Custom Pallet Sizes
When standard dimensions do not fit your product, warehouse, or shipping requirements, a custom-built pallet delivers better protection, lower costs, and higher efficiency.
Request a Custom Pallet Quote
Tell us your dimensions, load requirements, and quantities. We will pass your request to a partner supplier in our network who builds custom pallets and can follow up with design questions and pricing.
When Standard Pallet Sizes Do Not Work
Standard pallet sizes like the 48×40 GMA and the EUR 1 are designed to work with the broadest possible range of logistics infrastructure. But not every product fits neatly onto a standardized footprint. In many cases, forcing a non-standard product onto a standard pallet creates more problems than it solves — overhang that catches on racking, underhang that wastes expensive trailer space, or load instability that leads to damage and safety hazards.
Here are the most common scenarios where custom pallets are the better choice:
- Oversized products: Items like appliances, HVAC equipment, solar panels, and machinery that extend beyond the 48×40 footprint need a pallet that fully supports the load without overhang.
- Narrow or small products: If your product only occupies a 30×24-inch area, shipping it on a 48×40 pallet leaves more than 60% of the footprint unused. A right-sized pallet lets you fit more units per truckload.
- Container optimization: A 20-foot ocean container has different internal dimensions than a 53-foot domestic trailer. Custom pallets can be designed to tile a container floor with minimal wasted space.
- Heavy or concentrated loads: Products like stone, metal castings, or industrial equipment may exceed the weight capacity of standard pallets. Custom pallets with thicker stringers, more deck boards, or hardwood construction can handle loads that would crush a standard design.
- Automation compatibility: Automated storage and retrieval systems (AS/RS) have precise dimensional tolerances. A custom pallet engineered to your system’s exact specifications prevents jams and downtime.
- Product-specific cradles: Some products, like cylindrical drums, coils, or irregularly shaped equipment, benefit from pallets with built-in cradles, notches, or recesses that secure the load without additional dunnage.
Common Custom Pallet Sizes by Industry
While “custom” means built to your specifications, many industries have settled on their own non-standard sizes that are custom relative to the GMA/EUR world but standard within their sector. The table below shows the most commonly ordered custom sizes across different industries.
| Industry | Common Custom Size | Why Custom | Typical Load | Special Features |
|---|---|---|---|---|
| Solar / PV Panels | 42 × 68 or 45 × 78 | Matches panel module dimensions (varies by manufacturer) | 1,500 - 2,500 lbs | A-frame or rack-style supports, edge protection |
| HVAC / Appliances | 30 × 30, 36 × 28, 52 × 28 | Sized to individual unit footprints | 200 - 800 lbs | Flush deck, anti-slip coating, cradles |
| Automotive (OEM) | 45 × 45, 48 × 32, 56 × 44 | Fits assembly line flow racks and containers | 1,000 - 3,500 lbs | Returnable, hardwood, precise tolerance |
| Steel / Metal Fab | 60 × 48, 72 × 36, 120 × 48 | Heavy concentrated loads; oversized products | 3,000 - 10,000 lbs | 4×6 stringers, bolted construction, oak |
| Electronics | 36 × 30, 44 × 32, 48 × 32 | Precise fit for server racks, displays, appliances | 500 - 2,000 lbs | Flush deck, moisture barrier, clean wood |
| Glass / Windows | 36 × 60, 48 × 72, custom per unit | A-frame or L-frame for vertical glass transport | 800 - 3,000 lbs | Rubber padding, A-frame supports, strapping |
| Aerospace | Custom to component | Unique shapes; strict traceability requirements | 500 - 5,000 lbs | Foam cradles, air-freight dimensions |
| Wine / Spirits | 40 × 32, 44 × 36 | Optimized for case counts per pallet | 1,800 - 2,500 lbs | New wood only, HT stamp, flush deck optional |
| Paper / Printing | 40 × 48, 45 × 36 | Matches roll widths and sheet sizes | 2,000 - 4,000 lbs | Flush deck, no protruding nails |
How to Determine Optimal Custom Dimensions
Designing a custom pallet starts with understanding the complete logistics journey your product will take. The optimal size balances product support, transport efficiency, and handling compatibility. Here is a step-by-step approach:
Measure the Unit Load
Measure the length, width, and height of the packaged product or the unit load you plan to stack on the pallet. Include any packaging, shrink wrap, or protective materials. For products loaded in cases, determine how many cases make up a full pallet layer and what their combined footprint is.
Map the Transport Mode
Identify every vehicle, container, and conveyance your pallet will ride in. A 53-foot trailer is 100.5 inches wide inside; a 20-foot ocean container is about 92.1 inches wide. Air freight containers have unique dimensions by aircraft type. Your pallet must tile efficiently within these constraints.
Check Handling Equipment
Confirm your forklifts, pallet jacks, and racking systems can handle the proposed dimensions. Standard forklift forks are 42 or 48 inches long. Pallet jack widths vary from 20 to 27 inches between the forks. Racking beam spacing must accommodate the pallet depth with adequate clearance.
Optimize the Cube
Use pallet loading software or manual calculations to find the pallet size that maximizes trailer utilization. Sometimes a pallet that is 2 inches smaller on one dimension allows you to fit an extra row of pallets per trailer, which can noticeably cut freight costs.
Engineering Calculation Examples
Custom pallet design requires engineering calculations to ensure the pallet safely supports the intended load. Below are two illustrative examples of how custom pallet design problems are typically approached.
Example 1: Heavy Equipment Platform
Requirements
- Product: Industrial compressor, 4,500 lbs
- Footprint: 54″ × 36″
- Concentrated load on four mounting feet (6″ × 6″ each)
- Transport: Flatbed truck, domestic
- Must survive being crane-lifted from pallet corners
Design Solution
- Pallet size: 60 × 42″
- Construction: 4 hardwood (oak) stringers, 2″ × 6″ each
- Deck: 1″ thick oak boards, flush (no gaps)
- Reinforcement: Steel angle brackets at all 4 corners
- Pallet weight: about 125 lbs (oak at roughly 47 lbs/ft³)
- Rated capacity: confirmed by the supplier’s design calculation or testing, with a safety margin above the 4,500 lb load
Example 2: Automated Warehouse Pallet
Requirements
- AS/RS system with ±0.25″ tolerance
- Conveyor width: 44″ between guides
- Product: Mixed-case pharmaceutical orders
- Average load: 800 lbs
- Must have flat bottom deck for conveyor rollers
Design Solution
- Pallet size: 43.5 × 39.5″ (±0.125″ tolerance)
- Construction: Block pallet with 9 blocks
- Top deck: Flush plywood panel (no board gaps)
- Bottom deck: 3 continuous runner boards running the full length for conveyor rollers
- Wood: Kiln-dried SYP, max 12% moisture
- All boards planed to consistent thickness
Material Selection Guide with Strength Data
The material you choose for a custom pallet affects its load capacity, weight, durability, cost, and compliance with international shipping regulations. Below is a comprehensive comparison of pallet materials including mechanical strength properties critical to engineering calculations.
| Material | Bending Strength (psi) | Compression (psi) | Density (lbs/ft³) | ISPM-15 |
|---|---|---|---|---|
| White Oak | 15,200 | 7,440 | 47 | Required |
| Hard Maple | 15,800 | 7,830 | 44 | Required |
| Southern Yellow Pine | 12,800 | 6,150 | 35 | Required |
| Douglas Fir | 12,400 | 7,230 | 34 | Required |
| Spruce-Pine-Fir (SPF) | 9,400 | 5,410 | 28 | Required |
| Plywood (CDX, 3/4″) | 6,000-8,000 | 3,500-4,500 | 36 | Exempt |
| OSB (3/4″) | 4,000-6,000 | 2,500-3,500 | 40 | Exempt |
| Presswood (Molded) | 3,000-5,000 | 2,000-3,000 | 42 | Exempt |
Bending strength = Modulus of Rupture (MOR). Compression = Compression Parallel to Grain. Values are approximate for clear wood at 12% moisture content. Plywood, OSB, and presswood are processed wood products, which ISPM-15 exempts from treatment.
Fastener Specifications for Custom Pallets
Fasteners are the most critical component in pallet construction after the wood itself. The wrong fastener type, size, or quantity can significantly reduce pallet capacity and cause premature joint failure. Below are the fastener types used in custom pallet construction with their specifications and appropriate applications.
| Fastener Type | Diameter | Length | Withdrawal Resistance | Shear Strength | Best Application |
|---|---|---|---|---|---|
| Helical (Spiral) Nail | 0.113 - 0.131″ | 2.0 - 3.0″ | Very High | High | Standard pallet construction; best overall |
| Annular (Ring-Shank) Nail | 0.113 - 0.131″ | 2.0 - 3.0″ | High | High | Hardwood pallets; high-vibration environments |
| Smooth-Shank Nail | 0.113 - 0.131″ | 2.0 - 3.0″ | Low | Moderate | Not recommended; single-use only |
| Deck Board Screw | #8 - #10 | 2.5 - 3.0″ | Very High | Very High | Heavy-duty custom; returnable pallets |
| Carriage Bolt | 5/16 - 3/8″ | 3.5 - 5.0″ | N/A (through-bolt) | Very High | Extreme loads; crane-lifted pallets |
Withdrawal resistance ratings are qualitative. Actual holding power varies with wood species, moisture content, and grain direction. Always drive nails perpendicular to the wood surface and avoid splitting the board.
Surface Treatment Options for Custom Pallets
Heat Treatment (HT)
The usual ISPM-15 treatment for international shipments. Wood is heated to a 56°C core temperature for 30 minutes in an approved kiln, which kills insects and pathogens without affecting structural properties.
Used for: Wood pallets in international trade
Kiln Drying (KD)
Reduces moisture content (commonly to 19% or below) in a controlled kiln. Helps prevent mold growth, reduces weight, and stabilizes dimensions. Often specified for pharmaceutical and precision automated applications.
Often specified for: Pharma, food, precision AS/RS
Anti-Slip Coating
A rubberized or textured coating applied to the top deck surface to prevent loads from sliding during transport. Particularly useful for smooth-bottomed products like shrink-wrapped cases, metal containers, or plastic bins.
Best for: Smooth products, unstable loads, inclined conveyors
Planing / Sanding
Boards are run through a planer or sanded to create a smooth, splinter-free surface. Reduces board thickness variation, which helps automated systems with tight tolerances.
Best for: AS/RS, conveyor systems, food contact
Color Coding / Painting
Pallets can be painted or color-coded for visual sorting, department identification, or pool management. Common colors include blue, red, green, and yellow. Full coverage or stripe marking available.
Best for: Inventory management, pool identification, safety
Waterproof Sealant
A moisture barrier applied to all wood surfaces to prevent water absorption, mold growth, and dimensional instability in wet or outdoor environments. Can extend pallet life in exposed conditions.
Best for: Outdoor storage, cold chain, wet environments
Testing Requirements for Custom Pallets
Custom pallet designs should be validated through standardized testing to confirm they meet the intended load ratings. The primary testing standard is ASTM D1185, which defines test methods for pallets and related structures. Below are the key tests and when they are recommended.
| Test Type | Standard | What It Measures | When Required |
|---|---|---|---|
| Uniform Load Bending | ASTM D1185 | Deck board deflection under evenly distributed load | All new custom designs |
| Rack Load Test | ASTM D1185 | Pallet capacity when supported on rack beams only | Any pallet used in racking |
| Compression Test | ASTM D1185 | Maximum compressive load before structural failure | Heavy-duty and stacked pallets |
| Drop Test | ASTM D6179 | Impact resistance when dropped from handling height | Pallets subject to rough handling |
| Vibration / Fatigue | ASTM D999 | Joint integrity under sustained vibration | Long-haul trucking, multi-trip pallets |
| Moisture Content | ASTM D4442 | Percentage of water in the wood by weight | Export, pharma, food applications |
What to Expect: From Request to Delivery
Custom pallet orders generally follow the same sequence of steps. Exact timing depends on the design, the quantity, and the partner supplier’s schedule, so confirm lead times with the supplier when you receive your quote.
Request & Quote
Submit your requirements via the form above. Include dimensions, load weight, material preference, quantity, and any special features. We pass your request to a partner supplier in our network, who will follow up with any questions and a quote.
Design Review
The supplier reviews your specifications, selects materials and construction methods, and works out the load capacity. For complex designs, a supplier may ask for a sample of your product for fit testing and send a design specification for your approval.
Prototype (If Needed)
For first-time custom designs, many suppliers can build a small number of prototype pallets for you to test. This step catches dimensional or handling issues before a full production run.
Production
Once the design is approved, the supplier schedules production. Lead time depends mainly on quantity and the supplier’s current workload; larger orders may be produced in batches.
Delivery or Pickup
Delivery or pickup is arranged directly with the partner supplier. Ask about delivery options, unloading requirements, and any delivery charges when you review your quote.
Build the Perfect Pallet for Your Product
From small display pallets to oversized heavy equipment platforms, tell us what you need to ship. SD Re Pallet will pass your request to a partner supplier in our network who builds custom pallets.
Request a Custom Pallet Quote