PRODUCT
RUNTX 4 Ton Small Crawler Excavator
Product Feature
What is a Small Crawler Excavator?
A small crawler excavator is a compact construction machine designed for digging, trenching, material handling, and earthmoving tasks. Compared with large excavators, small crawler excavators offer better flexibility and efficiency when working in limited spaces such as construction sites, farms, landscaping areas, and municipal projects.Thanks to the tracked undercarriage and advanced hydraulic system, small crawler excavators provide excellent stability, strong traction, and precise control on various terrains. These machines are widely used in infrastructure construction, agriculture, and urban maintenance projects.
The RUNTX 4 Ton Small Crawler Excavator is designed to deliver reliable performance, efficient operation, and long service life. With high-quality components, a powerful hydraulic system, and reinforced structural materials, it provides stable digging performance and smooth operation in different working environments.

RUNTX Mini Excavator Key Features
1. Premium Integrated Motor and Reducer System
The excavator adopts a pure imported assembly motor and reducer integrated design, ensuring smooth power transmission, stable operation, and improved working efficiency during heavy-duty excavation tasks.
2. Precision Pilot Control System
Equipped with a hand-controlled pilot valve and Korean-imported accessories, the machine provides precise control and responsive operation. The optimized working proportion curve matched with the hydraulic valve ensures smooth and accurate movements.
3. High-Efficiency Hydraulic System
The excavator features a load-sensitive variable plunger pump that delivers efficient hydraulic performance with lower fuel consumption. This system improves machine productivity while maintaining stable output under different working conditions.
4. Durable Engineering Oil Cylinder
The specially designed engineering oil cylinder is equipped with an American Pike sealing ring and a built-in buffer device, which enhances durability, prevents oil leakage, and ensures stable and reliable performance during long-term operation.
5. Reinforced Structural Materials
The machine structure is manufactured using high-strength 16MN steel plates, and all shaft sleeves undergo a quenching process to improve hardness and wear resistance. This reinforced structure significantly increases the durability and service life of the excavator.
Applications
1.Construction & Earthmoving
Suitable for site preparation, material handling, and earthmoving tasks.
2.Landscaping Projects
Used for ground leveling, trenching, and landscaping operations.
3.Agricultural Applications
Applicable for farm maintenance and handling agricultural materials.
4.Municipal & Infrastructure Work
Ideal for road maintenance, public works, and infrastructure construction.
Why Choose RUNTX Machinery


RUNTX Machinery Group, founded in 2006, is a professional manufacturer specializing in construction equipment, material handling equipment, agricultural machinery, port equipment, and mobile elevating work platforms.
Our main products include crawler excavators, wheel loaders, bulldozers, road rollers, skid steer loaders, diesel forklifts, electric forklifts, warehouse equipment, reach stackers, container handlers, tractors, scissor lifts, boom lifts, and mast lifts. etc.
The company operates a 35,000 m² production base and follows strict ISO9001 international quality management standards. With more than 15 product categories and an annual production capacity of 8,000 units, RUNTX provides reliable machinery solutions to customers worldwide and is recognized as one of the leading manufacturers of construction machinery and material handling equipment in China.
RUNTX Customer Reviews


The main parameter
| MODEL | RTX40 |
| Total Weight | 4000kg |
| Total length | 4400mm |
| Total width | 1700mm |
| Total height | 2200mm |
| Maximum digging radius | 4300mm |
| Maximum excavation depth | 2545mm |
| Maximum excavation height | 4450mm |
| Maximum unloading height | 3050mm |
| Minimum ground clearance | 600mm |
| Engine brand | Changchai/Yanmar |
| Engine model | 490/3TNV88 |
| Output Power | 26kw/19.6kw |
| Walking speed | 0-4.5km/h |
| Climbing angle | 30% |
FAQ
If you have any questions, you can check our product's frequently asked questions
Why should I choose RUNTX Machinery for my equipment needs?
At RUNTX Machinery, we are committed to offering high-quality construction machinery at competitive prices. With our wide product range, including wheel loaders, excavators, skid steer loaders, and forklifts, we provide tailored solutions to meet your specific project requirements. Our OEM and ODM services also ensure you get customized solutions that match your needs perfectly. Contact us today for a free quote and more details on how we can support your business.
What types of machinery do you offer for construction projects?
We offer a comprehensive range of construction machinery, including excavators, wheel loaders, skid steer loaders, and road rollers. Whether you’re working on a small-scale construction project or a large industrial site, we have the right equipment for your needs.
When the machine parts are processed, they will be strictly checked by the quality inspection department to ensure the accuracy and quality.
After the machine is completed, we need at least two days to run the machine to ensure the smooth production of the machine.
How can I get a free quote for your products?
To get an accurate and competitive quote for your machinery needs, simply fill out our contact form or contact us via email sales team. We offer bulk purchase discounts for wholesale buyers and are happy to work with you on customized solutions for any equipment. Get in touch now to receive a detailed price list tailored to your needs.
Do you offer OEM and ODM services for customized machinery?
Yes, we offer OEM (Original Equipment Manufacturer) and ODM (Original Design Manufacturer) services for customers who need custom-built equipment. From special design modifications to tailored machinery solutions, we can help you create exactly what you need. Contact us now to discuss your customization requirements and get a quote for your unique machinery.
What are your payment terms for machinery orders?
Our standard payment terms are 30% deposit in advance and 70% balance before shipment. For large-scale orders, we also accept 100% irrevocable L/C at sight. Inquire now to get more details about flexible payment options!
What certifications and standards do your products meet?
All of our products comply with the ISO9001 Quality Management System and have received CE certification.
What is the delivery time for your machinery?
Our typical delivery time is 15 to 30 days after receiving your deposit. For standard products, we often have them in stock and can ship immediately. Customized orders may take additional time, depending on your specific requirements. You can get a delivery estimate by contacting our sales team and providing your product details.
Can I compare your products with other brands?
We understand that choosing the right equipment is important. Our wheel loaders, excavators, and skid steer loaders provide superior value when compared to other leading brands in terms of price, performance, and durability.
How can I maintain the machinery I purchase from RUNTX?
We provide detailed maintenance guides for all our equipment to ensure smooth operation. Regular checks and servicing are essential to keep your machinery in top condition. Contact our support team if you need any maintenance assistance or schedule a service appointment to ensure long-term performance.
Can I order replacement parts for my equipment?
Yes, we supply a full range of replacement parts for all of our machinery. Whether you need engine parts, hydraulic components, or attachments, we ensure quick and efficient delivery of genuine parts.You can contact our customer service for a list of available replacement parts.