Best Battery Backup For Tankless Water Heaters: Beginner’s Guide [Updated]

Bathroom, Buyers Guide, Tankless Water Heater

battery backup for tankless water heater
As an Amazon Associate, I may earn from qualifying purchases at no extra cost to you. All the products recommendation links on izzysmarthomeguide.com will navigate to Amazon

So, are you looking for a battery backup for your tankless water heater?

Well, if that is the case, then trust me, you’ve landed on the correct post as we would NOT only be discussing the nuts & bolts of a tankless water heater but also its idiosyncratic aspects.

Moreover, we would also be responding to the queries related to battery backup for tankless water heaters in the “FAQs” section in order to help both our clients and the readers of this blog in making an informed buying decision.

To be honest, whether you’re a first-time buyer or a seasoned professional, the piece of information that we’ve bundled in this post would definitely be of great help.

We’re experienced professionals dealing in this domain for over a decade now, so you can TRUST us and our RECOMMENDATIONS.

So, without any further ado, let’s begin…

Which is the best battery backup for tankless water heaters?

Frankly speaking, tagging anyone battery backup brand or model with the title “best” would simply mean doing injustice to the rest of the products in the category as, like any other product, every battery back comes with its own sets of pros and cons which we would be discussing in the review section.

However, we’ve one particular battery backup and outliers of course for all the good reasons in our evaluation process that we would be particularly discussing in this section.

Rinnai HUGO-X1 Battery Backup for Tankless Water Heaters | Best Battery Backup For Rinnai Tankless Water Heater

Most of the avid readers of this blog would’ve definitely guessed the brand, right?

Well, if you’ve been reading this blog quite often then you must be aware of the fact that how strongly we recommend Rinnai Tankless Water Heaters, and with god grace, till now we’re quite successful in satisfying our clients’ quest.

The Rinnai HUGO-X1 Battery Backup for Tankless Water Heaters is undoubtedly the best and most sought battery backup on our list, and the same has been affirmed by our clients as well.

To be precise, it is equipped with almost all the essential ingredients including superlative and premium features that you might be looking for in your favorite battery backup for tankless water heaters.

At the same time, I’ll NOT deny the fact that it’s a premium product and would definitely make a dent in your budget.

But, trust me, in the long run, it will pay you for its high upfront price.

If I’ve to recall, around more than hundreds of our clients have taken service of this little beast, and other than a few rest are satisfied and willing to recommend it to their friends and families.

Needless to say, if you’re on a shoestring budget then this isn’t the RIGHT battery backup for you.

Enough of bragging about Rinnai HUGO-X1 Battery Backup for Tankless Water Heaters, isn’t it?

Let’s dive a little deeper to find out why it’s so popular and what makes it a class apart.

First thing first, it is highly safe and secured, thanks to the built-in fuse that plays a crucial role in preventing board burnout as well as protecting downstream appliances.

However, the thing that really attracted me to this unique battery backup is the PURE SINE WAVE technology that makes it ideal as NOT only battery backup but also a surges protector.

In layman’s terms, it will not only provide battery backup to your tankless water heater but also will prevent it from getting burnout because of a sudden surge in temperature.

It becomes auto active in less than 10 ms in case of a power outage as well as auto-reset when the main power becomes available so operating it is a breeze even for a newbie.

The manufacture has taken adequate steps to prolong the battery life including the flow sensor switch.

And, the best part is, you can install it both indoor as well as outdoor, thanks to the Weatherproof Enclosure Design with IP54 Rating.

The unit is highly flexible and compatible with a wide range of appliances including computers, space heaters, solar panel systems.

Who should buy Rinnai HUGO-X1 Battery Backup for Tankless Water Heaters?

Most of the time, my clients after listening to all the JAGRAN end up asking is it for me or NOT.

So, in case, you’re also in the same frame of mind then please allow me to tell you who should buy this product.

At izzysmarthomeguide.com, we recommend Rinnai HUGO-X1 Battery Backup to both homeowners as well as small businesses.

For example, if run a small business such as restaurants, clinics, small offices, laundries, salons, HUGO-X is definitely a good buy, and I truly believe it will match up to expectations.

Best Battery Backup For Tankless Water Heater Review

Well, before we dive deep into the discussion, please allow us to explain the shortlisting and reviewing process that we follow for izzysmarthomeguide.com.

We truly believe that by doing so we’re able to keep things impartial and reviews unbiased.

First and foremost, our core team does the brainstorming and comes up with a set of evaluation parameters.

Each parameter is assigned a certain weightage depending upon its ability to influence a buyer’s decision.

During the evaluation process, each product gets a RELATIVE score depending upon its performance.

Finally, we sum up the score and shortlists the “top performers” for review purposes.

If two products get the same score which is the rarest of the rare scenario, then we reach out to our clients to whom we’ve recommended these products and asked them for feedback and reviews.

The feedbacks and reviews decide the winner out of the two.

I hope you’re clear with our reviewing process.

Nonetheless, in case of doubts or queries, feel FREE to reach out to us via the contact form and our team would be more than happy to assist you.

Does it make sense?

HUGO Battery Backup for Tankless Water Heaters and Gas Appliances | Best Affordable Battery Backup For Tankless Water Heaters

Most of our clients are price sensitive and are on the lookout for a value for money product like mine.

So, here I come with one of the most affordable battery backups for tankless water heaters on our list, and for all good reasons.

In spite of being highly affordable, the HUGO Battery Backup for Tankless Water Heaters doesn’t compromise on its quality and features, and as a result, its popularity has surged multifold in the last couple of years.

Correct me, if I’m wrong.

Unlike other battery backups, it is exclusively designed to keep tankless water heaters in mind so the performance is mindboggling.

Moreover, it is powerful enough to handle up to 13 hours of continuous water usage so the probability of water shortage decreases drastically.

Well, if you own a gas-powered tankless water heater then I highly recommend you to try this little beast.

It is uniquely designed for the purpose of both indoor and outdoor installations.

Since it is weather-resistant so you don’t have to worry about rain or cold climatic conditions.

On top of it, the Rinnai USA has not only recognized it but also approved it for the use which clearly depicts the quality and features that the backup battery comes with.

To my surprise, it is equipped with almost all the premium features including flow sensor, temperature sensor, pure sine wave, automatic switch over.

It is convenient to use and changing the battery wouldn’t consume much of your time and you can do it on your own without any expert guidance.

As mentioned earlier also, a high-quality flow sensor is right in place to ensure good energy management.

In case, you want it to use for appliances other than a tankless water heater then you’ll have to remove the flow sensor which is definitely something that I don’t like.

The thing that I really liked about this little beast is that it is solar capable which means you can use solar energy as an alternate source to power it.

A built-in fuse is right in place to tackle sudden surge in power so board burnt is a rarest of the rare scenario.

Also, your natural gas or propane tankless water heater is fully protected against a sudden power surge.

Installing the unit inside your home is quick, easy, and less time-consuming, thanks to the built-in splash-proof battery.

On the downside, it isn’t the quietest battery backup on the market so you’ve to bear with little noise something similar to bee humming.

EGO Power+ PST3042 Nexus Portable Power Station | Best Portable Battery Backup For Tankless Water Heaters

The EGO Power+ PST3042 Nexus Portable Power Station is definitely another good quality battery backup that you can consider having in your kitty.

We generally recommend EGO Power+ PST3042 Nexus Portable Power Station to those clients who are highly mobile and on the lookout for a portable power station.

It consists of two robust steel handles that make the portability a breeze.

The uniquely designed battery backup could be a great fit if you’re a camping freak or a party animal.

Of course, you can use it for outdoor activities, thanks to the weather-resistant construction.

Not only is it highly flexible but also compact enough to be stored in small spaces.

It is convenient to use and easy to handle.

In fact, a LED display is present right in place to display running time to the user with the help of its temperature sensor.

It’s perfect for indoor use because of its ability to operate quietly without making any tangible noise or vibration.

On the downside, the Ego Power+ machine doesn’t come with an automatic starting system so you don’t have an option but to enable it manually.

When it comes to connectivity, the Ego Power+ does a great job, indeed.

As far as we know, the battery backup is compatible with almost all the gas appliances, thanks to its ability to connect through Wi-Fi and Bluetooth.

Last but not least, the unit might sound expensive to someone who is on a tight budget.

However, I can assure you that it’s a value for money product that you’ll not REGRET investing into.

ROCKPALS Portable Power Station | Best Battery Backup For Whole House Tankless Water Heaters

The ROCKPALS Portable Power Station comes in a combination of red & black colors and weighs 14.3 pounds.

Frankly speaking, it comprises almost all the essential ingredients including superlative features that you might be looking for in your favorite battery backup.

Like the aforementioned battery backup, the ROCKPALS Portable Power Station also comprises a LED display to provide the necessary information for the end-users.

As soon as the main power becomes available it auto resets, and in case of the power outage, the ROCKPALS Portable Power Station activates within 8 ms.

When it comes to charging this backup battery, you can use solar panel including other traditional ways which clearly depicts how versatile the unit is.

Of course, it is compact, durable, and portable.

It comprises of strong handle for easy transportation.

On the downside, if you’re a resident of a region where frequent rain and thunderstorm happens, then definitely, this backup battery isn’t for you as it lacks the capability to deal with them effectively.

We generally recommend ROCKPALS Portable Power Station for trekking as a LED lamp is integrated to send distress signals as well as protect downstream appliances.

You can use ROCKPALS Portable Power Station for indoor purposes with ease thanks to its compact and sleek design which makes it possible to install the unit in a small and compact space.

Also, a built-in alarm indicator is right in place for troubleshooting flow sensor switches to prolong battery life and only goes off when the battery is low.

The ROCKPALS Portable Power Station could be a perfect option if you’re looking for a battery backup for your whole house tankless water heater and you’re willing to invest a good lump sum upfront.

APC Network UPS | Best Battery Backup For Takagi Tankless Water Heaters

So, here I come with yet another high-quality battery backup for your tankless water heater.

It goes with saying that the APC is a well-known and highly trusted brand in the field of battery backup.

The unit is exclusively designed for indoor installation and can be either racked or tower-mounted.

Frankly speaking, the APC Network UPS is quite popular among our clients who love smart devices.

Not only does it involves clean power management but also smart enough to run autonomously.

Unfortunately, it doesn’t have a LED display but the good news is, you’ll receive an LED notification that will give you information on the status and running of the machine and components.

Also, it provides you with the data such as kilowatt-hours consumed which can help you to figure out whether the consumption is as per your expectation or NOT.

It comes with a mode that allows you to reduce the energy allocated to non-essential equipment so that the sensitive pieces of equipment can get better protection.

In order to provide you with the best possible user experience, easy-to-use navigation keys are right in place.

Without any doubt, the unit is highly flexible and various parameters are programmable and allows application-specific settings, thresholds, and notifications.

Also, the APC Smart-UPS is equipped with remote checking making it compatible with almost all gas appliances.

The manufacturer has inculcated an integrated alarm right in place so that the user can be well-versed with the different states of use of a battery.

And, the best part is, you can expect a continuous supply of hot water from your tankless water heater even during a blackout once the installation of the unit has taken place.

The APC Network UPS will most probably fall in your budget even though you’re on a tight budget.

Not only is the unit reliable, energy-efficient but also possesses low maintenance.

Sonnen Batterie Eco 4 | Best Battery Backup For Gas Tankless Water Heaters

Do you love to experiment with innovative and new products?

If your answer is “YES”, then definitely, the Sonnen Batterie Eco 4 is for you.

It is not only equipped with advanced and innovative technology but also reasonably priced.

You can think of Sonnen Batterie Eco 4 as a battery designed in the form of a modern wall cabinet connected to an inverter which in turn absorbs energy from solar panels, interesting, isn’t it?

It is highly powerful and can supply energy to NOT only your tankless water heater but also other gas appliances.

Moreover, the unit is uniquely designed to sync well with your home decor.

The Sonnen Batterie Eco Backup system can supply energy for a longer duration without any interruption, thanks to the energy management system which isn’t only well-organized but also highly efficient.

In the case of a blackout scenario, the excess energy stored in the battery does the trick for you.

The thing that I really admire about this little beast is its capability to provide energy to a wide range of gas appliances.

In fact, if you own a small or mid-sized home, then the unit is more than sufficient to take care of your power needs in case of a blackout, and the same has been affirmed by our clients as well.

On the downside, it isn’t as mobile and portable as the ones that we’ve discussed before.

And, things become worst if you’re on a shoestring budget because it will become very difficult for you to pay a huge upfront cost that the unit demands.

Overall, a good purchase ONLY IF you’re willing to pay a premium price for a superlative intelligent battery backup.

Generac 7043 Home Standby Generator | Premium Battery Backup

The Generac 7043 is known for its power and endurance.

To be honest, it is one of the largest backup batteries on our list and expensive too.

However, the cost is well justified by the kind of unique features the unit is equipped with.

In case of a power outage, the unit can take care of the energy demands of all the home appliances including tankless water heaters, thanks to the large battery that is incorporated in the unit.

A huge upfront cost is involved which I’ll NOT deny as well.

In fact, the battery is sold separately by the manufacturer which further increases the cost.

The battery can be recharged when the power is ON and can last up to 40 hours.

Though you can install the unit both indoor and outdoor still we recommend our clients to expedite the installation process outdoor seeing the size of the Generac 7043.

In order to deal effectively with variations in weather conditions, a corrosion-resistant aluminum box is right in place.

When it comes to installation, the bulkiness of the unit hasn’t left many options.

You need to permanently mount it and nothing else can you do.

Buy only if you’re willing to use it for years to come.

Not a good choice for a temporary battery backup for tankless water heaters.

It is a low-noise device so you can expect the unit to operate quietly.

You can operate the unit remotely with the help of the remote control function that comes with it.

It can switch automatically to backup supplier mode so you don’t have to do anything manually.

Also, it is equipped with a multilingual LCD display that allows the users to check operating status at any time.

Tripp Lite – OMNIVS1500XL OmniVS Series | Best Battery Backup On A Budget

The Tripp Lite – OMNIVS1500XL OmniVS Series is a close competitor of HUGO battery backup and all for good reasons.

It is uniquely designed for room installation as well as capable of dealing with climate changes effectively.

Since you can wall-mount the unit so that the ground space can be used for other important works.

LEDs are right in place on the front panel to provide you information related to power, battery power, voltage regulation, and battery low status.

On average the unit can provide you 120 watts and 50 minutes of backup.

The package includes an operating system that allows you to do remote checking with the help of a mobile application.

And, the best thing about the Tripp Lite OMNIVS1000 is that you can afford it even though you’re on a shoestring budget.

An alarm is right in place to notify you about the blackout.

The device operates smoothly and quietly, thanks to the built-in noise suppression function.

We don’t recommend it for outdoor installation as the body of the device may not withstand rain or other unprecedented events effectively.

CyberPower CP1500AVRLCD Intelligent LCD UPS System | Best Battery Backup For Navien Tankless Water Heater

The CyberPower CP1500AVRLCD Intelligent LCD UPS System comes with a multifunction LCD panel, automatic voltage regulation, battery backup & surge-protected outlets, etc.

Moreover, the backup battery is backed by a 3-year warranty which clearly depicts the trust and confidence of the manufacturer in its offering.

You get real-time information on battery and power conditions with the help of a Multifunction LCD Panel.

The panel will display crucial information including estimated runtime, battery capacity, load capacity, etc.

It is capable of handling minor power fluctuation effectively resulting in elongated battery life.

Since CyberPower CP1500AVRLCD is an Energy Star Certified product so you can expect it to be highly energy-efficient.

Issues related to battery modes such as a low battery, overload, and errors are highlighted by a built-in audible alarm signal.

The unit operates quietly thanks to the advanced and innovative technology that it uses.

It also comprises an intelligent voltage regulation system that plays a crucial role in protecting your connected tankless water heater against the risk of high voltage.

The CyberPower’s device is compact and sleek-designed to get accommodate even in small spaces.

All in all, a decent battery backup that you’ll NEVER regret investing in.

Liebert GXT4 UPS | Best 6000 VA Battery Backup

The Liebert GXT4 UPS protects your home appliances from a full range of power disturbances including sags surges and noises.

Moreover, the package includes all the essential hardware for installation including hot-swappable batteries.

You can install the unit as a tower or even in an equipment rack with ease even though you’re a first-time buyer and don’t have any prior experience of installing a backup battering for tankless water heaters.

The Liebert GXT4 UPS is highly flexible and comprises of unique eco-mode that allows you to enhance efficiency during off-hours.

And, the best part is, you can remotely monitor and manage the unit, thanks to the free Trellis power Insight application.

The Vertiv Liebert GXT4 could be perfect for applications that require zero tolerance for downtime.

In layman’s terms, it comprises all the essential ingredients that you might be looking for in your favorite battery backup.

Just forget to mention, the unit is equipped with Power protection online double-conversion technology that power without drawing on battery extending battery life.

The primary purpose of the device is to keep running your equipment’s uninterrupted during an outage.

In order to make things simple for you, a user-friendly manual comes along with the device.

Jackery Portable Power Station Explorer 240 | Best Battery Backup For Camping

The 6.6 pounds Jackery Portable Power Station Explorer 240 is equipped with a 240Wh lithium-ion battery pack and comes with a carport so that you can easily charge your road trip essentials such as smartphones, laptops, cameras, fans, etc.

We generally recommend Jackery Portable Power Station Explorer 240 for outdoor adventure trips including tent & backyard camping.

In order to make transportation quick, easy, and hassle-free, the unit comprises a solid steel handle.

The Jackery power station might grab your attention if you’re fascinated with the green power supply.

In fact, you can easily recharge the power station with Jackery SolarSaga 60 solar panel.

Well, a built-in MPPT controller is right in place to NOT ONLY enable the solar panel to operate at its maximum power point but also to make sure that the charging is done at the highest efficiency.

In layman’s terms, the unit can be charged in three different ways so wherever you go on this planet you’ll find some of the other ways to charge the battery backup.

Trust me, it’s one of the most affordable entry-level solar power stations that we’ve got on our list.

The unit is not only portable but also capable enough to take care of almost all the power needs while you’re camping or trekking.

It goes without saying the unit is uniquely designed and robustly constructed.

Do I still need to convince you?

Buyer’s Guide

Let’s have a quick look at some of the “must-have” parameters when it comes to buying a battery backup for the tankless water heater.

Whether you’re a first-time buyer or a seasoned professional, the information that we’re gonna share with you will definitely help you in making an informed buying decision.

Price

During our evaluation process, we give high weightage to the price of the product, the reason being simple, it is capable of making or breaking a purchase decision.

Always, look for a backup battery for a tankless water heater that is well within your budget.

Trust me, the cheapest products aren’t always the worst and the costliest aren’t always the BEST.

So, it’s always advisable to opt for a backup battery that not only caters to your requirements but also falls well within your budget.

Warranty

Another important parameter to consider when it comes to buying a backup battery for tankless water heaters is the warranty.

In simple words, the longer the warranty the better it is.

A longer warranty duration simply depicts the confidence and trust that the manufacturer has in its offering.

Technology

We prefer to recommend battery backups that are technologically advanced and innovative so that our users can reap maximum benefits from them.

Even though backup batteries equipped with advanced technology costs you a little more still I recommend them to have in your kitty because they will definitely pay you in the long run.

These little beasts enhance user-experience multifold and make the operation smooth, easy, and flawless.

Brand Value

Don’t invest in unknown or unreliable brands simply because it costs you LESS.

Always, look for battery backup brands that are established and known for the quality of their products.

Fortunately, all the backup batteries that were made to our list are worth considering as they very well satisfy the brand value criteria.

Frankly speaking, it takes a lot of effort to create a brand value so invest in the brand name as it will pay you in the long run.

Safety

Undoubtedly, safety features are the non-negotiable ones.

Look for battery backups that are equipped with advanced and innovative safety features and are also capable enough to deal with unprecedented situations effectively.

It’s always good to be SAFE than SORRY, isn’t it?

Never opt for a backup battery that isn’t safe and secured as it will not only put your life at stake but your family members as well.

Fortunately, all the backup batteries for tankless water heaters that made to our list come with safe and secured features.

FAQs

As promised to our clients as well as avid readers of izzysmarthomeguide.com, I would be responding to the queries related to the best battery backup for tankless water heaters in order to help you make an informed purchase decision.

How do I power my tankless water heater during a power outage?

As mentioned earlier also in this post, battery backups are the best way to power your tankless water heater during a power outage.

Do tankless water heaters have battery backup?

Well, as per my knowledge and experience, most tankless water heaters don’t have any battery backup.

But, the good news is, they support battery backup, all you need to do is to buy a battery backup separately and connect it to your tankless water heater.

Do tankless water heaters work during a power outage?

Unfortunately, a tankless water heater doesn’t work during a power outage without having a battery backup in place.

In order to deal effectively and successfully with a power outage, you need to have a battery backup in place.

Wrapping Up | Battery Backup For Tankless Water Heaters

First and foremost, I would like to thank you for being with us till the end.

Secondly, I would like to bring to your notice that I along with my core team have put loads and loads of effort into coming up with this comprehensive buying guide on battery backup for tankless water heaters.

And, in case, you liked our effort then please do share this post with like-minded people and the ones who are in need of it.

After all, sharing is caring, isn’t it?

Cutting long-story-short, all the battery backups that were made to our list are of high quality and worth your investment.

You can trust their quality and performance as we follow a very strenuous evaluation process.

Do let us know in the comment section about your top pick from our review list.

That’s all, as of now:):):)

[Read Also]