LTL Freight Class Calculator for Amazon FBA
Estimate freight class from pallet count, dimensions, and total weight before you quote LTL/FTL freight.
FBA LTL/FTL Freight Class
Density-based estimate you can sanity check fast
Use this calculator to find a more accurate freight class for Amazon FBA partnered LTL quotes, instead of overpaying when Amazon auto-selects the highest-cost class.
-
Density-first logic
Computes cubic footage across all pallets and maps density to the common NMFC density breakpoints.
-
Clear guidance
Shows total cubic feet, density, and the class range your shipment likely falls into.
-
Built for FBA shippers
Save cost on each shipment by providing an accurate freight class to Amazon
Density to class reference
| Density (lb/ft^3) | Likely class |
|---|---|
| >= 50 | 50 |
| 35 - < 50 | 55 |
| 30 - < 35 | 60 |
| 22.5 - < 30 | 65 |
| 15 - < 22.5 | 70 |
| 13.5 - < 15 | 77.5 |
| 12 - < 13.5 | 85 |
| 10.5 - < 12 | 92.5 |
| 9 - < 10.5 | 100 |
| 8 - < 9 | 110 |
| 7 - < 8 | 125 |
| 6 - < 7 | 150 |
| 5 - < 6 | 175 |
| 4 - < 5 | 200 |
| 3 - < 4 | 250 |
| 2 - < 3 | 300 |
| 1 - < 2 | 400 |
| < 1 | 500 |
Actual NMFC class can change based on handling, stowability, and liability. Confirm with your carrier or 3PL.
Want to learn more about FNSKU Studio?
We streamline FBA prep, labeling, and warehouse operations with built-in inventory management for cross-dock and put-away workflows.