Best 12V Heaters For Car [Review + Guide]

With the onset of winter comes the need to keep your car’s interior warm. We would have had to rely on the heater to keep us comfortable in the past. However, today’s modern cars have various heating options that can help keep the temperature of your car’s interior comfortable. 

Are you planning to travel this winter and do you need a heater that can keep your car’s interior warm? You should consider a 12v heater because they are not only easy to install, but they also offer a variety of options for your car.

So, if you are looking for a car heater, you have landed at the right place. Here we will discuss the best 12v heaters for the car that can keep you and your family warm in winter during the journey. We will also provide you with a complete buying guide to make the right decision.

Best 12V Heaters For Car – Our Top Picks!

After testing and researching, we have come up with the best 12v heaters for cars. These are the 12v heaters that are easy to install and offer various options to suit your car.

1. Nanny shop Ceramic Heater

Our Review:

The Nanny Shop RoadPro is a very nice product for heating your car in the winter season.  It’s a convenient way to heat up a car, but what makes it a great option for car lovers is that it comes with a portable design and a compact size.

It has a cordless electric power source that requires no batteries and it is powered by a DC 12 V outlet direct hook up to your car battery, so you don’t have to worry about running out of power.

This heater is compact and portable enough to bring along with you whenever you need it. You can use it anywhere, even on the go. It comes with a set of all the installation hardware you need to install it on your car.

It has a nice-looking design and is very easy to use, use it anywhere, even on the go. It comes with a set of all the installation hardware you need to install it on your car. You can use it at any time because it will keep your car warm even if you’re not driving.

In addition, you can switch it into heat mode by turning the dial to the left or cool mode by turning it to the right. It comes with a 6-foot cable that you can use to place it in any part of your car interior.

We found that it can be used in two modes heating and cooling, and you can choose the temperature you want it to be. It also comes with a set of easy-to-use controls that you can use to set the temperature you want.

Overall, if you’re looking for a heater that is both transportable and cost-effective, then the Nanny shop RoadPro Heater is a good choice for you.

  • Easy to install
  • Nice design
  • Portable and Compact
  • Good output
  • Not for big vehicles


2. Happybuy 12V Diesel Parking Heater

Our Review:

Happybuy Parking Heater is a great option for people who don’t want to waste their time and energy heating their cars. This 12V diesel parking heater provides an efficient heating system that heats up within minutes.

This heater is equipped with a digital LCD monitor and provides a manual/automatic mode to adjust the temperature. You can also preset the heating switch time through the timing function and preheat your car with remote control, also it allows you to warm the car before entering it on the cold winter morning.

The installation of this unit is really simple as it comes with a complete mounting package, including all essential parts, pipes, and tools. There is no need for any manual settings, easy to use and can be flexibly installed in multiple locations on your vehicle. 

The only downside is that it can be used only for diesel vehicles such as cars, RVs, buses, vans, trucks, boats, etc. But you will be glad to know that it is also suitable for home, warehouse, factory, office, and other indoor use.

It features uniform heat dissipation and high-temperature resistance thanks to its integral construction. As it is made with sturdy aluminum with low fuel consumption, the perfect heater we have ever seen.

We also observed that noise is also effectively reduced through blower speed control, silent fan, and oil pump, so you may enjoy a silent and comfortable journey in the winter. Furthermore, it can power your heater for up to 100 hours, so have a warm and cozy ride on long routes in the cold.

  • It provides fast heating
  • Works without noise
  • Ensure long term running
  • Effortless installation
  • For only Diesel vehicles


3. ROYADVE 12V Car Heater Fast Heating Cooling Fan

Our Review:

The ROYADVE 12V Car Heater Fast Heating Cooling Fan is a good device that can keep your car warm during the cold season. Besides, it is easy to install and use you can use it as a car heater and a fan. 

It is a perfect heater for the car that is also available in a variety of colors. This heater is easy to install and it can be used with a cigarette lighter or a 12v battery. As it is designed to be used in the car’s engine compartment.

This fan comes with adhesive tape that makes it easy to stick the fan in your vehicle, so you don’t need to worry about damaging your car’s paint or trim. Moreover, the fan is also very easy to remove from your car when you need to clean it.

The Fast Heating Cooling Fan comes with a three-gear switch that makes it easy to control the speed of the fan. It can keep your car warm during the cold season, and it can also provide you with a cool breeze during the summer. 

This fan is made from high-quality materials that ensure it will last for a long time. Further, the fan is also very durable, and it will not crack or bend easily. Also, it is quiet than other 12v heaters for the car, and it can be easily installed.

After using it we can say that this is a very good heater for the car that can keep you and your family warm during the journey. 

  • Quiet working
  • Portable
  • Simple and easy to use
  • Available at less price
  • Does not come with a stand


4. Ixaer Car Heater Car

Our Review:

The Ixaer 12v Heater for Car is a nice portable heater that will heat your car fast. The instant heating feature of this heater means you can start driving and heat your car in no time.

This unit is easy to install and requires no drilling and cutting of wires, also comes with a Single switch and 2 Air outlets that can be installed at the bottom of the seat, next to the foot, or at any position on the car.

It has a built-in safety mechanism that protects your car from overheating and it is multifunctional and used for Windscreen defrosting, demisting and deicing. So, you can use it for all your car needs.

These are widely used in cars, trucks, vehicles, air conditioners, and other appliances. Suitable for all 12V vehicles, you may also use this heater for your RV and boat. Further, it has a maximum output of 800 watts and can heat your car in 8 seconds.

We love this heater because it is compact, lightweight, easy to install, and provides strong wind. If you love to travel or often drive a car or truck, this car heater can accompany you and make you feel warm in cold.

With the use of the PTC ceramic heating element, that high efficiency, constant temperature and pressure, long life, and safety. In the end, you will not have to worry about any heating issues.

  • Instant heating
  • Easy installation
  • High power heater
  • Multifunctional
  • It is a bit expensive


5. STYCC Car 12v Heater

Our Review:

The STYCC Car 12v Heater is a high-efficient and fast-defrosting heater that can warm up your car within seconds. This heater is made up of a plastic material which means that it is easy to clean and maintain.

This heater has a powerful 150 watts of power that will quickly warm your car. So, you can sit back and relax as it will keep your car’s interior warm and cozy. Also, the heater is a great choice for a long journey because it can keep your car’s interior warm even in extremely cold conditions.

It has two strategically placed vents that will ensure maximum airflow inside the car. There is also a switch on the heater which makes it easy to switch between the heat mode and the cold mode. You can enjoy the cool in the hot summer and love the warm in the cold winter, with environmental benefits.

This heater comes with a double-sided adhesive that makes it easy to stick on your car’s windshield. Furthermore, this heater is also equipped with a cigarette lighter that makes it easy to connect the heater to your car’s battery.

We noticed that a 180-degree holder is designed for free adjustment, which is a very convenient and practical means of setting up the heater. For example, you can use it to heat your car’s rear seat, as well as the front of your car.

Overall, the STYCC Car 12v Heater is a decent heater that works well, is very affordable, and is easy to use.

  • High efficient heater
  • Quickly warm the car
  • Works well
  • Very cheap heater for all cars
  • Not compatible with some cars


6. Bediffer 12V Car Heater Compact

Our Review:

The Bediffer is a great way to heat your car with a simple compact design. Because it is designed to fit perfectly in the car’s 12v battery, it converts the power from the battery to heat the car’s interior.

It’s also corrosion-resistant and can withstand extreme temperatures, making it an ideal heater for the car. Also, it works silently that you will not disturb during your journey and you may drive your car smoothly without any interruptions.

This heater adopts a two-stage switch, which allows you to control the temperature of the car. And it also has three air outlets that can provide even heat to the entire interior of your car.

With this auto warming car heater, you can increase car temperatures, warm your feet, and eliminate frost and fog from your car. Enjoy the benefits of environmental protection and warmth in the winter during travel.

The iron material of this product is strong and durable and will work well even when exposed to extreme conditions. The high quality of the product can guarantee a safer life for you hence, you can use it for years without any concerns.

One thing we like the most it offers a unique design that will allow it to fit into any space inside your car to save precious room. So, this heater is a great purchase if you are looking for an effective and space-saving car heater.

  • Excellent working
  • Corrosion-resistant
  • Compact size
  • Strong and durable
  • Not for cooling 


7. Soniker 12V Diesel Parking Car Heater

Our Review:

The Soniker is a very reliable and efficient parking heater that works well in most diesel cars. It has intelligent controls which are very easy to use, as Fuel, electricity, and temperature can be set arbitrarily.

It is a modern, powerful, and safe parking heater that is also compatible with a range of various vehicles such as cars, SUVs, trucks, etc. So, it is a very convenient option for the users and its design is good for use in a variety of narrow spaces.

The diesel heater defrosts your beloved car as it has a special defrosting function that is useful in the winter season. Also, with an auto shut off function that will automatically shut down the heater when it is not needed.

This device is engineered with the latest technology and the latest safety features to provide you with complete security from a short circuit and prevent overheating. 

Moreover, it works silently and efficiently and uses less fuel than other heating systems. So, this heater is the perfect option for people who are always worried about their fuel bills.

Additionally, this heater does not use much energy as it will consume only 8K watts during operation. It means you can use this heater for up to 40 hours continuously with a 10L tank because Fuel is supplied from the vehicle’s tank.

We appreciated this heater because of its quality service that it provides smooth, automatic room temperature in your car. 

  • Low noise heater
  • Intelligent control
  • Energy Saver heater
  • Wide applications
  • Only for Diesel vehicles


8. Bestauto 8KW Diesel Air Heater 

Our Review:

The Bestauto 12V Diesel Air Heater is a fantastic choice if you want to heat your car using just one small heater. It can also be used in many different vehicles, including cars, vans, trucks, RVs, motorcycles, etc.

This aluminum heater runs smoothly in any harsh environment to warm your car and eliminate the windows’ frost. It will heat your car in just 30 seconds and its built-in thermostat regulates the temperature.

It is equipped with an intelligent LCD monitor and remote control, the heater’s timer and thermostat can be automatically or manually adjusted by the built-in LCD panel. Moreover, you can adjust the temperature through remote control.

Due to the low fuel and power consumption, it is suitable for long cold journeys. Besides that, the fuel pump injects fuel at the appropriate frequency and speed, which makes the engine run more efficiently.

Flexible installation allows it to be installed in multiple locations on the vehicle. Further, it comes with a complete mounting package, including all essential parts, pipes, and tools. So, you don’t need to spend extra money to buy these parts separately.

We are glad to say that,  it is one of the best products available in the market, and we are sure you will find it a great addition to your vehicle.

  • Efficient Diesel Heater
  • It consumes less energy
  • Sturdy construction
  • Rapid heating 
  • Installation is a little bit tricky


9. Schumacher 12V Ceramic Heater and Fan

Our Review:

The Schumacher is a perfect companion for car owners, especially for those who travel a lot. The heater is designed to fit into most cars and is easy to install.

It comes with a 12v heater and a fan that can keep your car’s interior warm in the cold winter months. The heater comes with a toggle switch that allows you to switch between heat and cold modes. 

This heater works by blowing hot air through the car, which helps remove snow, ice, and dirt that might be stuck in the car window. Its fan function helps to defrost and defog your car windows, making it safer for driving.

There are two options available for mounting: screws or hook-and-loop tape. So, you can choose the one that is more suitable for your car. Further, a replaceable fuse is also included which helps to protect the heater in case of a short circuit.

The On/Off power switch and operating setting make the fan quick and easy to use. The heater can be operated using the car’s battery, and its stand is easy to adjust. You’ll be comfortable and warm in less than two minutes, and you’ll stay toasty until you reach your destination.

Hence, we concluded that it is the combination of heater and fan, you may facilitate with both the functions and will get the best experience. It will definitely keep your car’s interior warm during winter and will provide you with the best comfort.

  • Durability Built
  • Lightweight
  • Easy to mount
  • Improved airflow
  • Not for Diesel vehicles


10. PTC Car 12V Air Heater

Our Review:

The PTC Car 12V Air Heater is a portable car heater that’s easy to operate and doesn’t take much space. It is a fantastic heater that is designed to keep your car warm all the time, regardless of the weather conditions.

It has a built-in thermostat that can be used to set the desired temperature of the car. Also, it heats up your car very quickly, so you won’t have to wait for a long time to get the temperature of your car up.

This unit comes with a built-in fan to force air to circulate around the car seat and backrest to heat up your car more effectively. In addition to this, it also has a ventilator to ensure that the heater is working properly.

The compact design will make it more high quality to use in daily life. As they are widely used in cars, trucks, vehicles, air conditioners, and other commonly used appliances. You can easily take it anywhere with you.

As we have noted that these PTC heaters with fans are applicable for the heater, humidifier, air conditioning, and dehumidification. That means you can use this heater to keep your car warm, keep your car dry, keep your car cool, and keep your car humid. Indeed, it is a great heater for your car!

  • Heat up quickly
  • Portable and suitable for small space
  • Highly reliable
  • Easy to use
  • None


11. no-logo Sunhe Portable Car Heater and Defroster

Our Review:

No-Logo Sunhe Portable is a modern portable and high-power car heater and defroster that will not only help keep your car clean but will also keep your hands and body warm while driving in winter.

This car heater is made of high-quality metal and pure copper cable for more efficient heat production. That provides fast heating in just 10 seconds, no longer need to wait too long in the cold car.

There are two types of car heaters, natural air, and hot air. Both are controlled by separate switches means it is a dual functional heater. It is not warm you in the cold by quickly increasing the temperature but also be used as a car fan to cool your car in summer.

You can also install the car heater in your dashboard or trunk where the air is warmer to save on space. Not only its installation is so simple but it also it is very easy to operate, it is a multipurpose solution.

Additionally, plug the car heater into the car cigarette lighter socket and turn on the corresponding hot/cold switch as needed. To save space, you can also fold it up and place it in the car cup holder when it’s not in use.

One thing we highly suggest you don’t use it when the engine of the car is off, otherwise the battery of the engine will be the drain. Finally, you can take this car heater with you wherever you go.

On the whole, this is an inexpensive car heater that will provide you with a comfortable and warm car for the entire journey.

  • Easy to install
  • Modern and simple design
  • Portable and high power
  • Dual function
  • Can’t use with the engine off


12. Xximuim 12V Fast Heating and Cooling Function

Our Review:

The Xximuim is the best car heater and cooler for cars which is a very powerful heater that can easily heat up your car’s interior. It’s a must-have gadget for any car owner who wants to keep their car warm in winter or cool during summer.

All 12V cars are compatible with this heater and it can be used for most vehicles, except diesel ones. And this automobile windscreen heater is made from high-quality hard plastic, it is durable and can be easily cleaned. 

This product is not only a heater but also a cooler, you can adjust the temperature according to your preference. You just need to change the switch, then the hot air or cool wind will come out immediately as your needs.

Installation of this heater is very simple as it comes with a cigarette lighter plug, you just need to connect it to the battery of your automobile. Then, you will be able to use it right away.

Additionally, it has a built-in fuse, automatic power-off protection, and anti-voltage which makes this heater safer for the user. So, enjoy your journey in winter or summer without any worries with this impressive product.

After testing it we found that it works perfectly and the heating and cooling function is awesome also you can rotate its bracket to the desired position.

  • User-friendly design
  • Energy efficient
  • Long service life
  • Worth the money
  • Not for Diesel cars


Best 12V Heaters For Cars – Buying Guide

Choosing the best quality heater is a difficult and time-consuming task because there are many options available in the market. You have to keep some important factors in your vision when you are going to buy a 12v heater for your car, Like:

Output power

The output power of a heater is the amount of power needed to create the heat you need. This is usually measured in watts and is determined by the amount of power required to generate a certain temperature.

When you’re shopping for a heater, you’ll find a wide variety of outputs, ranging from less than a few hundred watts to a few thousand watts,  choose the one which generates high power output. Generally, 200 to 500 Watts are used in most 12v car heaters.


Another factor you should consider when choosing a heater is how easy it is to install. Some car heaters are designed to be installed with simple screwdrivers, while others require specialized tools like screw guns and heat gun kits. So, check the installation instructions before purchasing a heater.


You should choose a heater which is designed to fit your car perfectly. For example, a heater that fits a car with a flat bottom will not work well with a car with a curved bottom. So, make sure you check the heater’s design before buying it.

The design of a heater also affects the heating and cooling function of the product. For example, a heater with a blower design will be able to circulate hot air faster than a heater with a fan design.


Another important factor you should consider is the functions of a heater. You should buy a heater which is designed to provide you with the maximum heating and cooling functions. Try to get one that offers dual functionality, in this way, you can enjoy your car in winter and summer.


You should also consider the size of the heater before buying it. A heater that is too small will not be able to provide you with enough heat. But, a heater that is too big will consume a lot of space in your car. So, choose a heater which is suitable for your car.


Our discussion covered the best 12v car heaters in detail. It’s an essential piece of equipment to make sure that your car stays comfortable on cold days. 

Also, we have provided you with the top 12 car heaters available in the market. So, if you’re looking for the best 12v car heater, you can use our reviews to find the one which is suitable for your car.

All the 12v heaters are good but we recommend you Xximuim 12V Fast Heating and Cooling Function because it is a dual function and equipped with the most powerful fan, and it is the most efficient heater.

We hope you found this article helpful! Do you have any additional questions? Please reach out to us using the form below and we will respond to you as soon as possible.


Do 12v car heaters work well for all types of cars?

Yes, 12v car heaters work well for all types of cars. There are many 12v car heaters available in the market, but some of them are better than others. So, you should check their features and then choose the one which is suitable for your car.

Will the heater stop working when the engine is off?

Yes, the heater will stop working when the engine is off. After that, the heater will work only when the engine is running. So, you should check the instructions of the heater before using it.

On a car battery, how long will a 12-volt heater run?

The answer to this question depends on the heater. Some 12v car heaters run for around 10 to 15 hours. However, some of them run for more than 30 hours. So, you should check the instruction manual before using it.

In fact, how much heat will a heater provide?

The amount of heat that a heater provides is determined by the amount of power it uses. The more power a heater uses, the more heat it will provide. So, the more power a heater uses, the better it will be.

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