RV Air Conditioner Questions & Answers

RV Air Conditioners & RV AC Part Questions & Answers

What brands of RV air conditioners do you carry?

We specialize in RV air conditioners and replacement parts for leading brands including:

  • Coleman-Mach

  • Dometic

  • Furrion

  • GE Appliances

These brands manufacture the majority of rooftop RV air conditioners used in motorhomes, travel trailers, and fifth wheels.

Where can I buy RV air conditioner parts?

You can purchase RV air conditioner parts online at RVACGuys.com, where we maintain one of the largest inventories of RV AC parts and rooftop air conditioner units available online.

What are the most common RV AC parts that fail?

The most frequently replaced RV air conditioner parts include:

  • Capacitors

  • Fan motors

  • Control boards

  • Thermostats

  • Shrouds

  • Relays

  • Freeze sensors

Replacing these parts can often restore cooling without replacing the entire air conditioner.

How do I find the correct RV air conditioner part?

The easiest way to find the correct part is by locating the model number on your rooftop air conditioner unit. Once you have the model number, you can search for parts by model or browse our parts categories to find compatible components.

Can I replace an RV air conditioner myself?

Many RV owners can replace common parts such as capacitors, shrouds, thermostats, or fan motors. However, replacing a full rooftop unit or compressor may require professional installation.

How long do RV air conditioners last?

Most rooftop RV air conditioners last 8–15 years, depending on usage, maintenance, and environmental conditions. Regular maintenance and replacing worn components can extend the lifespan of the unit.

Do you sell complete RV rooftop air conditioners?

Yes. In addition to replacement parts, RVACGuys.com carries a large selection of complete rooftop RV air conditionersfrom Coleman-Mach, Dometic, Furrion, and GE.

What size RV air conditioner do I need?

The most common RV air conditioner sizes are:

  • 13,500 BTU

  • 15,000 BTU

The correct size depends on the square footage of your RV, insulation, and climate conditions.

Do RV air conditioners run on 12 volts or 120 volts?

Most rooftop RV air conditioners run on 120-volt AC power, typically supplied through shore power or a generator. Some newer systems integrate with 12-volt electronics for controls.

Do you carry hard-to-find RV AC parts?

Yes. One of our goals is to stock hard-to-find RV air conditioner parts that are often discontinued or unavailable through traditional dealers.