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.
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.
Key Features
Plunger Travel with High/Low Speed Function: Strong travel power with flexible speed switching, ensuring smooth mobility on various terrains.
Plunger Swing Motor: Delivers smooth, precise, and responsive slewing for improved operational flexibility and efficiency.
Highly Sensitive Pilot Control: Offers precise, quick response operations that reduce operator fatigue and enhance comfort.
Dual-Side Pilot Control Design: Ergonomically designed to match operator habits, improving convenience and work efficiency.
Extended Track Design: Increased ground contact area enhances stability and passability in complex terrains such as mud and slopes.
Attachment-Compatible: Supports multiple attachments such as digging, breaking, and loading, adding versatility and value for customers.
Extra-Deep Digging Depth: Max digging depth up to 2800mm with inverted boom design, enabling deeper excavation tasks.
Free Boom Swing Function: Greatly improves flexibility, especially in confined spaces or near walls, making it highly suitable for construction use.
Inspired by Kubota 25 Design: Borrowing proven design and structure from classic models for guaranteed quality and high market acceptance.
Free Quick Coupler: Enables fast switching between attachments, saving time and labor costs.
Free Hydraulic Thumb Clamp: Improves material handling capacity, especially for irregular objects like stones and logs.
Free Retractable Track Function: Tracks can be adjusted to fit narrow spaces for better passability or extended for improved stability in open areas.
Molded Body with Refined Details: Premium design and fine craftsmanship deliver an attractive appearance that meets European and American customers’ expectations.
Zero-Tail Design Advantage: Compact structure ensures the rear does not extend beyond the body, preventing collisions and improving safety in tight areas.
4-Ton Class Machine, Optimal Size: Balances power and maneuverability, suitable for medium and small-scale projects while being easy to transport.
Custom Logo Service: Customers can add their own branding for better market promotion, ideal for large distributors building brand image.
Custom Color Options: Machines can be tailored to customer preferences or brand identity for greater market recognition.
One-Year Warranty: Professional after-sales support ensures low risk for customers and peace of mind in operation.
On-Site After-Sales for Dealers: Provides repair, maintenance, and technical support directly to large distributors, saving time and strengthening partnerships.
Powerful Performance: Handles heavy workloads with strong and stable output, ensuring continuous productivity.
Adaptable to Multiple Projects: Suitable for municipal works, house renovations, farmland irrigation, and even mining operations.
Easy-to-Learn Operation: Intuitive and responsive pilot controls allow new operators to master quickly, reducing training costs.
Convenient Maintenance: Designed with easy-to-disassemble key components, making daily upkeep simple and cost-efficient.
Durable & Long-Lasting: Built with premium materials and craftsmanship for low failure rates and extended service life.
Tailored for European & American Markets: Fully adapted to local usage habits and performance standards, ensuring strong compatibility overseas.
High Cost-Performance Ratio: Combines powerful functions, free configurations, and reliable quality, delivering excellent value and strong competitiveness.
Product Parameters
| Parameter | Value | Parameter | Value |
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
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
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






