Mobile Racking for Cold Storage &

Mobile Racking for Cold Storage and Freezer Warehouses

Running costs in a cold storage or freezer warehouse are driven largely by how much air volume the refrigeration system has to keep cold. Every open aisle, every metre of unused space, adds to that volume, which is why the racking layout itself has a direct effect on energy spend. Mobile racking addresses this at the source, by removing permanently open aisles and compacting storage into a single working aisle at a time.

What Is Mobile Racking?

Mobile racking consists of racking units mounted on a motorised base that moves along floor-fixed rails. Rather than every aisle staying open all the time, as with static racking, only one aisle needs to be open at any given moment, wherever a forklift needs access. The rest of the racks sit compacted together. For a broader look at how this fits alongside Palian’s other cold storage systems, see our cold storage racking solutions overview.

How Mobile Racking Reduces Energy Costs in Cold Storage

Mobile racking compacts pallet rows together and opens only one working aisle at a time, instead of leaving multiple aisles permanently open. This means there is far less empty air space to keep cold, which lowers the energy your refrigeration or freezer system needs to run. Over time, this can meaningfully cut the running costs of a cold storage facility, often the single largest ongoing operating expense in a refrigerated warehouse.

How Much Additional Capacity Can Mobile Racking Add?

Mobile racking can increase usable storage capacity in a cold room or freezer by up to 90%, since it removes the need for multiple static aisles. This allows warehouses to store significantly more stock within the same refrigerated footprint, without needing to expand the building, which is particularly valuable given how expensive refrigerated floor space is to build in the first place.

Safety Features for Sub-Zero Operation

Mobile racking is designed and built to operate safely in sub-zero freezer environments. Systems include safety features such as emergency stop buttons, light curtains and photoelectric sensors, which detect obstacles or people and stop movement immediately, even in the low-visibility conditions common in freezer rooms.

Temperature Range and System Specification

Mobile racking systems are typically suitable for temperatures ranging from standard ambient warehouse conditions down to as low as minus 30 degrees Celsius. The exact range depends on the motors, electronics and materials specified for the system, so it is worth confirming this with your supplier for extreme freezer applications. Material choice matters here too, and our article on galvanised racking for humid and freezing conditions explains why corrosion resistance is particularly important in cold environments, where condensation is a constant factor.

Where Mobile Racking Fits Alongside Other Cold Storage Systems

Mobile racking is not the only high-density option used in refrigerated warehouses. Facilities storing large volumes of a single SKU sometimes use drive-in and drive-through racking systems instead, which trade the moving base for forklift-accessible lanes. The right choice depends on SKU variety, turnover and how often full aisle access is genuinely needed. Facilities in the food and beverage sector in particular often combine both systems across different zones of the same facility.

Why Choose Palian for Mobile Racking in Cold Storage

Palian designs and manufactures mobile racking systems locally, engineered for the demands of South African cold storage and freezer environments, from motor and electronic specification through to corrosion-resistant finishes.

View our mobile racking product range, or contact Palian to discuss a system specified for your facility’s temperature range and throughput.

Frequently Asked Questions