Unit load device

Published on: October 7, 2025

If you’ve ever dealt with air freight, you’ve probably heard the term unit load device come up in conversations with carriers or warehouse teams. It’s a common part of moving cargo by air.

Let’s go through what it means and how it’s used.

Unit Load Device Meaning

A unit load device is a container or pallet used to hold cargo during air transport. It helps group freight into a single unit for easier handling, loading, and unloading.

The key benefit is that it reduces the number of individual packages that need to be managed, which speeds up processes and keeps shipments secure during flights.

Why Unit Load Devices Matter

Airlines use unit load devices to save time and space. By combining cargo into one unit, they can load aircraft more efficiently and reduce the chances of lost or damaged items.

These devices also help with:

  1. Faster loading and unloading at airports

  2. Safer transport of goods

  3. Better use of space in the cargo hold

Unit Load Device Types

There are many unit load device types depending on the kind of aircraft and cargo being shipped. Some are rigid containers with metal frames, while others are flat pallets with cargo nets.

Common types include:

  1. Containers with doors or open sides

  2. Pallets secured with netting or covers

  3. Temperature-controlled containers for sensitive goods

Each one is labeled and tracked to make sure it ends up on the right flight and route.

ULD Unit Load Device in Logistics

You might also see the term ULD unit load device. ULD stands for unit load device, so this is just a more specific way of saying the same thing, often used in technical or airline documents.

Using ULDs ensures smoother operations across cargo terminals and flights.

Unit Load Devices Air Cargo Use

Most unit load devices are built specifically for air cargo. They are designed to fit the aircraft’s contours and lock securely in place.

This makes them essential for airlines and freight forwarders who need to move high volumes quickly and safely.

Final Thoughts

Having the right equipment makes a big difference in air freight. That’s why Newl supports shippers with the tools and knowledge to move goods securely and efficiently. From choosing the right unit load containers to ensuring smooth handoffs at the airport, we help you stay ahead in global logistics.

Frequently Asked Questions

1. Who supplies the unit load devices for a shipment?

Airlines typically provide them, but freight forwarders may also rent or supply them depending on the shipment.

2. Do unit load devices require special handling?

Yes. They are tracked, labeled, and must be packed according to airline safety standards.

3. Are they used in other transport modes like trucking?

Not usually. These devices are designed specifically for aircraft cargo holds and aren’t practical for road freight.