Maintaining your heavy truck’s air conditioning: Essential?
16/04/2025
WEBASTO: Auxiliary Heater and Engine Preheater
03/11/2025Benefits of Auxiliary AC for Tractor-Trailers Comfort and Savings
When you spend your days — and sometimes your nights — in a truck, comfort on board makes all the difference. And if your tractor is equipped with a conventional air conditioning system, that's already a good start. But there's an even more advantageous solution: the auxiliary air conditioning system. Less well-known, but frankly useful, it offers quite a few advantages, especially for drivers who spend a lot of time on the road.
Here's why it's really worth considering.
1.
Comfort, even when stopped
The biggest advantage of an auxiliary system is that it can operate with the engine off. In other words, during your breaks or rest nights, you can keep the cabin cool without running the main engine. No more waking up in a sweat or starting the engine just to get some air: the air conditioning runs completely independently.
And when you know that rest periods are meant for recovery, it's a comfort that changes everything.
2.
Less fuel burned for nothing
Running the engine just to run the AC consumes fuel — and quite a bit. An auxiliary system, on the other hand, is designed to be energy-efficient, often powered by batteries or a small independent unit.
Result: you maintain a pleasant temperature in the cabin without wasting fuel, which, in the long run, makes a big difference to your budget.
3.
Less wear and tear, more peace of mind
Running the engine while stationary is not ideal for the mechanics. It wears it out faster, makes noise, and can lead to more frequent breakdowns. By opting for an auxiliary system, you preserve the main engine while maintaining the comfort of good AC. It's therefore a good way to save on long-term maintenance.
4.
Compliance with regulations (and the environment)
More and more regions are imposing restrictions on prolonged truck idling. With an auxiliary system, you comply with regulations while continuing to enjoy a comfortable temperature. As a bonus, you reduce CO₂ and fine particle emissions — a small gesture for the planet, and a big plus for your company's image!
5.
A real asset for everyday life
Ultimately, an auxiliary air conditioning system is not just a gadget. It's a smart investment that improves the quality of life on board, reduces fuel and maintenance costs, and allows you to comply with regulations without sacrificing your comfort.
