Pallet shuttle system in a high-density warehouse.

Your freezer warehouse is leaking money. Every minute a forklift operates inside your -15°F (-25°C) zone, you’re paying for escalating energy costs, operator fatigue, and slow-moving inventory. The constant battle between throughput and temperature control is compromising your profitability. It’s time to seal the leaks and unlock 24/7 operational efficiency.

Lithium Battery Powered Shuttle continuous shift

In the world of temperature-controlled logistics, efficiency is measured in degrees and minutes. For operators of public cold storage warehouses and frozen food distribution centers, the traditional drive-in racking system presents a constant operational paradox. To achieve density, you sacrifice accessibility and speed, forcing forklifts into narrow, sub-zero aisles. This process is not only slow but also a massive drain on energy and a significant safety risk for operators.

From Profit Center to Cost Center: The Drive-In Racking Dilemma

The core challenge with drive-in racking in a deep-freeze environment is operational friction. Each pallet movement involves a forklift cautiously navigating deep into a lane, increasing the risk of upright damage, which is magnified by steel that can become brittle at low temperatures. More critically, every second the forklift is inside, the main freezer doors are often open, causing massive energy loss as your refrigeration compressors work overtime to combat temperature fluctuations. This inefficient workflow directly impacts your bottom line through:

Unlocking 24/7 Operations with a Lithium Powered Shuttle

The Shurack Lithium Battery Powered Shuttle system is engineered specifically to overcome these cold-chain challenges. By fundamentally changing the workflow, it transforms your warehouse from an energy-draining cost center into a high-efficiency throughput machine.

“Man-Machine Separation”: Slashing Energy Bills at the Source

The most significant leap in efficiency comes from “man-machine separation.” With the Shurack system, your forklift operators no longer enter the storage aisles. They simply place the pallet at the entrance of the correct lane. The Automated Pallet Runner takes over, transporting the pallet to the next available deep-lane position. This simple change means freezer doors remain closed for longer, forklift travel is minimized, and the risk of rack collision inside the aisle is completely eliminated. The operator is already on their way to retrieve the next pallet, effectively doubling their productivity.

Pallet shuttle system showing a forklift placing a shuttle at the aisle entrance, demonstrating man-machine separation.

Continuous Shifts with Zero-Downtime Battery Swapping

Conventional lead-acid batteries suffer significant performance degradation in cold environments and require lengthy charging cycles in a warmer, separate area. Our shuttles utilize a high-performance 48V LiFePO4 (lithium iron phosphate) battery, which maintains a stable output even in deep-freeze conditions. More importantly, the system is built for non-stop operation. When a battery runs low, the shuttle automatically returns to the aisle entrance. An operator can swap the lightweight battery pack in under 60 seconds, allowing the shuttle to immediately resume its tasks. This “battery swapping” logic eliminates charging downtime and the need for costly, space-consuming charging rooms, enabling true 24/7 continuous shifts, even during peak season.

Pallet shuttle system close-up on the 'Lithium power' indicator, highlighting the battery swap capability.

Engineered for the Cold: Q355B Steel and Built-in Safety

Structural integrity is non-negotiable. The Shurack pallettrucksysteem is constructed from high-strength Q355B grade steel, which maintains its ductility and resists embrittlement in environments down to -22°F (-30°C). This ensures the system’s longevity and safety under heavy, dynamic loads. Furthermore, understanding that the staging area is a high-traffic zone, the racking is designed with heavy-duty bollards and post protectors, providing a robust defense against accidental forklift impacts and safeguarding your investment.

Pallet shuttle system featuring robust safety bollards at the base of the racking to prevent forklift collision damage.
Calculate Your Cold Storage ROI

The Tangible ROI: Transforming Your P&L

By implementing a Shurack Deep Lane Shuttle solution, cold chain operators are not just buying racking; they are buying performance. The financial and operational benefits are direct and measurable:

Stop letting your cold storage facility’s potential be limited by outdated technology. It’s time to leverage a system designed for the unique pressures of the cold chain and turn your biggest operational expense—energy—into a competitive advantage.

Frequently Asked Questions for Cold Storage Applications

1. How does the lithium battery perform in -15°F (-25°C) environments compared to lead-acid?

The 48V LiFePO4 batteries used in our shuttles significantly outperform lead-acid in cold temperatures. They experience much less capacity degradation and maintain stable voltage for consistent shuttle speed. Combined with our 60-second battery swap system, you achieve continuous operation without the need for dedicated, heated charging rooms.

2. What is the emergency procedure if a shuttle breaks down deep inside a frozen aisle?

We’ve engineered a simple, robust solution called the “sister car” rescue. A second, functioning shuttle is fitted with a special mechanical attachment. It travels into the aisle, couples with the non-operational unit, and physically tows it out for maintenance. The entire process is mechanical, requires no personnel to enter the aisle, and can be completed by a trained operator in about 15 minutes, ensuring minimal disruption to your workflow.

3. Is the steel racking specially treated for high-humidity and low-temperature environments?

Absolutely. The primary material is Q355B high-strength steel, specifically chosen for its excellent performance and resistance to brittle fracture in sub-zero conditions. For environments with high humidity or where frequent wash-downs occur, we also offer a hot-dip galvanized finish for superior corrosion protection, ensuring the longevity and safety of the structure.

4. Can the system integrate with my existing Warehouse Management System (WMS) for temperature and batch tracking?

Yes. The Shurack system is designed with open WMS interfaces and can be fully integrated with most modern warehouse management and control systems (WMS/WCS), including leaders like SAP EWM. This allows for seamless task allocation, real-time inventory tracking, and full data logging for batch and temperature traceability, which is critical for GMP and HACCP compliance.

5. How does the system handle the non-standardized or slightly damaged pallets common in the food industry?

While all automated systems perform best with high-quality, standardized pallets (like GMA or Euro pallets), our shuttles are robustly designed. However, to ensure maximum uptime and prevent jams, we strongly recommend a pallet quality check before they enter the shuttle system. Using damaged or broken pallets is the primary cause of downtime in any automated warehouse. Implementing a simple pre-check process ensures smooth, uninterrupted operations.