3.8 Ton Excavator



Powered by Japanese Kubota D1703 Engine: Strong power, stable performance, and high recognition in European and American markets, ensuring efficient operations.

Strict Environmental Compliance: Fully meets Euro V and EPA emission standards, easily passing environmental regulations in Europe and the USA.

High-Efficiency Hydraulic System: Equipped with plunger pump and dual-pump design, providing abundant and stable hydraulic output for higher work efficiency.

Load-Sensing Valve Advantage: Automatically adjusts hydraulic flow based on workload, ensuring strong output while saving energy and reducing operating costs.




Product Details

The Z40 3.8-Ton Mini Crawler Excavator is a powerful and versatile machine designed for demanding construction and engineering tasks. Equipped with the renowned Japanese Kubota D1703 engine and fully compliant with Euro V and EPA emission standards, it delivers reliable performance and strong power while meeting the strictest environmental regulations. Featuring an advanced hydraulic system with load-sensing technology, zero-tail design, retractable tracks, and a maximum digging depth of 2800mm, the Z40 combines efficiency, flexibility, and stability. With free attachments such as a quick coupler and hydraulic thumb clamp, plus customizable logos and colors, the Z40 offers both operational excellence and branding opportunities. Its balance of power, maneuverability, and cost-effectiveness makes it the ideal choice for municipal projects, construction sites, farmland works, and utility contractors seeking long-term value.


3.8 Ton Excavator


Key Features

  1. Plunger Travel with High/Low Speed Function: Strong travel power with flexible speed switching, ensuring smooth mobility on various terrains.

  2. Plunger Swing Motor: Delivers smooth, precise, and responsive slewing for improved operational flexibility and efficiency.

  3. Highly Sensitive Pilot Control: Offers precise, quick response operations that reduce operator fatigue and enhance comfort.

  4. Dual-Side Pilot Control Design: Ergonomically designed to match operator habits, improving convenience and work efficiency.

  5. Extended Track Design: Increased ground contact area enhances stability and passability in complex terrains such as mud and slopes.

  6. Attachment-Compatible: Supports multiple attachments such as digging, breaking, and loading, adding versatility and value for customers.

  7. Extra-Deep Digging Depth: Max digging depth up to 2800mm with inverted boom design, enabling deeper excavation tasks.

  8. Free Boom Swing Function: Greatly improves flexibility, especially in confined spaces or near walls, making it highly suitable for construction use.

  9. Inspired by Kubota 25 Design: Borrowing proven design and structure from classic models for guaranteed quality and high market acceptance.

  10. Free Quick Coupler: Enables fast switching between attachments, saving time and labor costs.

  11. Free Hydraulic Thumb Clamp: Improves material handling capacity, especially for irregular objects like stones and logs.

  12. Free Retractable Track Function: Tracks can be adjusted to fit narrow spaces for better passability or extended for improved stability in open areas.

  13. Molded Body with Refined Details: Premium design and fine craftsmanship deliver an attractive appearance that meets European and American customers’ expectations.

  14. Zero-Tail Design Advantage: Compact structure ensures the rear does not extend beyond the body, preventing collisions and improving safety in tight areas.

  15. 4-Ton Class Machine, Optimal Size: Balances power and maneuverability, suitable for medium and small-scale projects while being easy to transport.

  16. Custom Logo Service: Customers can add their own branding for better market promotion, ideal for large distributors building brand image.

  17. Custom Color Options: Machines can be tailored to customer preferences or brand identity for greater market recognition.

  18. One-Year Warranty: Professional after-sales support ensures low risk for customers and peace of mind in operation.

  19. On-Site After-Sales for Dealers: Provides repair, maintenance, and technical support directly to large distributors, saving time and strengthening partnerships.

  20. Powerful Performance: Handles heavy workloads with strong and stable output, ensuring continuous productivity.

  21. Adaptable to Multiple Projects: Suitable for municipal works, house renovations, farmland irrigation, and even mining operations.

  22. Easy-to-Learn Operation: Intuitive and responsive pilot controls allow new operators to master quickly, reducing training costs.

  23. Convenient Maintenance: Designed with easy-to-disassemble key components, making daily upkeep simple and cost-efficient.

  24. Durable & Long-Lasting: Built with premium materials and craftsmanship for low failure rates and extended service life.

  25. Tailored for European & American Markets: Fully adapted to local usage habits and performance standards, ensuring strong compatibility overseas.

  26. High Cost-Performance Ratio: Combines powerful functions, free configurations, and reliable quality, delivering excellent value and strong competitiveness.

Product Parameters


ParameterValueParameterValue

Basic Performance


Engine


Operating Weight (kg)

3.8T

Engine Brand

Kubota

Bucket Capacity (m³)

0.1

Engine Model

D1703

Travel Speed (Km/h)

0-3.1

Max. Power (Kw)

18.5

Max. Digging Radius (mm)

4805

Max. Speed (rpm)

2200

Max. Digging Depth (mm)

2745

Number of Cylinders

3

Max. Digging Height (mm)

4440

Cooling Method

Water-cooled

Max. Unloading Height (mm)

3050

Engine Oil Capacity (L)

4

Max. Swing Angle (°)

-37°/65°

Fuel Type

Diesel

Hydraulic System


Engine (Cont.)


Main Pump Type/Model

Piston Pump/45

Fuel Grade

No. 0 / -10

Main Pump Max. Flow (L/min)

99

Theoretical Fuel Consumption (L/h)

1.5-1.8

Multi-path Valve

9-section Hydraulic Control Valve

Chassis


Rated Set Pressure (Mpa)

20

Transport Length (mm)

3200

Max. Set Pressure (Mpa)

30

Transport Width (mm)

1550

Travel Hydraulic Motor Type

Likchuan LTM03AX

Transport Height (mm)

3375

Motor Displacement

15.4/23.2

Counterweight Ground Clearance (mm)

515

Swing Hydraulic Motor

Likchuan 24B

Bucket Width (Outside Teeth) (mm)

520

Displacement

18.1

Boom Length (mm)

2198

Configuration


Stick Length (mm)

1165

Canopy

● (Standard)

Dozer Blade Width (mm)

1550

Counterweight

● (Standard)

Tanks


Quick Coupler

〇 (Optional)

Fuel Tank (L)

45

Log Grapple

〇 (Optional)

Hydraulic Tank (L)

42

Hydraulic Breaker

〇 (Optional)

Undercarriage




● Rubber Track (WidthPitchLinks)

300*52.5*84



〇 Steel Track (WidthPitchLinks)

300*101.6*43


Product Details


3.8 Ton Excavator


3.8 Ton Excavator


3.8 Ton Excavator


Product Accessories

YOU CAN CHOOSE FROM A VARIETYOF ASSISTIVE DEVICES

FOR CONSUMERS: Our excavators offer afforda You can choose from a variety of assistive devices


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Core Products & Export Performance:

Excavators: Full tonnage range. Exported $150M (2024), 10% of China's total excavatorexports.

Key markets: Indonesia, Russia, Guinea (triple-digit growth). 

Monthly capacity:20,000 units(0.8-6 ton models).

Skid Steer Loaders: High flexibility with quick-change attachments. 30% YoY export growth(H1 2025).Popular in EU, US, and Southeast Asia.

Small Loaders: Compact for urban/rural projects. Exported 1,500 units ($10M) in 2024. 50%repurchase rate in Africa/South America.

Lawn Mowers: Eco-friendly, low-noise.200% YoY export growth (Jan-Apr 2025), strong inEurope.

Attachments: Full range for excavation/loading.$3M exports (2024), 15% of total exports. 89%host compatibility satisfaction.

Operations:

R&D: 20 patents, industry-university partnerships, advanced testing facilitiesProduction: 1S0 9001-certified, lean manufacturing, green processes.Global Network: Sales/service across China+ 18+ countries. 95% client satisfaction forservices.After-Sales: 24/7 support, 2-hour average response, 100% repair satisfaction

Values & Future:

"Customer-centric" philosophy, integrity, innovation, win-win collaboration. Plans include R&Dexpansion, global market growth, and driving industry intelligence/green transformation


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