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Heavy-Duty Parts For Truck, Bus, and Off-Road Equipment.

A/C & Heater Units

TruckAC+ is your direct source for top brand A/C & Heater Units. Our A/C & Heater Unit product line includes Red Dot, Mobile Climate Control, Bergstrom/Kysor, and ESPAR systems. All these high-quality A/C & Heater Units are on the shelf, ready to ship direct to you today. We stock units for Back-wall, Rooftop, Headliner, Under-dash, and Universal applications. ESPAR, Bergstrom/Kysor, Mobile Climate Control, and Red Dot are the gold-standard manufacturers in the Mobile Air Conditioning Industry, and are sure to bring you factory-level A/C and Heat performance, if not better! All TruckAC+ A/C & Heater Units are backed by strong Manufacturer Warranties to ensure the product that you receive is fully supported, from factory to function.

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A/C & Heater Units FAQ

How do I know if a truck A/C and heater unit will fit my vehicle?

To ensure proper fitment, verify your truck’s make, model, cab configuration, and mounting location such as rooftop, back-wall, headliner, or under-dash. Matching these specifications helps ensure the replacement unit installs correctly and performs reliably.

What brands of truck A/C and heater units are commonly used in heavy-duty trucks?

Many commercial trucks use climate control units manufactured by trusted brands such as Espar / Eberspacher, Mobile Climate Control, and Red Dot. These manufacturers design heating and air conditioning systems specifically for demanding heavy-duty truck applications.

Can I replace my existing truck A/C system with a universal A/C and heater unit?

Yes. Many A/C and heater units are designed to retrofit existing systems. However installation requirements such as duct routing, mounting space, electrical connections, and refrigerant compatibility should always be verified.

What information should I provide when ordering a replacement A/C or heater unit?

Providing the truck make, model, year, VIN if available, voltage requirements, mounting location, and the existing unit brand or part number helps ensure the correct replacement unit is selected.

Do truck A/C and heater units come pre-assembled?

Some units are fully assembled while others require additional components such as compressors, hoses, control panels, or mounting hardware. Always review the product description before purchasing.

Can these units handle demanding operating environments?

Heavy-duty truck A/C and heater units from manufacturers like Espar / Eberspacher, Mobile Climate Control, and Red Dot are designed to perform in extreme temperatures, long-haul operations, and off-road environments.

Is professional installation recommended for truck A/C units?

Professional installation is often recommended to ensure proper refrigerant charging, electrical connections, airflow routing, and system calibration for optimal heating and cooling performance.

How does routine maintenance improve A/C unit performance?

Regular maintenance including checking refrigerant levels, inspecting hoses, cleaning filters, and verifying airflow can extend system lifespan and maintain consistent climate control performance.

Where can I buy heavy-duty truck A/C and heater units?

TruckAC+ supplies complete A/C and heater units as well as replacement climate systems from leading manufacturers including Espar / Eberspacher, Mobile Climate Control, and Red Dot.

TruckAC+ is your direct source for Heavy-Duty Parts on Truck, Bus, and Off-Road Equipment applications. We offer brand specific products, backed by a manufacturer’s warranty, competitive pricing, and guaranteed same day shipping. TruckAC+ product offerings include Red Dot A/C and Heat units, OEM Sanden A/C Compressors, Blower Motors, Condensers, Evaporators, Expansion Valves, A/C Fittings, Heater Cores, Receiver Driers, Sensors, Turbochargers, Hydraulic Hose/Fittings, APU Parts and more!

Our website is simple to navigate; you can shop by the OE number and/or product to complete your order within minutes. For assistance with an order, please contact our Customer Service team. Customer Service Representatives are available Monday – Friday 8am - 5pm (CST) by email at customerservice@truckac.com, or phone at 1-844-878-2522.