The 3-ton spider crane is a versatile lifting machine featuring a crawler-based travel mechanism and four foldable outriggers, giving it its signature spider-like appearance. Specifically engineered to solve the challenges of high-altitude operations and heavy lifting within confined indoor spaces, it has become the gold standard for global contractors, glazing specialists, and equipment relocation experts.
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3-Ton Spider Crane Technical Parameter
| Model | YG-3 | |
| Specification | 3t | |
| Maximum working radius | 8.83m×0.15t | |
| Maximum above-ground head | 9.9m×0.7t | |
| Winch device | Hook Speed | 0-8m/min(4 rope) |
| Rope diameter | φ8mm×45m | |
| Telescopic system | Boom Type | 5-section boom, pentagonal structure |
| Boom Length/Time | 3.1m-9.2m/20sec | |
| Up and down | Boom Angle/Time | 0°~78°/13sec |
| Slew system | Slew Angle/Speed | 0-360°continuous/60sec |
| Traction system | Walking Way | Hydraulic motor drives |
| Walking Speed | 0~2.5km/h | |
| Grade Ability | (25°)36% | |
| Operating system | Operation type (Boom/outrigger) | Manual operation, manual walking(remote control option) |
| Operating characteristics | Manual operation, remote control | |
| Transport parameters | L*W*H(mm) | 2950*980*1560 |
| Total weight(kg) | 2700 | |
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Why the 3-Ton Spider Crane Model Reigns Supreme
The 3-ton spider crane is currently the most widely used and highest-selling “star model” in the mini-crane market.
• Optimal Balance: In the global market, 3-ton and 5-ton models account for 80% of total sales.
Performance Edge: Compared to the sub-3-ton “mini” versions popular in Europe and America, the 3-ton model offers a superior lifting curve.
• Superior Maneuverability: Unlike massive 8-ton or 12-ton machines, it maintains excellent accessibility, fitting through standard doorways and into tight work zones.
• Functional Focus: Unlike standard crawler cranes, the 3-ton spider crane strikes the perfect equilibrium between working height, load capacity, and multi-purpose utility.
3-Ton Small Spider Application Scenarios
Research shows that the 3-ton model is indispensable in three primary environments:
• Indoor & Narrow Space Lifting: Where traditional cranes cannot enter—such as shopping mall lobbies, indoor atriums, or narrow factory floors—the 3-ton spider crane maneuvers freely on its tracks to handle precision machinery or art installations.
• Curtain Wall Installation: Perfect for glass installation at heights of approximately 15 meters. When equipped with a Fly Jib, it achieves parallel extension, solving the “pain point” of lifting under eaves or behind obstacles where traditional angles fail.
• Rooftop Operations: Due to its lightweight design, it is easily transported to building tops via large cranes or freight elevators. It is frequently used for tower crane disassembly, antenna installation, and rooftop landscaping.
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Optional Features & Customization
To meet diverse engineering challenges, we offer a wide range of optional configurations:
| Category | Available Options |
| Power Systems | Electric motor (AC/DC), Diesel engine, Gasoline engine, or Hybrid dual-power. |
| Control Systems | Proportional remote control, Moment Limiter (LMI) with digital display. |
| Lifting Tools | Fly Jibs, Glass Vacuum Suckers, Searcher Hooks, Man-baskets. |
| Safety & Tracks | Non-marking white rubber tracks (for indoor floors), Over-winding alarms, Intelligent leveling. |
Global Standards & Export Compliance
• Designed for international buyers and rental companies, our 3-ton spider cranes meet the most stringent global entry requirements:
• Electrical Compatibility: Support for customized phases, voltages, and frequencies (Hz) based on the destination country’s standards.
Multi-Language Interface: Remote controls and Moment Limiter screens can be switched between English, Russian, and other major languages.
• Emission Certifications: Core components support Euro Stage V and EPA standards, ensuring compliance with EU and North American environmental regulations.
Return on Investment (ROI) Analysis
Investing in a 3-ton spider crane offers significant financial advantages:
• High Profit Margins: In Western markets, the rental profit margin for specialty equipment like this typically ranges from 30% to 35%, with a steady industry average of 30%-33%.
• Logistics Savings: The compact size makes export packaging highly efficient. A 3-ton model packed in a wooden box occupies only 6 cubic meters, with shipping costs significantly lower than the 20GP or 40HQ containers required for larger machinery.
• Cross-Selling Potential: In the rental business, spider cranes create “sticky” customer relationships when bundled with excavators, concrete equipment, or steel products.
Your Space Efficiency Expert-YG Machinery
The 3-ton spider crane is more than just a crane; it is an engineering key to solving complex spatial problems. Combining high-precision safety systems, flexible power options, and an exceptional ROI, it is the optimal choice for small-to-medium rental companies and contractors.
Expert Advice: When selecting your model, prioritize the alignment of height, working radius, and lifting capacity. If you are facing precision lifting challenges at heights of 10 to 15 meters, the 3-ton spider crane provides the most robust technical support.
Ready to elevate your operations? Contact our product experts today for detailed quotes, technical drawings, or successful case studies. Let us help you build a 1-on-1 customized solution.
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3-Ton Spider Crane: Top 5 Core FAQs
A: The 3-ton and 5-ton models are the core products, accounting for 80% of total sales. For models under 2 tons, customers are usually looking for ultra-portable “mini” versions common in Europe and the US, which do not align well with our current industrial product line. Therefore, we prioritize guiding customers toward the 3-ton model as the optimal entry point.
A: The 3-ton and smaller models (including 1.5t and 2t) are equipped with Folding Outriggers. In contrast, models of 5 tons and above are upgraded to Flat-style (Horizontal) Outriggers. This difference affects the machine’s footprint and stability when fully deployed.
A: Yes. While the 1.5-ton and 2-ton models cannot support a fly jib, it is an available option starting from the 3-ton model. The fly jib allows for parallel extension, helping to reach difficult lifting angles that the main boom cannot access.
A: You must confirm the local voltage, Hertz (Hz), and frequency (e.g., phase power) with the customer. These details must be specified in the order notes to ensure the electric motor is compatible with the local power grid.
A: * Moment Limiter: A vital safety device that displays boom height, angle, and real-time load weight.
A: The 3-ton model is shipped in a wooden case with a volume of approximately 6 cubic meters. (Note: 5-ton models and above typically require a 20GP or 40HQ container)