A Mini Spider Crane is a narrow, track-mounted lifting machine. It enters buildings through standard doorways. It moves across mud, gravel, and paved surfaces without damaging them. The outriggers spread wide to give a stable base, even on uneven ground. Operators use a remote control to handle loads precisely from a safe distance. This equipment is common on construction sites, in factories, and for glass installation. When space is limited, this crane provides the lifting power you need.
Mini Spider Crane Parameter
| Model | YG-3 | YG-5 | YG-8 | |
| Specification | 3t | 5t | 8t | |
| Maximum working radius | 8.83m×0.15t | 14m×0.5t | 16.5m | |
| Maximum above-ground head | 9.9m×0.7t | 16.8m | 18m | |
| Winch device | Hook Speed | 0-8m/min(4 rope) | 12m/min(4 rope) | 12m/min(4 rope) |
| Rope diameter | φ8mm×45m | Φ11mm×80m | Φ11mm×80m | |
| Telescopic system | Boom Type | 5-section boom, pentagonal structure | 5-section boom, pentagonal structure | 5-section boom, pentagonal structure |
| Boom Length/Time | 3.1 m-9.2 m/20sec | 12.3m/54sec | 12.3m/54sec | |
| Up and down | Boom Angle/Time | 0°~78°/13sec | 0°~78°/13sec | 0°~78°/13sec |
| Slew system | Slew Angle/Speed | 0-360°continuous/60sec | 0-360°continuous/38sec | 0-360°continuous/38sec |
| Traction system | Walking Way | Hydraulic motor drives | Hydraulic motor drives | Hydraulic motor drives |
| Walking Speed | 0~2.5km/h | 0~2.5km/h | 0~2.5km/h | |
| Grade Ability | (25°)36% | (25°)36% | (25°)36% | |
| Operating system | Operation type (Boom/outrigger) | Manual operation, manual walking(remote control option) | Manual operation, manual walking(remote control option) | Manual operation, manual walking(remote control option) |
| Operating characteristics | Manual operation, remote control | Manual operation, remote control | Manual operation, remote control | |
| Transport parameters | L*W*H(mm) | 2950*980*1560 | 5000*1500*1900 | 5000*1600*2180 |
| Total weight(kg) | 2700 | 6200 | 7200 | |
How the Mini Spider Crane Work
The spider crawler crane uses a hydraulic system to lift and move heavy objects. First, the operator places the crane on the work site. Then the four outriggers extend outward. Each outrigger leg adjusts up or down to level the machine. This is critical because the crane must stay flat during lifting.
Once level, the operator controls the telescopic boom. The boom extends forward and upward. The winch drum pays out or pulls in the wire rope to raise or lower the hook. The upper part of the crane can rotate a full circle. This allows the operator to place the load anywhere around the machine.The remote control unit gives the operator full command. It manages boom extension, winch speed, and slewing. This keeps the operator away from the load, improving safety. The tracked undercarriage moves the entire crane across the site. The tracks provide grip on loose surfaces. The whole process is smooth, controlled, and efficient.
Key Benefits of a Mini Spider Crane
This 3 Ton Spider Crane offers clear advantages over larger cranes or forklifts.
- Space savings – Its narrow width allows work in corridors, elevators, and small courtyards. You do not need to demolish walls or clear large areas.
- Ground protection – Rubber tracks distribute weight evenly. They do not mark finished floors or tear up lawns. This is important for indoor work and landscaped sites.
- Stability on slopes – The independent outriggers adjust to uneven ground. The machine remains level even on a side slope. This reduces the risk of tipping.
- Full-circle rotation – The 360-degree slew means you can pick a load from one side and place it on the opposite side without moving the crane. That saves time.
- Single-person operation – With remote control, one worker manages the lift. There is no need for a separate signal person. This lowers labor costs.
- Quick setup – Deploying the outriggers and leveling takes only a few minutes. You can start lifting soon after arrival.
These benefits make the tracked mini crane a preferred choice for urban projects, maintenance work, and glass installation.
Safety Guidelines for Operation
Safe use of a spider crawler crane requires attention to several points.
- Survey the ground – Check for soft spots, holes, or underground voids. Use steel plates under outrigger pads to spread the load.
- Level the machine – Use the built-in inclinometer. If the crane tilts more than the allowed angle, stop and re-level.
- Inspect the wire rope – Look for wear, broken wires, or corrosion every day. Replace it if damaged.
- Test the overload warning – The system beeps and stops lifting when the load is too heavy. Verify this function works before each job.
- Avoid sudden moves – Start and stop movements gently. Fast swings or rapid drops make the load swing dangerously.
- Keep a clear zone – Mark the work area. No one should stand under the boom or near the suspended load.
- Follow the load chart – Always check the capacity at the given radius and boom angle. Do not exceed it.
Following these rules extends the crane’s life and protects everyone on site.
Real User Cases of Mini Spider Crane
Rooftop HVAC Replacement – Chicago, USA
A mechanical contractor needed to remove an old air conditioning unit from the roof of a five-story hospital. The roof access was through a small hatch. The YG-5 Mini Spider Crane was lifted to the roof in pieces and assembled there. The crane then hoisted the old unit down and lifted the new one up. The remote control allowed the operator to stand clear of the edge. The job took four hours instead of the expected two days. The facility manager said, “This crane made a difficult job simple and safe.”
Historic Building Renovation – York, UK
A restoration team worked on a 19th-century church. They had to install new stone ornaments on the facade. Scaffolding could not cover the entire front due to street access. The YG-3 tracked through the narrow alley beside the church. Its outriggers spanned the sidewalk without blocking traffic. The crane lifted each stone piece, weighing up to 400 kg, to the exact height. Workers praised the precision of the remote control. The project stayed on budget.
Factory Assembly Line Upgrade – Melbourne, Australia
A car parts plant replaced several welding robots. The robots weighed about 1.8 tons each. The aisle between production lines was only 1.1 meters wide. A forklift could not fit. The YG-8 spider crane entered the aisle, lifted each robot, and rotated to place it on a transport cart. The entire changeover was completed in one shift. The plant engineer commented, “We could not have done this without a crane this compact and capable.”
About YG Machinery
YG Machinery is a manufacturer of material handling and lifting equipment. The company serves customers in Europe, North America, and Australia. In addition to the Small Spider Crane, YG produces Electric Forklift Trucks for warehouse use, Glass Installation Robots for automated glazing, and Electric Scissor Lift Platforms for working at height. All equipment meets international safety standards. For a competitive spider crane price or to ask about a spider crane for sale, request a quote from YG Machinery.【WhatsApp/WeChat/Phone/Skype】+86 13937183602
