Best Under Sink Water Heaters

Under sink water heaters are a great space saving solutions for your hot water needs. The good news is that they come with tankless construction also and can thus save you storage space under the sink.

Top benefits of under sink water heaters

These heaters represent a great alternative for people looking to maximize water heating needs close to the point of use. This ensures there is minimum temperature loss as the water has to travel a short distance to the point of use.


Compactness is essential under sinks. This is why both the design with tanks and the tankless options are a great tool for those who want to save space while still enjoying the hot water.

Saving on bills

Saving money can be difficult with hot water since many designs either require complex heating systems or large tanks which need to be filled with considerable amounts of water. The good news is that you will use a compact design which is energy efficient and doesn`t require too much electrical power.

Saving on installation

Since the heaters are so closely located to the point of use, the cost of installing these systems is reduced. You will not need complicated installation techniques and you can even save on materials further reducing the overall costs.

Light construction

These heaters come with a lightweight design which means they will be easy to mount on walls but they can also be mounted on the floor if you don`t have enough room. There are plenty of options to mount the heaters since they usually weigh just a few pounds.

Best under sink water heaters

If you are looking to purchase one or multiple heaters for the sinks in your home there are some top designs to choose from which combine performance with good durability.

Ariston`s model comes with the perfect compact design which easily plugs for electric power. It uses the standard 120V source and it comes with a power of 1500 watts. The good news is that the installation is simple and you don`t have to work with any other wires, just plug the device in the wall and connect it to the water pipes for the first use.

Ecosmart 6 Gallon 120V Electric Minitank Water Heater

Ecosmart also comes with a compact design which heats the water as you go. You will be glad to know the system is perfect for the user who wants instant water with an adjustable control. The included knob will allow you to adjust the water temperature you need and the good news is that the device also comes with a pressure valve which might prove useful with intense use.

Ariston GL2.5 Electric Mini-Tank Water Heater

Ariston`s heater can store up to 2.5 gallons of water which makes it one of the recommended options for a quick hot water source at the sink. The heater can work on its own as you can connect it separately to the water pipes but it can also be connected to the large heater. The power is also electrical for the device.

The WaiWela water heater also comes with straightforward installation and uses premium materials to offer a high performing device. It comes with a front adjustable thermostat which allows you to set your preferred water temperature with ease. Since the pipe connections are at the top, this will allow you to mount the heater both on the wall and on the floor.

Atmor 13kw/240v Point-Of-Use Tankless Electric Instant Water Heater

Atmor`s 13kw tankless water heater comes with a high performing design which allows it to be considered for the whole bathroom. The way it works is that it comes with a separate shower connector. It has a total capacity of 2.5 gallons per minute which means it is powerful enough for multiple sources of hot water. The design also comes with a pressure release valve from the manufacturer.

Eccotemp EM-2.5 Electric 2.5-Gallon Mini Tank Water Heater

Ecotemp`s comes with a compact design which uses a small tank to heat water up to 140 degrees. This makes it one of the best options for point of use installation and since it comes with a compact design it also represents one of the top alternatives for people looking to mount it on the wall or even the floor. After you use the water in the tank it will take at least 25 minutes to heat the tank again.
Under sink water heaters represent one of the best options for this who need instant hot water and don`t want to invest in expensive heaters. They can even be a solution for vacation homes, residential use or businesses which need simple installation with the added benefit of cost control.

Since these heaters are so compact, most of them can be mounted on the wall or on the floor. This will depend on the water connectors` design. The power source of the heaters comes with electricity and they all simply plug-in the wall. You don`t need to add any additional cables to the heaters.

Some designs even allow you to connect to the central heating system of the home. But since you can find powerful heaters that can even work for the whole bathroom, it could be a good idea to look for such devices which can actually save you money in the long term.

The initial investment is low as most of these heaters are not expensive to manufacture. The difference in will be made in the quality of the materials and the power of the device. The more power a heater has, the more expensive it is to manufacture. But the good news is that these water heaters will help you save money as they don`t require too much electricity to perform even at the highest temperature settings. If you want a great source of hot water and don`t want to invest in a central heating system, an under sink alternative might be the way to go.