Why Blower Motors, Resistors & Switches Matter for Semi Truck HVAC Systems
Blower motors push warm or cool air through the vents, while resistors and switches give drivers control over airflow speed. Over time, these components wear down, leading to weak airflow, poor climate control, or even complete system failure.
That's why we stock a wide selection of blower motors for sale, giving truck drivers, fleet managers, and repair shops reliable replacement parts they can count on mile after mile.
Types of Blower Motors and Switches for Semi Trucks
We offer a wide range of blower motors, resistors, and switches for semi trucks to suit every truck and driver. Blower motors come in single-speed options for basic air movement and multi-speed motors for more precise control. We carry blower motors compatible with Peterbilt, Freightliner, Kenworth, and more.
Along with motors, we provide resistors that regulate fan speed and HVAC switches designed for dependable operation. Drivers rely on these controls to set airflow, especially on long hauls where comfort makes a difference.
Our catalog includes trusted names like Paccar, Bergstrom, and Newstar. By offering both OEM and aftermarket parts, we give our customers the flexibility to choose the option that best fits their budget and needs.
Signs You Need to Replace Your Blower Motor, Resistor, or Switch
A failing blower motor may cause weak airflow, strange noises, or even a burning smell. In some cases, it may stop working altogether. If your fan only works on one speed, the resistor is likely the problem. When resistors fail, you lose proper airflow control.
Switches can fail gradually or suddenly. If your HVAC controls don't respond, or if settings no longer activate, it's time for replacement.
Faulty semi truck switches or resistors not only affect comfort but also reduce safety since proper defrosting relies on a working system. Timely replacement keeps the cabin safe and prevents breakdowns.
Choosing the Right Blower Motor or Switch for Your Truck
Finding the right replacement part starts with identifying your truck's specifications. Our team helps customers match blower motors and switches to their exact make and model. By referencing part numbers or your truck brand, you can quickly find the right fit.
We offer OEM parts from manufacturers like Paccar and aftermarket options from Newstar. OEM parts provide direct replacement, while aftermarket solutions often offer excellent quality at a lower cost. No matter your choice, Fitzgerald Truck Parts provides reliable truck switches, resistors, and truck blower motors that hold up in demanding conditions.
Drivers and fleets trust us because we make it easy to buy replacement parts online. With inventory ready to ship, we help reduce downtime and get you back on the road faster.
Shop Trusted Blower Motors, Resistors & Switches Online
When it comes to HVAC system parts, our goal is to supply drivers and fleets with the right product at a competitive price. We take pride in offering a wide selection of switches for trucks, blower motors, and resistors that meet the demands of long-haul driving.
Shopping online with us is simple. You'll find options from leading brands like Bergstrom, Newstar, and Paccar, all backed by our commitment to quality and service.
Whether you're an independent driver replacing a single part or a fleet manager maintaining dozens of trucks, we're here to help. With competitive pricing, quick shipping, and a knowledgeable team ready to support you, keeping your fleet in top condition has never been easier.
Browse our selection today and find the dependable parts and accessories your truck needs.