The Four-Way Shuttle System is an automated pallet storage solution that combines intelligent shuttle vehicles, vertical lifts, warehouse racking, conveyors, and WMS/WCS software into one integrated system.
Unlike traditional AS/RS, four-way shuttles can travel both longitudinally and laterally on each storage level, providing greater flexibility, higher storage density, and scalable throughput. Whether for new warehouse construction or existing facility upgrades, the system can be customized to meet different storage capacities and operational requirements.



| Project Items | Zhuku Four-Way Shuttle |
| Shuttle Height | 125 mm |
| Load Capacity | 1500+ kg |
| Max. Loading Speed | 2 m/s |
| Max. Unloading Speed | 1.2 m/s |
| Direction Change Time | 2.5 s |
| Operating Temperature | -25°C to 45°C |
| Positioning Accuracy | ±1 mm |
| Driving Accuracy | ≤2 mm |
Note: Technical specifications can be customized according to project requirements
A complete Four-Way Shuttle System consists of:
| Component | Function |
| Four-Way Shuttle | Automatically transports pallets in four directions within storage aisles. |
| Vertical Lift | Transfers shuttle vehicles and pallets between storage levels. |
| High-Density Racking | Provides compact pallet storage with maximum space utilization. |
| Conveyor System | Automatically transports pallets to and from storage locations. |
| Warehouse Control System (YUNTU-WCS) | Coordinates all automation equipment, manages task scheduling, and optimizes traffic flow. |
| Warehouse Management System (CC-WMS) | Manages inventory, warehouse operations, and business data while connecting with ERP and MES systems. |
The operation begins when pallets enter the warehouse through the receiving conveyor. The Warehouse Management System automatically assigns the optimal storage location based on inventory strategy, product characteristics, and warehouse capacity.
Vertical lifts transport the shuttle vehicle and pallet to the designated storage level. The four-way shuttle then travels both longitudinally and laterally to place the pallet in its assigned position. During outbound operations, multiple shuttle vehicles work simultaneously under intelligent scheduling, retrieving pallets efficiently according to FIFO, LIFO, or customized warehouse rules.
This collaborative operation significantly improves warehouse throughput while reducing manual intervention and operational costs.
High-Density StorageThe four-way shuttle system enables compact storage layouts with fewer aisles, increasing storage capacity by up to 200% compared with conventional pallet racking while maximizing warehouse space utilization. |
Intelligent Multi-Shuttle SchedulingPowered by the self-developed YUNTU-WCS Warehouse Control System, multiple shuttle vehicles, lifts, and conveyors operate collaboratively through intelligent task allocation and route optimization, ensuring efficient and balanced warehouse operations. |
Flexible and Scalable DesignThe modular system architecture allows additional shuttle vehicles, lifts, storage aisles, or software modules to be added without interrupting existing operations, supporting future warehouse expansion. |
Ultra-Thin Shuttle DesignWith a shuttle height of only 125 mm, the system minimizes rack beam height requirements and creates additional storage positions, allowing higher warehouse utilization without increasing building dimensions. |
Cold Storage ReadyDesigned for demanding environments, the shuttle system operates reliably in temperatures ranging from -25°C to +45°C, making it suitable for frozen food, pharmaceuticals, fresh produce, and other temperature-controlled applications. |
24/7 Continuous OperationAutomatic charging, intelligent task scheduling, remote diagnostics, and predictive monitoring enable uninterrupted warehouse operations with minimal manual intervention. |
Seamless Software IntegrationThe system integrates with ERP, MES, SAP, Oracle, and other enterprise management platforms through standard communication interfaces. Proprietary CC-WMS and YUNTU-WCS provide complete inventory visibility, equipment coordination, and intelligent warehouse management. |
Enhanced Safety & Stable OperationThe system reduces forklift traffic inside storage aisles while providing real-time equipment monitoring, position detection, and fault alerts. These features improve operational safety and help maintain reliable, stable warehouse performance. |
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The Four-Way Shuttle System is suitable for a wide range of industries requiring high-density storage and intelligent material handling.
ManufacturingImprove production logistics through automated raw material storage and finished goods handling while supporting lean manufacturing. |
Cold Chain LogisticsEnsure stable operation in low-temperature environments with optimized storage density for frozen food and pharmaceutical products. |
E-commerce & RetailSupport high-frequency inbound and outbound operations, enabling faster order fulfillment and efficient inventory management. |
Pharmaceutical IndustryProvide highly accurate inventory control, batch traceability, and automated storage compliant with strict industry requirements. |
Food & BeverageImprove warehouse hygiene, reduce manual handling, and increase storage capacity for packaged food and beverage products. |
Third-Party Logistics (3PL)Offer flexible storage allocation and intelligent warehouse management for multi-client logistics operations. |
Explore real-world four-way shuttle warehouse projects designed for high-density storage, flexible pallet handling, and intelligent warehouse automation.
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Fuding White Tea Four-Way Shuttle Warehouse
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Mongolia Dairy Four-Way Shuttle Warehouse
| Canada Four-Way Shuttle Warehouse
Canada | Chemical
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Zhuku is an intelligent warehouse system integrator specializing in automated storage and logistics solutions.
Our capabilities include:
Zhuku helps customers build efficient, flexible, and intelligent warehouses for manufacturing, logistics, cold chain, and distribution industries.

First-hand experiences from customers worldwide, demonstrating the value of our warehouse automation solutions and project expertise.
"Zhuku provided a customized four-way shuttle solution that perfectly matched our warehouse requirements. The system improved storage capacity, optimized material flow, and delivered reliable performance in continuous warehouse operations."
— Supply Chain Manager
Industrial Enterprise
Find answers to frequently asked questions about warehouse automation, system integration, equipment, installation, operation, maintenance, and after-sales support.