A complete lineup of cooling and heating solutions for trailers that offers more choices, greater efficiency and precise temperature control.

Choose your trailer application

For more than 11 years, Thermo King Precedent®  has been the leading reefer unit in North America.

Proven reliability

For more than 11 years, the Thermo King Precedent® portfolio has been the leading trailer reefer unit in North America.

With over 200,000 units on the road, we have engineered our trailer refrigeration units for performance, sustainability and reduced total cost of ownership.

Single and multi temp options in both our C and S Series allow for flexibility and are designed with years of expertise and cutting-edge technology to ensure deliveries reach their destination in pristine condition, no matter the climate or location.

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ConnectedSuite™ telematics

Every Precedent reefer unit comes equipped from the factory with 24 months of complimentary TracKing® Telematics, making it easier for fleets to monitor and analyze their refrigerated fleet operations.


We set the Precedent for sustainable solutions

For over a decade, the Precedent® S-Series reefer unit delivered unmatched evergreen CARB compliant solutions and has been a proven TRU you rely on to deliver temperature-critical products across the country.


Power management solutions to keep you up and running

Thermo King’s power solutions platform is designed to cost-effectively produce and manage your power while on the road, keeping your lift gates powered during peak delivery times and your interior trailer lights powered for your entire route.

An extensive portfolio for cold chain transportation

Our trailer portfolio is the culmination of decades of product innovations designed to help enhance fleet efficiencies. Whether you haul dairy products, fresh produce, frozen meat, or pharmaceuticals, we have the solution for any application.

Diesel direct electric architecture

The Precedent platform utilizes our unique DDE (Diesel Direct Electric) architecture to drive optimum efficiencies and double-digit fuel savings across real-world applications. It’s a smarter approach, with the expressed goal of making a lasting difference on your budget.

Reduce risk in food transportation

Whether your business is home delivery or long haul, safely transporting refrigerated goods is a high priority. Take action now to mitigate risk in your cold chain by following food safety guidelines.