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Pallet Loading Capacity Estimator

The Pallet Loading Capacity Estimator estimates how many identical rectangular cartons can be stacked on a pallet using a fixed, non-rotated grid pattern. It calculates whole cartons along the pallet length and width, then multiplies the cartons per layer by the number of full carton layers that fit within the allowed loaded height.

This provides a quick geometric capacity check for packaging teams, warehouse planners, and shippers comparing carton dimensions or pallet configurations. The result is not a structural or safety limit. Actual pallet loads may need fewer cartons because of pallet deck size, edge overhang rules, interlocking patterns, carton compression strength, unstable stacking, slip sheets, stretch wrap, center-of-gravity requirements, or maximum pallet weight.

Calculator inputs

cm
cm
cm
cm
cm
cm
Result
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Estimated cartons per pallet
Cartons per layer—
Full layers—
Unused top height—

1. Enter pallet deck dimensions
Use the usable pallet length and width in centimeters.

2. Enter maximum loaded height
Use the total carton-stack height allowed above the pallet deck, unless your own standard defines the input differently.

3. Enter carton dimensions
Provide the outside carton dimensions in the fixed orientation you want to test.

4. Review layer geometry
The calculator counts whole cartons along pallet length and width and reports the resulting cartons per layer.

5. Review total capacity
Full layers are based on carton height, and the main result multiplies layers by cartons per layer.

Cartons along pallet length = floor(Pallet length / Carton length) Cartons along pallet width = floor(Pallet width / Carton width) Cartons per layer = Along length × Along width Full layers = floor(Maximum loaded height / Carton height) Estimated cartons per pallet = Cartons per layer × Full layers Unused top height = Maximum loaded height − Full layers × Carton height

The model assumes identical rectangular cartons, a fixed orientation, no overhang, and no weight or stability constraint.

What the result means

The result is the carton count for a simple fixed-orientation rectangular stack that stays within the entered pallet footprint and height.

A feasible geometric count may still be unsafe or impractical. Confirm pallet weight, package strength, stacking pattern, securement, and handling requirements.

Given: pallet deck = 120 cm × 100 cm, maximum carton-stack height = 145 cm, carton = 38 cm × 31 cm × 24 cm.

Calculation: Along length = floor(120 / 38) = 3. Along width = floor(100 / 31) = 3. Cartons per layer = 9. Full layers = floor(145 / 24) = 6. Capacity = 9 × 6 = 54 cartons. Unused top height = 145 − 6 × 24 = 1 cm.

Result: Estimated pallet capacity = 54 cartons.

The stack fits six complete carton layers in the chosen orientation, with about 1 cm of unused height.

Does this estimator allow carton overhang?

No. It only counts cartons that fit inside the entered pallet length and width. If your operation permits overhang, that requires a different loading rule.

Does maximum loaded height include the pallet itself?

In this calculator it represents the height available for the carton stack above the pallet deck. If your limit includes pallet height, subtract the pallet height before entering the value.

Can I rotate cartons on alternate layers?

Not automatically. The model uses one fixed orientation, so more complex pinwheel, interlock, or mixed-orientation patterns need separate load planning.

Why is weight not part of the capacity result?

The calculator estimates geometric carton count only. You must separately check pallet rating, equipment limits, transport limits, and product weight.

How can I compare two carton designs?

Run each carton dimension set with the same pallet and height inputs. Compare both carton count and operational considerations such as stability and packaging performance.