The 9+ Best Portable Electric Water Heaters ( The Best Guide 2020 )

Whenever you make a plan of going on a trip somewhere or you live in a small house or apartment with 2 or 3 family members, and you want to enjoy some wonderful bathing time then the portable water heater would be the best option for you. The compact design of these water heaters can really save much space for other things. The electricity power design decreases the carbon dioxide emission. Anyway, purchasing a small portable water heater is the best idea for small houses.

What’s The Most Ideal Electric Portable Water Heater?

 Electric Water Heater Is Hands Down The Best Overall:

What’s the best indoor portable electric water heater? How about the portable water heater cost? This post is written for resolving all the issues relating to that. Through thorough portable water heaters reviews and the purchasing guides, you can definitely select the best type.

Now, let’s begin!

The eco 11 water heater is a perfect solution if you want to install your water heater indoor. You can install this water heater wherever you want because of its shape. You can hang it on the wall of your restroom or install it near the sink. This portable water heater can really fulfill all your hot water requirements in a small house. Even though it has a Solid shape, it can still supply hot water to two bathrooms at the same time, but, only in the warmer areas. There’s no point in wasting much water and cash waiting for the hot water; it can take just around ten secs.

You can use a button whenever you want to change the temp of the water you want. It also has an LED control display which is really helpful in seeing the actual water temp, and then you can adjust it in one-degree increment. This water heater is also ninety-eight percent energy-efficient which is possible due to the self-modulating technology it comes with. It can adjust the required energy based on routine water usage, to make sure less energy is being wasted.

Key Features of Ecosmart ECO 11:

  • Limited warranty
  • Space Saver
  • Simple installation
  • Simply replaceable elements
  • Endless hot water
  • Highly energy efficient
  • Ideal for the indoor usage

The Best Electric Portable Water Heater Reviews:

Outdoor Use Tankless Water Heater
Dltsli 3 Electric Instant Tankless Water Heater
Dltsli 3 Power Levels 240 V 13.6 x 5.3 x 5.1 inches5.51 poundsCHECK ON AMAZON
Under-Sink Tank Water Heater
Thermoflow UT10 Under Sink Heaters
Thermoflow UT10 2.6-Gallons 18 x 11 x 12.2 inches14.75 poundsCHECK ON AMAZON
Portable Mini Tank Water Heater
Bosch Electric Portable Mini Water Heaters
Bosch Electric Mini-Tank13.75 W x 13.75 H x 10.75 D15.5 lbsCHECK ON AMAZON
Remote Control Hot Water Heater
ECOTOUCH Digital Display Remote Control On-Demand Hot Heaters
ECOTOUCH Digital Display14.8 x 10.6 x 4.9 inches7 poundsCHECK ON AMAZON
Portable Mini Tankless Water Heater
Bosch Mini Electric Portable Water Tankless Heater
Bosch Mini Electric Portable12.2 x 3 x 6.5 inches5 poundsCHECK ON AMAZON
Point-Of-Use Water Heater
Ecosmart POU 3.5/6 Point-Of-Use
Ecosmart POU 3.5/63 x 11 x 6 inches4 poundsCHECK ON AMAZON
Portable Heating System
Camp Chef HWD5 Portable Heating System Review
Camp Chef HWD512″ x 15″ 4″15lbsCHECK ON AMAZON
POS Tank Water Heater
American Standard CE12-AS 12-Gallon POS Tank
American Standard CE12-AS 15.9 x 15.9 x 21.9 inches60 poundsCHECK ON AMAZON
Shower Use Portable Water Heater
Happybuy 11.6L Portable Electric
Happybuy 11.6L not in stocknot in stockCHECK ON AMAZON
Utility Sinks And Wash Basins
Thermoflow Portable Indoor Heater Reviews
Thermoflow Portable Indoor 9.5 x 5.7 x 3.4 inches2.2 poundsCHECK ON AMAZON

1. Dltsli 3 Power Levels 240 V Electric Instant Tankless Water Heater For Best Outdoor Use:

Dltsli 3 Electric Instant Tankless Water Heater

This water heater is also a portable one which actually comes with a showerhead which is great. It is so small that you can make use of this tankless water heater as a point-of-use one under your bathroom sink. Also, you have a choice of power levels which varies in 4.5KW, 3.5KW, and also 5.5KW. It also has an LCD screen which enables you to see the water temp, and it also has a few buttons which enable you to rise or lower the temperature of the water with one-degree increment.

It requires no much pressure of water for starting up. What features most is safety protection; it also has water and earth leakage prevention and anti-dry function. Unlike the conventional water heaters, it allows several installations, you can fit it horizontally, vertically, or in any angles, you require in your kitchen or bathroom.

Key Features:

  • Continuous supply of hot water
  • Solid construction
  • Can proved hot water for two full Toilets.
  • More power options accessible
  • Great cost for the products
  • The reasonable warm water flow
  • Nice looking

2. Thermoflow UT10 2.6-Gallons Under-Sink Tank Water Heater:

Thermoflow UT10 Under Sink Tank

This Thermoflow tank water heater is mini one, and its water capacity can reach up to 206 GPM which makes it to supply hot water to 2 sinks at the same time. This water heater is best if you want to use it as a point-of-use water heater but it is not suitable for the shower usage. Concerns significantly on safety problems, it is equipped with the active protection circuit for the safe fitting; the auto-shutoff system for controlling the device on & off when the temp reaches a low or high setting. Its heating elements and stainless steel body keep this water heater super durable. You can mount it on your wall or under your sink because of the compact and small shape it has.

Key Features:

  • Simple installation
  • Less waiting time on the hot water
  • Smooth temp control
  • Sleek and simple shape design

3. Bosch Electric Portable Mini Tank Water Heater:


Bosch Electric Portable Mini Tank reviews

In terms of kitchen tap usage, you may require a point-of-use water heater like this one. It’s a mini-tank water heater. It has many features such as a 2.5 and four-gallon water storage with a simple one hundred and twenty Volt plug-in connection. You can have it a wall, shelf, or floor-mounted based on actual requirements. You should install it near your sink if you want to eradicate the long waiting times. There’s CFC-free thick foam insulation installed inside this portable water heater, so stop being anxious about the usage time. The glass-lined Body also guarantees its high durability.

The installation process of this water heater is very easy, which is actually very impressive. You can really install this water heater in thirty minutes once you learn the basic knowledge of electricity. It is also very lightweight and obviously takes up less space. Overall, this one is a primary point-of-use electric portable water heater.

Key Features:

  • Perfect for the point of use
  • Short waiting time
  • Minimum energy loss
  • No cold water sandwiching
  • Simple and sleek design

4. ECOTOUCH Digital Display Remote Control On-Demand Hot Water Heater:

ECOTOUCH Digital Display Remote Control On-Demand Reviews

The ECOTOUCH tankless water heater really comes with 5.5KW heating system, which makes it supply hot water constantly. The max water temp can reach around 116 degrees Fahrenheit. If you install this heater in your house, you will not have to wait more than fifteen secs. Designed with a small and compact shape, this water heater is a perfect solution for the bathroom and kitchen sink use.

It also provides ninety-eight percent of the energy efficiency, which is higher than the majority of the water heaters that are available in the market. All thanks to the smart self-adjustment system, which auto-adjusts the power input according to the temperature and flow rate setting? This tankless water heater is approved by ETL and qualifies for the UL. You’ll definitely see the excellent performance of this tankless water heater even for years of usage.

Key Features:

  • Durable and safe
  • Perfect for the point of use
  • Sleek design
  • Easy to install and use
  • Leakage protection
  • Healthy water quality

5. Bosch Mini Electric Portable Tankless Water Heater:

Bosch Mini Electric Portable Tankless Water Heater Reviews

You can make use of this amazing tankless water heater for the kitchen sink or under your bathroom sink. It is a small unit to be installed in any small space. You can also mount this compact tankless water heater on your wall either horizontally or vertically. This tankless heater can decrease the standby loss to a max of ninety-eight percent, which denotes the electricity bill is accordingly decreased.

Waiting for your hot water situated from the water heater to your Required place is a waste of water, this unit cuts down the waiting time largely to around five secs; thus, less cold water is wasted in the entire procedure. Based on the requirements, there are four power you can select, ranging from 3.4KW to 12KW.

Key Features:

  • Ideal for the small space usage
  • Energy saving
  • Outdoor boats or RVs use accessible
  • Multiple power accessible
  • Lightweight
  • Short waiting time on the hot water

6. Ecosmart POU 3.5/6 Point-Of-Use Water Heater:

Ecosmart POU 3.5/6 Point-Of-Use Water Heater Reviews

On flow rate and power rate, this POS portable water heater has two options, selecting 3.5 type when you require less capacity for heating water; while for the larger sink, your strength as well requires a six type. It also comes with a digital display . You can see error signs and water temp on the screen, which makes it convenient for you to see the exact temp in use. This water heater also has a flow control feature; you can adjust the water temp according to your demanded flow rate.

Key Features:

  • Digital display
  • Consistent supply of hot water
  • Compact shape
  • Long-lasting and durable
  • Perfect for the point of use
  • Free installation

7. Camp Chef HWD5 Portable Heating System:


Camp Chef HWD5 Portable Heating System Reviews

This tankless heater is the best option when you are going for n a trip. If you want to take a shower while on a journey, you can simply attach a hose with this system and enjoy . This tankless water heater can supply 1.5 GPM of hot water. It also comes with a showerhead which has four different settings, including mist, off, jet and shower. By igniting soon when you require hot water, it can assist in saving much power and energy.

When it comes to portability, you’ll find it very convenient to utilize, whether to utilize as the self-standing or for hanging it with brackets. You can also store this tankless water heater very easily; just fold its handle down when not in use. You use the regulator hose this system comes with a propane bulk tank.

Key Features:

  • 2D batteries for the ignition
  • Adjustable water temp
  • Simple to use
  • Ideal for the outdoor usage
  • One-year warranty
  • 5 GPM on-demand hot water

8. American Standard CE12-AS 12-Gallon POS Tank Water Heater:

American Standard CE12-AS 12-Gallon POS Tank Water Heater Reviews

Do you still like the POS tank water heaters? This tank water heater will on the bet. It is designed with the heavy gauge steel tank; you’ll locate it super long-lasting and durable. The inner Dura glass-lined tank also stops this unit from corrosion. You can simply fit it in your counters, cabinets, and other spaces for POS; it can also shorten the waiting time on hot water considerably. You can make use of this tank water heater either for commercial or residential usage; each device comes with a limited six-year and three-year guarantee accordingly. Though this system designed with a tank, it’s still small and compact. If you’re at a loss of locating the right size for the decent cost, we’ll highly suggest this device!

Key Features:

  • Excellent design
  • Simple to install
  • Best quality
  • Fast hot water recovery
  • Perfect for the point of use
  • Thoughtful after-sale service

9. Happybuy 11.6L Portable Electric Water Heater For The Shower Use:

Happybuy 11.6L Portable Electric Water Heater Reviews

This electric water heater is definitely a powerful one when compared with the other portable electric water heaters available in the market. This unit supplies 11.6L nonstop hot water per minute.

It also comes with a built-in micro-computer system which really allows you to adjust the temperature of the water by simply touching a few buttons. The safety problem of this unit is also worth stating; the leakage prevention valve, over-heating protection as well as the sensor fault protection, protect this water heater all around. For the shower usage, you can simply fit this water heater directly in your bathroom. If for the handwashing, you might also install it under your sink near the faucet.

Key Features:

  • Large LED touch screen
  • Sensitive LED display
  • High energy efficient
  • Low consumption
  • The appropriate size for the small apartment use
  • Well worth the cost

10. Thermoflow Portable Indoor Water Heater For Utility Sinks And Wash Basins:

Thermoflow Portable Indoor Water Heater Reviews

This portable water heater has Germany advanced technology which helps in supplying consistent and fast hot water when required. This unit also helps in reducing the loss of cold water, which eventually cuts down the bills paid on electricity and water. Because of the bare cable heating unit that free of maintenance, it provides continuous hot water whenever you require. You can simply install this unit under the kitchen sink or hand sink; then you can utilize hot water in around five secs.

Key Features:

  • Perfect for the point of use
  • Compact shape
  • Space-saving
  • Utilize as a primary water heater or a booster heater
  • Never run out of hot water

How Can You Purchase A Portable Electric Water Heater? ( Buying Guide )

If you want to find the best and the most appropriate portable water heater, then you have to be aware of the essential tips on selecting the one. Here, we have mentioned a few factors that you should always consider when out for purchasing a new portable electric water heater:

  1. Portability Can Make The Outdoor Usage Easy:

When we talk about the portable water heaters, then it is obvious that portability is the main concern. The water heater ought to be small,  and portable in hand. A few of the portable water heaters come with the handle which is available for both self-standing and the wall-mounted outdoor.

  1. Also, consider The Water Flow And Capacity That You Really Require: 

No matter if you are considering buying a tankless water heater or a tank water heater, you must know the amount of water Usage daily. Sizing the amount of water will then determine how much capacity you ought to get.

  1. Temperature Control, Rise And Range Are All The Very Important Contemplations:

The temperature of the water differs according to the seasons and locations. If you want to install or use it, then the temperature of the water would stay the same as per said by the advertisements. But if you’re going to use or install it in the colder regions, then you should definitely get a stronger model, for the temp falls off one to two degrees or even more (based on the places) in the colder regions.

  1. Safety Should Always Be The Key Factor: 

No matter if you want to buy a portable water heater or the one for residential use only, nobody will ever compromise on the safety and that is why you will never want to have a unit that has safety issues. Getting the one that has auto shut off water boiler is much safe. This feature enables the system to shut off automatically when the water is heated to the max temperature range. For also preventing the system from burning, there’re the overflow protection features.

  1. Endless Supply Of Hot Water Is A Must:

Imagine when you are traveling somewhere and having a bath and all of a sudden the water runs out, how would you feel? Obviously, you would never want to be in such a situation, right? It is the reason you should have a water heater which provides an endless supply of hot water for your relaxing bathing time.

  1. Spare Sufficient Space For The Heater: 

You should always have to estimate the space that you want to take up before buying a water heater. Do you have enough space for installing the large size water heater? If not, then you may as well select a portable water heater. The portable units are designed small, which make them ideal for the small apartments.

  1. Leakage Is A Problematic Thing: 

Always make certain to get a best quality water heater which has no breaks, no leaks and of course, no bursts. And reading the reviews, we have mentioned above will definitely help you out in selecting the best one for you.

Advantages Of The Portable Electric Water Heaters:

The portable electric water heaters come with a lot of advantages. Let’s find out what benefits you will get to enjoy after buying a portable electric water heater:

  1. Space Saver:

If you live in a small apartment house, then it is never going to be a wrong decision to choose a portable water heater. These are compact in shape as mentioned earlier and provide the massive supply of hot water when you are taking a shower.

  1. Lightweight :

For outdoor travel usage, the design makes the portable water heaters the best choice. If you get the one that has handles, then it can surely doubles the fitting method; you can either hang your unit somewhere suitable or utilize it self-standing.

  1. Energy Efficient:

For the majority of the portable water heaters, particularly the electric water heaters the energy efficiency that these units provide can reach up to ninety-eight percent. It really makes it possible to waste less energy in the water heating process. Besides, it can really produce less carbon dioxide as compared to the gas-powered water heaters.

  1. Simple To Install And Use:

For the portable water heaters, there are not a lot of functions provided apart from supplying endless hot water when required. For fulfilling all your outdoor requirements, it has simple on and off buttons on the water heater. Plus, it is always very easy to install a portable water heater.

  1. Saves On The Water Bills:

When the energy efficiency in a water heater is high, then it is for sure that you can save more on water and electricity bills.

  1. Comes With Simple Attachment System:

The portable electric water heaters often have a hose with them. A few systems also come with a battery, in replacement of the electricity outdoor and there’s also no need for the electrical hook-ups.