030-4 mini excavator typically comes with rubber tracks. Rubber tracks offer several advantages for mini excavators and similar construction equipment:

  1. Reduced Ground Damage: Rubber tracks are less likely to damage or mark paved surfaces compared to steel tracks, making them suitable for urban and residential construction sites.
  2. Improved Traction: Rubber tracks provide excellent traction on a variety of terrains, including dirt, gravel, and asphalt. They offer stability and control while minimizing slippage.
  3. Lower Ground Pressure: Rubber tracks distribute the weight of the machine over a larger surface area, reducing ground pressure. This can help prevent sinking into soft or muddy ground.
  4. Quieter Operation: Rubber tracks generate less noise than steel tracks, contributing to a quieter and more comfortable working environment, especially in urban areas.
  5. Less Wear and Tear on Roads: When operating on roads or finished surfaces, rubber tracks cause less wear and tear compared to steel tracks, preserving the condition of roadways.
  6. Versatility: Rubber tracks are suitable for a wide range of applications, including digging, trenching, grading, and material handling.

While rubber tracks are the standard option for the Kubota KX030-4, some models may offer the option to switch to steel tracks for specific applications. Steel tracks are generally preferred for more challenging terrains, such as rocky or abrasive surfaces, where durability and traction are essential.

It’s essential to consult the equipment’s user manual and specifications to verify the type of tracks that come with a particular Kubota KX030-4 model and whether there are options to switch to steel tracks if needed for specific tasks. Additionally, track maintenance, including proper tensioning and periodic inspections, is crucial to ensure optimal performance and longevity.

Kubota KX030-4 Attachments

The Kubota KX030-4 is a versatile machine that can be used for a variety of tasks, including digging, trenching, and grading. The KX030-4 is compatible with a range of attachments that can help operators get the job done more efficiently. Here are some of the Kubota KX030-4 attachments available:

  • Buckets: Kubota offers a range of buckets for the KX030-4, including digging buckets, ditching buckets, and grading buckets. Rhinox Group UK also offers a high-quality 24″ / 600mm digging bucket to fit the KX030-4 mini digger
  • Augers: Augers are used for drilling holes in the ground for fence posts, footings, and other applications. Kubota offers a range of augers for the KX030-4, including standard-duty and heavy-duty augers.
  • Breakers: Breakers are used for breaking up concrete, asphalt, and other hard materials. Kubota offers a range of breakers for the KX030-4, including hydraulic breakers and demolition tools.
  • Grapples: Grapples are used for picking up and moving debris, logs, and other materials. Kubota offers a range of grapples for the KX030-4, including hydraulic and mechanical grapples.
  • Trenchers: Trenchers are used for digging trenches for utilities, irrigation, and other applications. Kubota offers a range of trenchers for the KX030-4, including standard-duty and heavy-duty trenchers.
  • Thumbs: Thumbs are used for picking up and moving large objects, such as rocks and logs. Kubota offers a range of thumbs for the KX030-4, including hydraulic and mechanical thumbs.

In summary, the Kubota KX030-4 is compatible with a range of attachments that can help operators get the job done more efficiently. Kubota offers a range of buckets, augers, breakers, grapples, trenchers, and thumbs for the KX030-4.

Kubota KX030-4 Thumb

The Kubota KX030-4 is compatible with a hydraulic thumb attachment, which can be installed on the machine to help operators pick up and move large objects, such as rocks and logs.

The diverter valve on the KX030-4 allows the hydraulic thumb attachment to remain connected while diverting oil flow to other auxiliary attachments when needed, reducing the need for frequent attachment changes

There are several options available for purchasing a hydraulic thumb attachment for the KX030-4. Showtime Fabrication offers a hydraulic pin-on excavator thumb kit that fits Kubota KX71, KX91, KX121, KX033, KX040, and U35 mini-excavators using the Kubota factory quick attach system.
OX Thumbs offers a thumb kit for the KX71, KX91, KX121, KX033, and KX040 that includes the thumb assembly, main pin and two cylinder pins, two hydraulic hoses, four hydraulic fittings, and Teflon tape.
Factory-installed mounting brackets and hydraulic relief valves make it easy to mount accessories such as a thumb on the KX030-4.
The auxiliary flow adjustment on the KX030-4 allows operators to keep the job moving smoothly with a thumb-operated switch on the control lever that keeps oil flowing where it is needed, with return to tank capability for one-way flow attachments such as the Kubota Hydraulic Breaker.

The Kubota KX030-4 mini excavator can be equipped with a thumb attachment to enhance its versatility and functionality. A thumb attachment, often referred to as a hydraulic thumb or mechanical thumb, is a valuable accessory that allows the excavator to grasp and manipulate objects more effectively. Here are some key points to know about adding a thumb attachment to the Kubota KX030-4:

  1. Enhanced Grasping Capability: The thumb attachment is designed to provide the excavator with the ability to grasp and hold various objects, such as logs, rocks, debris, and other materials. This feature is particularly useful for tasks like site clean up, material handling, and land clearing.
  2. Hydraulic or Mechanical Option: Kubota offers both hydraulic and mechanical thumb attachments for the KX030-4, allowing operators to choose the option that best suits their needs. The hydraulic thumb is controlled using the excavator’s hydraulic system, providing precise control over the thumb’s movement. The mechanical thumb, on the other hand, is manually operated by the operator.
  3. Easy Installation: Adding a thumb attachment to the Kubota KX030-4 typically involves straightforward installation, and it can often be done by Kubota dealerships or qualified technicians. Proper installation ensures that the thumb operates smoothly and efficiently.
  4. Versatility: With a thumb attachment, the Kubota KX030-4 becomes more versatile and can handle a broader range of tasks. It allows for more precise digging, lifting, and material handling operations.
  5. Increased Efficiency: The thumb attachment can significantly improve efficiency on job sites by reducing the need for additional equipment or manual labour to handle materials. This can lead to time and cost savings for construction and excavation projects.
  6. Safety Considerations: When using a thumb attachment, operators should be trained in its proper use to ensure safety. It’s essential to follow safety guidelines and take precautions when handling heavy objects to prevent accidents or damage to the equipment.
  7. Optional Feature: Thumb attachments are typically optional features, so they may not be included with the base configuration of the Kubota KX030-4. Operators should inquire with Kubota dealerships or equipment suppliers about the availability and pricing of thumb attachments when purchasing or renting the mini excavator.

Kubota KX030-4 Performance

The KX030-4 is powered by a Kubota D722-E3B-BH-01 engine that delivers 24.7 horsepower. This engine is known for its reliability, fuel efficiency, and low emissions. The KX030-4 also features a powerful hydraulic system that provides ample power for demanding digging and lifting tasks.

The KX030-4 has a maximum digging depth of 2870 mm and a maximum reach of 4760 mm. This makes it ideal for a variety of tasks, such as digging trenches, excavating foundations, and loading trucks. The KX030-4 also has a bucket digging force of 25.4 kN, which gives it the power to handle even the toughest digging jobs.

The KX030-4 is a very versatile excavator. It comes standard with a variety of features that make it ideal for a wide range of applications. For example, the KX030-4 has a two-speed travel system that allows it to travel quickly and efficiently between job sites. It also has a retractable undercarriage that makes it easy to transport the excavator in a trailer or pickup truck.

The KX030-4 is also available with a variety of optional attachments, such as a thumb, auger, and breaker. This makes it even more versatile and adaptable to different types of jobs.

Kubota KX030-4 Price

The Kubota KX030-4 is a new compact excavator that was introduced in January 2023. It was slated for shipping in the first half of 2023 and was available at authorized Kubota dealers beginning in March 2023.

As of October 2023, the price of a new KX030-4 is not available on Kubota’s website. However, a new KX030-4 is listed for sale on MachineryTrader.com for $47,900

Used KX030 excavators are available for purchase on TradeMachines.com. Prices for used KX030 excavators range from $15,567 to $81,900, depending on the year, location, and condition of the machine.
In summary, the Kubota KX030-4 is a new compact excavator that was available for purchase from March 2023. The price of a new KX030-4 is not yet available on Kubota’s website, but a new KX030-4 is listed for sale on MachineryTrader.com for $47,900.
Used KX030 excavators are available for purchase on TradeMachines.com, with prices ranging from $15,567 to $81,900.

Kubota KX030-4 Weight

The operating weight of the Kubota KX030-4 mini excavator can vary slightly depending on factors such as configuration (e.g., with or without a cab), optional attachments, and other factors. However, as a general guideline, here are the typical operating weights for the Kubota KX030-4:

  • Operating Weight (with canopy): Approximately 2,910 kg (6,415 lbs)
  • Operating Weight (with cab): Approximately 3,055 kg (6,735 lbs)

Please note that these weights are approximate and may vary slightly based on specific configurations and optional features. It’s essential to refer to the specific model and configuration you are interested in for precise weight information. Additionally, any attachments or accessories added to the machine may also affect its overall weight.

Kubota KX030-4 Comfort

The KX030-4 is a very comfortable excavator to operate. It has a spacious cab with a comfortable seat and plenty of legroom. The cab is also equipped with air conditioning and heating, as well as a radio and CD player.

The KX030-4 also has a number of features that make it easy to operate and control. For example, the excavator has a pilot-operated hydraulic system that provides smooth and precise control of the boom, arm, bucket, and swivel. The KX030-4 also has a digital display that provides the operator with all of the important information about the excavator’s operation.

Kubota KX030-4 Applications

The Kubota KX030-4 is a versatile excavator that can be used for a wide range of applications. Some of the most common applications for the KX030-4 include:

  • Landscaping: The KX030-4 is ideal for landscaping tasks such as digging trenches, excavating ponds, and grading land.
  • Construction: The KX030-4 can be used for a variety of construction tasks such as digging foundations, excavating basements, and loading trucks.
  • Demolition: The KX030-4 can also be used for demolition tasks such as breaking up concrete and tearing down structures.

Reliability and Durability

The Kubota KX030-4 is a reliable and durable excavator. It is built with high-quality components and materials, and it is backed by Kubota’s reputation for quality and customer service.

The KX030-4 is also easy to maintain. It has a number of features that make it easy to service and maintain, such as easy access to the engine and hydraulic components.

Summary

Overall, the Kubota KX030-4 is a powerful, versatile, and comfortable compact excavator. It is ideal for a wide range of applications, and it is backed by Kubota’s reputation for quality and customer service.

The KX030-4 is a versatile machine that can be used for a variety of tasks, including digging, trenching, and grading. It has a 47.6 HP engine and can reach even greater heights

The KX030-4 is slated for shipping in the first half of 2023 and will be available at authorized Kubota dealers beginning in March 2023

In terms of safety, the KX030-4 has a seat belt and the ROPS/OPG (Top Guard Level I) safety device. Operators should also inspect the condition of the safety and warning labels