# Constant Temperature Freight Transport

*Last updated: 2026-06-23*

> Keeping temperature-sensitive cargo within a precisely defined range from loading to final delivery is the core function of constant temperature freight transport—a more stringent standard than ordinary refrigerated haulage, where brief excursions outside the target range may be tolerated.

Keeping temperature-sensitive cargo within a precisely defined range from loading to final delivery is the core function of constant temperature freight transport—a more stringent standard than ordinary refrigerated haulage, where brief excursions outside the target range may be tolerated. GMP-regulated pharmaceuticals, deep-frozen food, biological specimens, and certain chemicals all fall within this category. ATP-certified reefer vehicles or refrigerated containers with active cooling units are standard, supplemented by passive elements such as dry ice or gel packs and continuous data logger records. Pre-cooled loading bays, controlled loading procedures, and unbroken temperature documentation are baseline requirements that shippers, forwarders, and carriers must demonstrate to customers and regulatory authorities. The distinction from general cold-chain transport lies in the complete exclusion—rather than mere reduction—of temperature excursions.

**Source:** [https://en.wikipedia.org/wiki/Refrigerated_transport](https://en.wikipedia.org/wiki/Refrigerated_transport)

## Quick Facts

| Property | Value |
|---|---|
| Term | Constant Temperature Freight Transport |
| Language | EN |
| Word count | 122 |
| Last updated | 2026-06-23 |
| Source | https://en.wikipedia.org/wiki/Refrigerated_transport |

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