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6 Best Dometic Thermostats 2025 in the United States

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Our technology thoroughly searches through the online shopping world, reviewing hundreds of sites. We then process and analyze this information, updating in real-time to bring you the latest top-rated products. This way, you always get the best and most current options available.

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Our Top Picks

#1

Winner

Dometic Air Conditioners 3316230.700 Control Kit/Relay Box Heat/Cool with Polar White CT Wall Thermostat

Rating
10.0
Chosen by1,102
Compatibility
User Interface
Connectivity

Most important from
258 reviews

Compatibility
Replacing the relay box and thermostat together resolved compressor startup issues flawlessly after a lightning strike affected the system.
User Interface
The digital thermostat system is less forgiving during power fluctuations, as the AC unit shuts off and doesn’t automatically restart when power returns.
Connectivity
Using simple wiring solutions like repurposed Cat5 cables works well since the thermostat only requires a few wires for control.
Installation
Installation is straightforward and quick, with the control box accessible behind the air filter, allowing a swap in about 20 minutes.

The Dometic 3316230.700 Control Kit/Relay Box with Polar White CT Wall Thermostat is a solid choice if you have a Dometic air conditioner or furnace in your RV. It offers precise temperature control with a clear, easy-to-read LCD screen that lets you switch between Fahrenheit and Celsius, making it simple to adjust your comfort level. The thermostat uses button controls for easy operation and mounts neatly on your wall, taking up minimal space.

It connects via wired technology and supports 230-volt hardwiring, so it’s reliable though it lacks Wi-Fi or smart home features some users might expect. Installation is straightforward, which is helpful if you want to avoid complex setups. While it lacks advanced programmability options, it fulfills basic manual temperature control well, making it suitable for RV owners who want a stylish, durable, and straightforward thermostat without extra bells and whistles.

If you need energy-saving features like scheduling or remote control, this model may fall short, but it integrates smoothly with Dometic HVAC systems for dependable operation.

Rating
10.0
Chosen by1,102
Compatibility
User Interface
Connectivity

Most important from
258 reviews

Compatibility
Replacing the relay box and thermostat together resolved compressor startup issues flawlessly after a lightning strike affected the system.
User Interface
The digital thermostat system is less forgiving during power fluctuations, as the AC unit shuts off and doesn’t automatically restart when power returns.
Connectivity
Using simple wiring solutions like repurposed Cat5 cables works well since the thermostat only requires a few wires for control.
Installation
Installation is straightforward and quick, with the control box accessible behind the air filter, allowing a swap in about 20 minutes.
#2

Dometic 3314082011 Appliance Components Rv

Rating
9.7
Compatibility
Installation

Most important from
140 reviews

Compatibility
After upgrading to two new Dometic Heat Pumps, the thermostat integrated seamlessly, offering multiple zones and comfort settings.
Installation
Installation is a breeze, with the new thermostat hooked up within minutes and working perfectly.

The Dometic 3314082011 Comfort Air Thermostat is designed specifically for RV use, controlling heat pumps and furnaces. It features a large, easy-to-read SMX blue light display, making it visible even in the dark. This thermostat's modern design includes a display reminder for filter maintenance, which is a handy feature for users to maintain their systems efficiently.

It also offers remote control operation and digital temperature control, adding to its convenience and user-friendliness. The thermostat is programmable, allowing users to set desired temperatures with ease. However, its compatibility might be limited, as international products can differ in terms of fit and language. Additionally, its connectivity options are not detailed, so it is unclear how well it integrates with other devices or smart home systems.

Installation might require some expertise, especially if replacing an old unit. Despite these points, it is well-suited for RV owners looking for a reliable and easy-to-read thermostat with basic programmable features.

Rating
9.7
Compatibility
Installation

Most important from
140 reviews

Compatibility
After upgrading to two new Dometic Heat Pumps, the thermostat integrated seamlessly, offering multiple zones and comfort settings.
Installation
Installation is a breeze, with the new thermostat hooked up within minutes and working perfectly.
#3

Dometic 3316230.000 RV Thermostat (Ctrl Kit, Ct Std-C/F-Wht)

Rating
9.4
Installation

Most important from
571 reviews

Installation
Cleared my E1 error code effortlessly; installation was straightforward with factory power quick connects.

The Dometic 3316230.000 RV Thermostat is designed with RV users in mind, offering a straightforward and reliable temperature control solution. One of its significant strengths is its ease of use, featuring a manual temperature control system that allows for simple adjustments. The push-button interface and LED display provide clear and accessible temperature readings, making it user-friendly for individuals who prefer uncomplicated technology.

Additionally, the thermostat includes a backlight, which is helpful for nighttime use or low-light conditions. Installation is relatively simple, and it mounts easily on the wall, ensuring flexibility in placement within your RV. The device operates on a 12-volt DC power source, which is standard for RV applications, ensuring compatibility with most RV electrical systems.

However, the thermostat's manual control method means it lacks programmability, which could be a downside for users looking for automated, energy-saving features. It does not support advanced connectivity options such as Wi-Fi or app integration, limiting remote control capabilities. Made in China, the build quality is decent, but it may not match the durability of more premium models. In terms of energy management, the thermostat provides basic functionality without any advanced energy-saving features. This product is ideal for RV owners who need a reliable and easy-to-use thermostat without the need for advanced programmability or connectivity.

Rating
9.4
Installation

Most important from
571 reviews

Installation
Cleared my E1 error code effortlessly; installation was straightforward with factory power quick connects.

Buying Guide for the Best Dometic Thermostats

Choosing the right thermostat for your home or RV is crucial for maintaining a comfortable environment and ensuring efficient energy use. When selecting a thermostat, it's important to consider various specifications that will determine how well the device meets your needs. Understanding these key specs will help you make an informed decision and find the best fit for your situation.
CompatibilityCompatibility refers to whether the thermostat can work with your existing heating and cooling systems. This is important because not all thermostats are designed to work with all types of HVAC systems. To navigate this, check if the thermostat is compatible with your system type, such as single-stage, multi-stage, heat pump, or electric baseboard. Choose a thermostat that matches your system to ensure proper functionality.
ProgrammabilityProgrammability is the ability to set schedules for your thermostat to automatically adjust the temperature at different times of the day. This is important for energy efficiency and convenience. Programmable thermostats can be divided into non-programmable, 5-2 day, 5-1-1 day, and 7-day models. If you have a consistent schedule, a 5-2 day model might be sufficient. For more flexibility, a 7-day model allows different settings for each day of the week.
User InterfaceThe user interface is how you interact with the thermostat, including the display and controls. This is important for ease of use and accessibility. User interfaces can range from simple digital displays with buttons to advanced touchscreens with intuitive menus. If you prefer straightforward operation, a basic digital display might be best. For those who enjoy technology and customization, a touchscreen interface offers more features and easier navigation.
ConnectivityConnectivity refers to the thermostat's ability to connect to other devices or networks, such as Wi-Fi or smart home systems. This is important for remote control and integration with other smart devices. Thermostats can be non-connected, Wi-Fi enabled, or compatible with smart home ecosystems like Amazon Alexa or Google Home. If you want to control your thermostat remotely or integrate it with other smart devices, choose a model with the appropriate connectivity options.
Energy Management FeaturesEnergy management features help you monitor and reduce energy consumption. This is important for saving money and being environmentally friendly. Features can include energy usage reports, learning algorithms, and eco modes. If you are conscious about energy savings, look for thermostats with advanced energy management features that provide insights and automatic adjustments to optimize efficiency.
InstallationInstallation refers to the process of setting up the thermostat in your home or RV. This is important for ensuring that the device works correctly and safely. Thermostats can be easy to install with basic tools, or they may require professional installation. If you are comfortable with DIY projects, look for models with clear instructions and simple installation processes. Otherwise, consider a model that offers professional installation services.

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