Cold Storage Racking
Industrial racking systems purpose-built for cold rooms, chilled warehouses, and deep-freeze environments down to −35°C. From selective pallet racks to fully automated shuttle systems — Gieantech designs and manufactures cold storage racking that maximises your refrigerated cubic space, withstands extreme temperature cycling, and keeps your cold chain compliant from dock to dispatch.
−35°C
Operating Temperature
85%
Space Utilisation
4,000 kg
Per Level Capacity
57+
Countries Served
What Is Cold Storage Racking?
Cold storage racking — also known as cold room racking, freezer warehouse shelving, cold chain racking, or refrigerated storage systems — refers to industrial pallet racking engineered to operate reliably inside temperature-controlled environments ranging from +8°C chilled rooms down to −35°C deep-freeze chambers. Unlike standard warehouse racking, cold storage racks must withstand extreme thermal stress, moisture condensation, ice build-up, and the corrosive effects of repeated defrost cycles — all while maximising every cubic metre of expensive refrigerated space.
The core engineering challenge is material behaviour at sub-zero temperatures. Standard carbon steel becomes brittle below −20°C, increasing fracture risk under dynamic pallet loads. Cold storage racks use low-temperature-grade steel, sealed bearing components, cold-rated lubricants, and hot-dip galvanised or specialised powder-coat finishes that resist condensation corrosion. Every bolt, clip, and weld is specified for thermal cycling between ambient dock temperatures and deep-freeze storage zones.
At Gieantech, we manufacture the full range of cold storage racking solutions — from selective and drive-in racks for chilled rooms to radio shuttle, mobile, pallet flow, and AS/RS systems for high-density frozen warehouses. All systems are fabricated in our 20,000 m² Dongguan factory, tested to sub-zero performance standards, and exported to cold chain operators in 57+ countries.
−35°C
Deep-freeze rated
85%
Space utilisation
4,000 kg
Per level capacity
0 to −35°C
Full temperature range
20,000 m²
Dongguan factory
57+
Countries served
Why Cold Storage Demands Special Racking
Standard racking fails in cold rooms. The cost of using the wrong system compounds through energy waste, material failure, and food safety risks.
Steel Embrittlement
Standard carbon steel loses ductility below −20°C, becoming brittle and fracture-prone under forklift impact or dynamic pallet loads. A single brittle failure can cascade into a multi-bay rack collapse — catastrophic in a sealed cold room where evacuation is slow and product loss reaches six figures.
Corrosion & Ice Build-Up
Moisture from defrost cycles, door openings, and product respiration condenses on cold steel surfaces. Without proper galvanised or corrosion-resistant finish, racks rust from inside out — weakening structural connections invisibly until load-bearing capacity drops below safe limits.
£10–£20/m³/Month Energy Cost
Refrigerated space costs 5–10× more per cubic metre to build and operate than ambient warehousing. Every wasted cubic metre in a cold room represents £10–20/month in electricity alone. Inefficient rack layouts with excessive aisles bleed energy costs that compound indefinitely.
Worker Exposure Limits
Personnel in −25°C environments face strict exposure limits (typically 30–60 minutes per shift). Every second spent searching for pallets, manoeuvring in tight aisles, or waiting for slow rack operations is time workers endure dangerous cold — impacting safety, labour costs, and productivity.
Why Gieantech Cold Storage Racking Outperforms
Purpose-engineered for sub-zero environments — every component is specified for cold chain performance.
−35°C Rated Steel
Low-temperature-grade structural steel maintains ductility and impact resistance at −35°C. Every connection — bolts, clips, welds — is specified for sub-zero Charpy impact values, eliminating brittle fracture risk under dynamic forklift loads in deep-freeze environments.
85% Space Utilisation
High-density configurations (drive-in, shuttle, mobile, pallet flow) minimise aisle space and maximise pallet positions per cubic metre. In cold rooms where every m³ costs £10–20/month to cool, dense storage directly reduces your energy bill and delays costly facility expansion.
Anti-Corrosion Finish
Hot-dip galvanised (HDG 80–120 μm) or specialised cold-rated powder coat resists condensation, defrost moisture, ice cycling, and chemical wash-down. No rust formation on structural connections means consistent load-bearing capacity throughout the rack’s 15–25-year service life.
Minimal Worker Exposure
High-density and semi-automated rack systems (shuttle, AS/RS) reduce the time workers spend inside freezer zones. Automated pallet retrieval cuts per-pick labour exposure from 5–8 minutes to under 60 seconds, improving safety compliance and reducing cold-stress injuries.
Food Safety Compliant
Open-frame racking designs allow cold air to circulate freely around every pallet, maintaining uniform temperature distribution. Compatible with HACCP, FDA 21 CFR, and FSSC 22000 food safety requirements. No dead zones, no warm spots, no product-temperature excursions.
WMS & IoT Integration
Addressable pallet locations with barcode, RFID, or IoT temperature sensor integration. Real-time inventory tracking, FIFO/FEFO date-code management, and cold chain traceability from inbound dock to outbound dispatch — all from your WMS dashboard.
Fast Installation
Bolt-together construction minimises installation time inside cold rooms where prolonged door-open periods waste refrigeration energy. Pre-assembled modules and guided rail systems enable rapid deployment without welding — critical for retrofit projects in operating cold stores.
Scalable & Upgradeable
Start with selective racking and upgrade to drive-in, shuttle, or mobile as your cold storage throughput grows. Modular frame compatibility means the same upright frames support multiple racking configurations — future-proofing your refrigerated warehouse investment.
Cold Room Racking Solutions for Every Temperature Zone
Choose the configuration that matches your cold room temperature, throughput requirements, and inventory rotation method.
Selective Pallet Rack
Standard selective racking with HDG finish for cold rooms. 100% pallet selectivity for high-SKU environments like chilled distribution centres. Each pallet position individually accessible via reach truck. Ideal when product variety is high and FIFO/FEFO date-code management is critical.
Drive-In / Drive-Through
The cold storage workhorse. Deep-lane pallet storage with 85% space utilisation. Forklifts drive directly into rack lanes to place/retrieve pallets. LIFO (drive-in) or FIFO (drive-through). Ideal for bulk frozen storage with few SKUs and high pallet volumes per product.
Radio Shuttle System
Autonomous battery-powered shuttle carts move pallets within deep storage lanes. No forklift entry into lanes — reducing worker cold exposure and forklift damage risk. 24V Li-ion batteries with low-temp chemistry rated to −30°C. FIFO or LIFO selectable per lane.
Mobile Pallet Racking
Selective racks mounted on motorised mobile bases that eliminate fixed aisles. One movable aisle serves all rack rows, increasing pallet capacity by 80–120%. Sealed motors with low-temp lubricants rated to −35°C. The premium solution for high-value frozen inventory.
Pallet Flow Rack
Gravity-flow roller tracks move pallets automatically from loading to picking face. 100% FIFO rotation ensures first-expiry-first-out for perishable products. No electricity needed for pallet movement. Separate loading and picking aisles reduce forklift traffic inside the cold zone.
AS/RS Automated System
Stacker cranes or 4-way shuttles in high-bay frozen warehouses (up to 30 m). 24/7 unmanned operation eliminates worker cold exposure entirely. 99.9% pick accuracy with WMS integration. The ultimate solution for large-scale frozen food distribution and pharmaceutical cold chain.
What Makes Cold Storage Racking Different
Every component is purpose-specified for sub-zero temperature performance and moisture resistance.
Cold-Rated Steel Frames
Roll-formed uprights from low-temperature-grade Q235B/Q345B steel with Charpy V-notch impact testing at −40°C. Maintains structural ductility under dynamic forklift loads in deep-freeze environments where standard steel would become dangerously brittle.
HDG Anti-Corrosion Finish
Hot-dip galvanised zinc coating (80–120 μm) on all structural components. Zinc sacrificially protects steel from condensation corrosion during defrost cycles. Alternatively, specialised cold-rated epoxy powder coat for food-contact environments requiring colour coding.
Sealed Beam Connectors
Beam-to-upright clips and safety pins with sealed mechanisms that resist ice formation and frost binding. Standard spring clips seize in sub-zero conditions; our cold-rated connectors use Teflon-coated pins and stainless steel springs that function reliably at −35°C.
Insulated Floor Anchors
Base plates with thermal break spacers prevent heat transfer from floor heating systems (installed to prevent permafrost) into the rack structure. Grade 8.8 anchor bolts with corrosion-resistant zinc-flake coating for reliable hold in insulated cold room floors.
Cold-Rated Guide Rails
Floor guide rails for drive-in and shuttle systems made from cold-rated steel with HDG finish. Raised rail profiles prevent forklift wheel slip on ice-prone floors. Integrated drain channels prevent meltwater pooling that creates refreezing hazards.
Column Protectors & Safety
Heavy-duty column guards and rack-end barriers rated for forklift impact at cold temperatures (operators wear thick gloves with reduced grip sensitivity). High-visibility yellow/orange powder coat remains visible in low-light, frost-covered cold room conditions.
Engineering Data
Specifications cover our full cold storage racking range. All parameters are customisable to your cold room dimensions and temperature zone.
📐 Dimensions
🔩 Material & Finish
⚖️ Load & Safety
🚚 Project & Logistics
Cold Storage Racking Across Industries
Any business operating temperature-controlled storage benefits from purpose-engineered cold room racking.
Frozen Food & Meat
Frozen meat, seafood, poultry, and ready-meal processors store thousands of pallets at −18°C to −25°C. Drive-in and shuttle racks maximise density for bulk frozen storage while FIFO pallet flow ensures first-expiry-first-out rotation for regulatory compliance.
Dairy & Beverage
Milk, yoghurt, cheese, juice, and beer require +2°C to +8°C chilled storage with strict lot traceability. Selective racks with HDG finish provide 100% pallet access for high-SKU dairy product portfolios with rapid order-picking requirements.
Pharmaceutical & Biotech
Vaccines, biologics, and temperature-sensitive medicines require +2°C to +8°C (or −20°C) storage with GDP/GMP-compliant racking. IoT temperature sensors at every rack level verify cold chain integrity. Clean-room-compatible finishes and full traceability are standard.
Fresh Produce & Fruit
Controlled-atmosphere storage for fruits, vegetables, and flowers at +1°C to +12°C with specific humidity levels. Open-frame selective racks ensure maximum airflow around every pallet, preventing hot spots that accelerate ripening and spoilage.
Seafood & Aquaculture
Flash-frozen fish, shrimp, and shellfish require −25°C to −35°C deep-freeze storage. High-density drive-in and shuttle racks minimise door-open frequency and temperature fluctuation. HDG finish resists the aggressive salt and moisture environment of seafood cold rooms.
3PL Cold Chain
Third-party logistics providers manage multi-client frozen and chilled inventories with diverse SKUs and rotation requirements. Mobile racking combines high density with 100% selectivity — serving multiple clients with different temperature and access needs in a single cold room.
Ice Cream & Confectionery
Ice cream, frozen desserts, and chocolate require precise temperature control (−18°C to −28°C). Uniform cold air distribution around every pallet prevents partial melting and re-crystallisation that ruins texture and quality. Drive-in racks for bulk seasonal storage.
Chemical & Industrial
Temperature-sensitive chemicals, resins, adhesives, and biological samples require controlled storage from +5°C to −20°C. Cold storage racks with chemical-resistant finishes and containment sump trays provide safe, compliant storage for hazardous temperature-sensitive materials.
Cold Storage Racking Head-to-Head
Compare six major cold room racking systems to find the best match for your temperature zone, throughput, and budget.
| Specification | Selective | Drive-In | Shuttle | Mobile | Pallet Flow | AS/RS |
|---|---|---|---|---|---|---|
| Space Utilisation | 45–55% | 75–85% | 80–90% | 80–120%+ | 80–85% | 85–95% |
| Pallet Selectivity | 100% | Last pallet only | First/Last | 100% | First pallet only | 100% |
| Inventory Rotation | FIFO / FEFO | LIFO (FIFO w/ drive-through) | FIFO or LIFO | FIFO / FEFO | FIFO guaranteed | FIFO / FEFO |
| Temperature Rating | −25°C | −30°C | −30°C | −35°C | −25°C | −35°C |
| Worker Exposure | High | Moderate | Low | Moderate | Low | None |
| Automation Level | Manual | Manual | Semi-auto | Semi-auto | Gravity (passive) | Fully automated |
| Max Height | 12 m | 13.5 m | 12 m | 12 m | 10 m | 30 m |
| Load / Level | 4,000 kg | 4,000 kg | 1,500 kg | 4,000 kg | 2,000 kg | 2,000 kg |
| Forklift Type | Reach / CB | Reach truck | Reach truck | Reach truck | Reach / CB | Stacker crane |
| SKU Variety | ★★★★★ | ★★ | ★★★ | ★★★★★ | ★★ | ★★★★★ |
| Ideal Volume | 1,000–5,000 pallets | 3,000–15,000 pallets | 5,000–20,000+ pallets | 2,000–10,000 pallets | 1,000–8,000 pallets | 10,000–50,000+ pallets |
| Investment Level | ££ | ££ | £££ | ££££ | £££ | £££££ |
Temperature Zone & Racking Configuration Guide
Different temperature zones impose different engineering requirements on racking materials, finishes, lubricants, and operational constraints. Use this guide to match your cold room temperature classification to the correct racking specification. Our engineering team provides free temperature-zone assessments and 3D layout designs for your cold storage facility.
Chilled Storage Zone
Standard Q235B steel with HDG or powder coat. No special lubricants needed. Standard spring clips function normally. Selective or mobile racking preferred for high-SKU dairy, produce, and beverage. Air circulation critical for temperature uniformity.
Standard Frozen Zone
Q235B with HDG mandatory. Cold-rated lubricants on beam clips. Standard fasteners acceptable. Sealed bearings on guide rails. Drive-in or shuttle racks common for bulk frozen food. Worker exposure limited to 60 min/shift. Anti-slip floor coatings recommended.
Deep-Freeze Zone
Q235B/Q345B cold-rated steel, Charpy tested at −40°C. HDG 100–120 μm. Teflon-coated safety pins. Sealed motors with synthetic cold-rated lubricants for mobile/shuttle. Worker exposure 30–45 min/shift. Semi-automated systems (shuttle) strongly recommended.
Blast Freeze / CA Zone
Q345B mandatory. Full Charpy testing. HDG 120 μm + supplementary sealant on joints. All mechanisms sealed (ice-proof). Motorised mobile bases with heater elements on rail tracks. AS/RS or 4-way shuttle preferred for unmanned operation. Worker exposure severely restricted.
Ultra-Low / Pharma Zone
Specialist steel alloy or stainless 304/316L. Electropolished finish. Fully automated AS/RS only — no human entry. GDP/GMP-compliant with IoT temperature logging per location. Used for vaccines, biologics, and high-value pharmaceutical ingredients. Custom engineering required.
From Cold Room Blueprint to Installed Racking
Our cold storage racking projects follow a structured 6-step process designed for temperature-controlled environments.
Cold Room Assessment
Share your cold room dimensions, temperature zones, insulation spec, floor heating details, dock door locations, and pallet throughput requirements. Our engineers analyse the thermal environment and identify design constraints specific to your refrigerated facility.
3D Layout Design
Our cold storage specialists create a 3D AutoCAD layout optimising pallet positions, airflow paths, forklift traffic routes, and evaporator clearances. We simulate cold air circulation to ensure uniform temperature distribution around every pallet position in your cold room.
Material Specification
Based on your temperature zone, we specify the exact steel grade, Charpy impact test parameters, galvanising thickness, connector type, lubricant grade, and fastener coating. Detailed BOQ and quotation provided with material certifications and test reports.
Factory Production & QC
Manufacturing in our 20,000 m² Dongguan factory with in-line quality checks at every stage. Cold-bend testing on random samples, HDG thickness verification, weld inspection, and dimensional tolerance checks. Pre-shipment inspection report with photos.
Packaging & Shipping
Cold-storage-optimised packaging with VCI (Volatile Corrosion Inhibitor) wrapping to prevent condensation corrosion during ocean transit. Components sorted by cold room zone for efficient installation sequencing. Full container loading maximisation.
Installation & Commissioning
Bolt-together installation designed for minimal cold room door-open time. Pre-staged components outside cold zone, rapid assembly teams inside. Installation guide with torque specifications for cold-temperature fastening. Optional on-site commissioning and load testing.
Your Cold Storage Racking Manufacturer
Why cold chain operators in 57+ countries trust Gieantech for their refrigerated warehouse racking.
Own Factory, Own QC
20,000 m² Dongguan manufacturing base with dedicated cold storage racking production line. No middlemen, no subcontracting. Every component manufactured under our ISO 9001 quality management system with full traceability from raw steel to finished rack.
Cold Storage Specialists
Dedicated cold storage engineering team with experience designing rack systems for frozen food, pharmaceutical, seafood, and 3PL cold chain facilities across 57+ countries. We understand thermal constraints, airflow requirements, and food safety regulations.
Free 3D Cold Room Design
Every project includes complimentary 3D AutoCAD layout design with cold air circulation analysis, evaporator clearance planning, and forklift traffic flow optimisation. We design for maximum pallet density with zero hot spots or dead zones.
Material Certification
Full material test certificates including Charpy V-notch impact test reports at −40°C, tensile strength data, HDG thickness verification, and chemical composition analysis. Every batch of steel traced back to the mill with original certificates.
57+ Countries Exported
Proven track record shipping cold storage racking to frozen food warehouses, pharmaceutical cold rooms, and 3PL distribution centres across Europe, Southeast Asia, Middle East, Africa, South America, and Oceania. Container-optimised packaging for global logistics.
24-Hour Support
Rapid response technical support for cold storage projects. 48-hour preliminary design turnaround. Dedicated project manager for each cold room racking installation. WhatsApp, email, and phone support in English, Chinese, and Spanish.
Quality & Compliance Standards
Every cold storage racking system meets international quality, safety, and food-industry compliance standards.
ISO 9001:2015
Quality management system certified for design, manufacture, and export of industrial storage systems
CE Marking
European conformity for structural safety and performance of cold storage racking in EU markets
AS 4084
Australian standard for steel storage racking design, manufacture, and installation
SGS Tested
Independent third-party load testing and material verification for cold storage racking systems
HACCP Compatible
Racking design and finish compatible with HACCP food safety management systems for cold chain compliance
Cold Storage Racking Questions Answered
Our cold storage racking systems are engineered for temperatures from +8°C chilled rooms down to −35°C deep-freeze chambers. For ultra-low temperatures (−35°C to −80°C) used in pharmaceutical applications, we offer specialist stainless steel AS/RS solutions. All structural steel is Charpy V-notch impact tested at −40°C to verify ductility under sub-zero conditions.
Hot-dip galvanised (HDG) zinc coating at 80–120 μm is our primary finish for cold storage applications. The zinc layer sacrificially protects steel from condensation corrosion during defrost cycles. For food-contact environments requiring colour coding, we offer specialised cold-rated epoxy powder coat that maintains adhesion under thermal cycling.
Drive-in racking is the most popular choice for bulk frozen food storage due to its 85% space utilisation and cost-effectiveness. For facilities needing higher throughput with reduced worker exposure, radio shuttle systems are ideal. For the highest density with 100% selectivity, mobile racking is premium. We recommend a free consultation to match the right system to your specific temperature, throughput, and SKU requirements.
No — standard warehouse racking should never be installed in cold rooms below +5°C. Standard carbon steel becomes brittle at sub-zero temperatures, increasing fracture risk under dynamic loads. Standard finishes corrode rapidly from condensation and defrost moisture. Standard beam connectors seize from ice formation. Cold storage racking requires cold-rated steel, HDG finish, sealed connectors, and insulated floor anchors.
Our primary corrosion prevention is hot-dip galvanising (HDG) at 80–120 μm zinc thickness. Zinc coating sacrificially protects steel even when scratched by forklifts. We also use sealed beam connectors with Teflon-coated pins, zinc-flake coated Grade 8.8 anchor bolts, and stainless steel springs. These combined measures ensure 15–25 years of corrosion-free performance even with daily defrost cycles.
Our standard MOQ for cold storage racking is 50 bays (negotiable for repeat customers or large projects). For automated systems (shuttle, mobile, AS/RS), MOQ is project-based. Lead time is typically 25–45 days depending on system complexity and finish requirements. We offer split shipment for phased cold room construction projects.
Yes. Our bolt-together construction is specifically designed for cold room retrofit projects. We survey your existing cold room dimensions, floor load capacity, evaporator positions, and door locations, then design a racking layout that maximises pallet positions within the existing envelope. Rapid installation minimises door-open time and refrigeration energy waste during the retrofit.
We provide comprehensive installation support including detailed installation drawings with cold-room-specific torque specifications, component staging plans (pre-sort outside cold zone), and rapid-assembly sequences designed to minimise cold room door-open time. We can arrange professional installation teams for projects in Southeast Asia, Middle East, and Africa. For other regions, we provide installation supervision or detailed video guidance.
We provide a 10-year structural warranty covering frame uprights, beams, and bracing against manufacturing defects and premature corrosion failure when installed and maintained according to our guidelines. HDG finish carries a 15-year anti-corrosion warranty. Mechanical components (shuttle carts, mobile bases) carry a 2-year warranty. Extended warranties available for large-scale projects.
Ready to Optimise Your Cold Room Storage?
Get a free 3D cold room layout design with temperature-zone analysis. Our cold storage specialists will maximise your pallet density while ensuring perfect airflow and food safety compliance.