Bring your own verified data

Templates and source notes

These downloads are the same illustrative examples used by Carton Fit Desk. They are not live prices, supplier inventory, manufacturer certifications, or customer records.

Start with a small example

• Download illustrative inputs JSON for the Import JSON button.
• Download Candidate cartons CSV example. CSV columns: name,length,width,height in mm,unitCost in USD,quantity,divisor in cm³/kg. Use a header row; divisor is user-supplied and defaults to 5000 when blank.

Replace assumptions before using a result

Keep units and column order intact. Replace example values with dated measurements or source specifications. Save a separate private copy of your inputs, then use the tool to validate and recalculate them.

Reference sources

• UPS dimensions and billable weight
• FedEx dimensional weight guidance
• Packhelp packaging toolbox

Links explain context or method; they do not validate your specific equipment, costs, stock, or job. Review the model assumptions before a purchase or client handoff.

Method and examples reviewed 2026-09-30. Examples are illustrative; input values and specifications are not independently verified.