Remember that time you tried showering in your tiny house, only to be greeted by a sad trickle of lukewarm water that quickly turned icy cold? Yeah, not exactly the relaxing spa experience you envisioned, right? Space is precious in tiny living, and that bulky traditional water heater just wasn’t cutting it. We get it! The dream of a hot shower shouldn’t be sacrificed just because you’re embracing a minimalist lifestyle. Finding the perfect solution can be overwhelming, but that’s where we come in.
This guide is your one-stop shop for navigating the world of efficient and compact water heating. We’ve done the research, sifted through the specs, and considered real-world experiences to bring you the best electric tankless water heaters for tiny houses. Whether you’re a seasoned tiny home dweller or just starting your downsized adventure, we’ll help you find the ideal model to keep the hot water flowing without hogging precious space. Let’s dive in and find the perfect fit for your cozy abode!
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Say Goodbye to Bulky Tanks: Finding the Perfect Hot Water Solution for Your Tiny Home
So, you’ve embraced the tiny house movement! Congratulations! Living small is all about maximizing space and efficiency, right? But one appliance that often feels HUGE is the traditional water heater. The good news is you don’t have to sacrifice steaming hot showers for your minimalist lifestyle. The world of tankless water heaters is calling your name, and specifically, we’re diving into the realm of the best electric tankless water heaters for tiny houses.
Let’s face it, tiny homes have unique requirements. You don’t want to dedicate precious square footage to a massive tank holding gallons of water you might not even use. That’s where the magic of tankless comes in. Instead of storing water, these ingenious devices heat it on demand, giving you hot water only when you need it. Many models boast impressive energy efficiency ratings, potentially saving you up to 34% in energy costs compared to traditional tank heaters, according to the U.S. Department of Energy.
Choosing the right tankless heater, especially an electric one, for a tiny home is all about balancing size, power, and your personal hot water needs. Think about how many people will typically be using hot water at the same time. Will you need to run the shower and the dishwasher simultaneously? Also, consider the climate you live in; colder regions typically require more powerful heaters to reach desired temperatures.
We’re here to help you navigate the often-confusing world of BTUs, GPMs (gallons per minute), and voltage requirements. We’ll be exploring some of the most compact and efficient models on the market, highlighting their pros and cons, and guiding you towards selecting the best electric tankless water heaters for tiny houses that perfectly fits your small space and your hot water habits. Get ready to enjoy endless hot water without sacrificing precious square footage!
Best Electric Tankless Water Heaters For Tiny Houses – Reviews
ECOTOUCH 3kW 110V/120V Electric Tankless Water Heater
This little powerhouse is a great option for tiny houses that only need hot water for a single point of use, like a bathroom sink or a small kitchenette. Its compact size means it won’t hog precious space, and the on-demand heating ensures you’re not wasting energy heating water you’re not using. Installation is relatively straightforward, making it a DIY-friendly project.
While it’s perfect for light-duty tasks, don’t expect to power a long, hot shower with this unit. Its 3kW power rating is designed for small, occasional needs. Consider it a fantastic solution for situations where you just need a quick burst of hot water without the bulk of a traditional tank.
Rheem RTEX-13 240V Electric Tankless Water Heater
Looking for a reliable workhorse for your tiny home? The Rheem RTEX-13 is a solid choice. It’s designed to handle a bit more demand than the smaller units, capable of supplying hot water for a low-flow shower or multiple fixtures used sparingly. Rheem is a trusted name in water heating, and this model offers a good balance of performance and affordability.
Keep in mind that this unit requires a 240V electrical connection, which might necessitate some electrical work depending on your tiny house setup. It’s a bit more of an investment upfront, but the improved hot water capacity can be a worthwhile upgrade if you anticipate needing more than just a trickle.
Stiebel Eltron Tempra 12 Plus 240V Electric Tankless Water Heater
The Stiebel Eltron Tempra 12 Plus is all about consistent hot water. It uses advanced flow control technology to deliver a steady temperature, even when demand fluctuates. This means no more sudden cold blasts in the middle of your shower! Plus, Stiebel Eltron is known for its durable and well-engineered products, so you can expect this unit to last.
The higher price tag reflects the quality and advanced features. Installation might be best left to a professional electrician due to the electrical requirements and sophistication of the unit. However, if a consistent and reliable hot water supply is a priority, the Tempra 12 Plus is definitely worth considering.
Ecosmart ECO 11 240V Electric Tankless Water Heater
The EcoSmart ECO 11 is a popular choice for smaller homes and cabins, and it fits perfectly in a tiny house setting. Its self-modulating technology uses only the energy needed to heat the water, making it an efficient and cost-effective option. It’s also relatively compact, which is always a plus when space is at a premium.
While capable of handling a single shower in warmer climates, its flow rate is somewhat limited, especially in colder regions where the incoming water temperature is lower. Be sure to check the specifications carefully to ensure it meets your specific hot water needs. It’s a great choice for conservative water users in milder climates.
iHeat S-16 Electric Tankless Water Heater
The iHeat S-16 is a powerful and surprisingly compact tankless water heater. It boasts a higher flow rate than some of its competitors in the same size range, making it a suitable choice for tiny houses that might need to handle slightly higher hot water demands. The digital display allows for precise temperature control.
This unit requires a 240V electrical connection and a dedicated circuit, so professional installation is highly recommended. While it can deliver a satisfying shower, it might struggle to simultaneously supply hot water to multiple fixtures. Plan your water usage accordingly to avoid any unpleasant temperature drops.
Why Embrace Electric Tankless Water Heaters in Your Tiny Home?
Imagine this: you’re snuggled up in your cozy tiny house after a long day, ready for a hot shower. But instead of a relaxing cascade of warmth, you get a lukewarm drizzle. This is the reality with traditional tank water heaters in small spaces – they take up precious square footage and often run out of hot water quickly. Electric tankless water heaters, especially the best electric tankless water heaters for tiny houses, offer a solution by heating water only when you need it, eliminating the risk of running out and saving valuable space.
Tiny houses thrive on efficiency, and tankless water heaters are masters of energy conservation. Unlike tanks that constantly reheat water, tankless models spring into action only when you turn on the faucet. This “on-demand” heating significantly reduces energy waste, lowering your electricity bill and minimizing your environmental impact. Plus, many of the best electric tankless water heaters for tiny houses are designed with smart features, allowing you to optimize settings and further reduce energy consumption, all while enjoying perfectly heated water whenever you desire.
Think about the versatility a tankless water heater brings to your tiny life. Whether you’re washing dishes, doing laundry, or indulging in a long, hot bath (yes, even in a tiny house!), you’ll have a continuous supply of hot water tailored to your exact needs. This eliminates the frustrating waiting game associated with traditional tanks and allows you to focus on what truly matters – enjoying your tiny, yet abundant life.
Ultimately, choosing one of the best electric tankless water heaters for tiny houses is an investment in comfort, convenience, and sustainability. You’ll reclaim valuable space, lower your energy bills, and enjoy an endless supply of hot water whenever you need it. It’s a small change that can make a big difference in maximizing the efficiency and livability of your beloved tiny home.
Space-Saving Installation Tips For Tiny Homes
Living tiny often means mastering the art of making the most of every square inch. When it comes to installing your electric tankless water heater, thinking strategically about placement is crucial. Look for unused vertical spaces like under the sink, in a closet, or even tucked away above a counter. By mounting the heater on a wall, you free up valuable floor space that would otherwise be occupied by a traditional tank heater.
Another smart tactic is to choose a model with a compact design. Tankless heaters are already inherently smaller than their tank-based counterparts, but some models are specifically designed for tight spaces. Measure your intended installation area carefully before making a purchase to ensure a proper fit. Don’t underestimate the importance of considering access for future maintenance.
Consider the plumbing configuration as well. Can you minimize pipe runs by placing the heater close to the primary point of hot water use, such as the kitchen sink or shower? Shorter pipe runs not only save space but also reduce heat loss, improving energy efficiency.
Finally, consult with a qualified plumber. They can assess your tiny home’s plumbing system and recommend the best location and installation method for your electric tankless water heater, ensuring optimal performance and safety. They can also advise on any necessary electrical upgrades to handle the heater’s power requirements.
Understanding Electrical Load and Power Needs
Electric tankless water heaters demand a significant amount of electricity to heat water on demand. Before you even think about buying one, it’s crucial to understand your tiny home’s electrical capacity and how the heater’s power needs will impact your system. Overloading your electrical panel can lead to tripped breakers, or worse, electrical fires.
Begin by checking your electrical panel’s amperage rating. This number, usually found on the main breaker, indicates the total amount of electricity your home can safely handle. Then, identify the amp requirements of the electric tankless water heater you’re considering. This information should be clearly listed in the product specifications.
Next, calculate the total electrical load you already have in your tiny home. Factor in the amperage of your lights, appliances, and other electronic devices. It’s a good idea to overestimate slightly to account for occasional surges. If the combined amperage of your existing load plus the water heater’s requirements exceeds your panel’s rating, you’ll need to upgrade your electrical system.
Consult with a licensed electrician to determine if an electrical upgrade is necessary. This might involve installing a larger electrical panel or running a dedicated circuit specifically for the water heater. While this adds to the initial cost, it’s a crucial investment in safety and will prevent future problems.
Minimizing Standby Power Consumption
One of the primary advantages of electric tankless water heaters is their energy efficiency compared to traditional tank heaters. However, even tankless models can consume a small amount of electricity when idle. This is known as standby power consumption, and while it might seem insignificant, it can add up over time and impact your energy bills.
To minimize standby power consumption, consider investing in a model with advanced energy-saving features. Some heaters have built-in sensors that detect when the unit is not in use and automatically enter a low-power mode. These features can help reduce energy waste and lower your overall energy costs.
Another simple strategy is to unplug the water heater when you’re not using it for extended periods, such as when you’re away on vacation. While this might seem like a hassle, it can make a noticeable difference in your energy consumption. A smart plug can also be used to remotely switch off the water heater whenever necessary.
Finally, ensure that your water heater is properly insulated. While tankless models don’t have a storage tank to insulate, insulating the pipes leading to and from the heater can help prevent heat loss and reduce the amount of energy needed to heat water. This is particularly important in colder climates.
Troubleshooting Common Issues in Tiny Homes
Even with the best electric tankless water heater, issues can occasionally arise, especially in the unique environment of a tiny home. Being prepared to troubleshoot common problems can save you time, money, and frustration. One frequent issue is inconsistent water temperature. This could be due to low water pressure, insufficient electrical power, or a malfunctioning flow sensor.
Another common problem is a tripped breaker. As discussed earlier, electric tankless water heaters require a significant amount of electricity. If your heater trips the breaker frequently, it’s likely an indication of an overloaded circuit or a problem with the heater itself. Consult with an electrician to diagnose the issue and determine the appropriate solution.
Lime scale buildup can also affect the performance of electric tankless water heaters, particularly in areas with hard water. Lime scale can clog the heating elements and reduce the heater’s efficiency. Regularly flushing the heater with a descaling solution can help prevent this problem.
Finally, remember that regular maintenance is key to preventing issues and extending the life of your electric tankless water heater. Follow the manufacturer’s recommendations for cleaning, flushing, and inspecting the heater. By addressing small problems early, you can avoid costly repairs down the road and ensure that your tiny home always has a reliable supply of hot water.
Best Electric Tankless Water Heaters For Tiny Houses: A Buyer’s Guide
Hey there, fellow tiny house enthusiast! So, you’re looking to upgrade your tiny abode with a tankless water heater? Awesome choice! Ditching that bulky tank is a game-changer for space and energy efficiency. But with so many options out there, finding the best electric tankless water heaters for tiny houses can feel a little overwhelming. Don’t worry, I’m here to guide you through the process. Consider me your friendly neighbor who’s already been down this road and is happy to share some wisdom.
I’m not going to bore you with technical jargon. Instead, we’ll chat about the things that really matter when choosing a tankless heater for your tiny home. We’ll cover everything from power needs to flow rates, and even a few things you might not have thought about. So grab a cup of coffee, settle in, and let’s find the perfect hot water solution for your cozy space!
1. Power Requirements: Can Your Tiny House Handle the Heat?
This is, without a doubt, the most critical factor. Electric tankless water heaters are power-hungry beasts. They need a significant amount of electricity to heat water on demand. Before you even start browsing models, you need to figure out your electrical panel’s capacity. Check the amperage of your main breaker and any available circuits. Can your electrical system realistically handle the high amperage required for an electric tankless heater? Seriously, don’t skip this step. Overloading your electrical system is a fire hazard, and nobody wants that.
Imagine getting all excited about a shiny new tankless heater, only to realize your tiny house’s wiring simply can’t support it. You’d be stuck with a useless appliance and a costly electrical upgrade ahead. It’s much better to assess your electrical situation upfront. If your panel is maxed out, you might need to consider upgrading it or exploring alternative water heating options like propane or a smaller, point-of-use electric unit. Prevention is better (and cheaper!) than a blown circuit breaker or a hefty electrician bill.
2. Flow Rate: How Much Hot Water Do You Need Simultaneously?
Flow rate, measured in gallons per minute (GPM), is how much hot water the heater can deliver at a given time. Think about your hot water needs. Do you need to be able to shower while someone else is doing dishes? Or will you generally be the only one using hot water at any given moment? A lower flow rate might be sufficient for a single-person tiny house, while a larger household will need a higher GPM.
Picture this: you’re enjoying a nice hot shower, and suddenly, the water turns cold because someone flushed the toilet. Not fun, right? Choosing the right flow rate ensures that you can comfortably use multiple hot water fixtures simultaneously without experiencing a significant drop in temperature. Consider your typical usage patterns and overestimate slightly to avoid unpleasant surprises. Most electric tankless heaters will provide their GPM rating on the model specifications.
3. Size and Installation: Finding the Right Fit for Your Tiny Space
Space is a precious commodity in a tiny house, so the size of your water heater matters. Electric tankless heaters are generally compact, but they still take up space. Measure the area where you plan to install the unit and make sure the model you choose will fit comfortably. Also, consider the installation requirements. Some units require professional installation, while others can be installed DIY if you’re comfortable with basic plumbing and electrical work.
Think about where you’ll realistically mount the unit. Is it a cramped closet or a more open area? You’ll need to factor in space for connecting plumbing and electrical lines, as well as accessibility for maintenance. A bulky unit crammed into a tiny space can make future repairs a nightmare. Measure twice, buy once, and choose a model that fits seamlessly into your tiny house layout. Plus, research the install requirements. Some of the best electric tankless water heaters for tiny houses require professional installation for warranty validity.
4. Energy Efficiency: Saving Money and Reducing Your Footprint
One of the main reasons people switch to tankless heaters is their energy efficiency. Traditional tank water heaters constantly heat water, even when you’re not using it, wasting energy. Tankless heaters only heat water when you need it, saving energy and reducing your carbon footprint. Look for models with high energy efficiency ratings and features like standby mode to minimize energy consumption.
Imagine comparing your energy bills before and after installing a tankless heater and seeing a noticeable decrease. That’s the beauty of energy efficiency! While the initial cost of a tankless heater might be higher, the long-term savings on energy bills can more than make up for it. Plus, you’ll be doing your part to conserve resources and protect the environment. Choosing the most energy-efficient electric tankless model within your budget is a win-win.
5. Temperature Control: Finding Your Perfect Comfort Zone
Temperature control is another important factor. Look for models that allow you to adjust the water temperature to your liking. Some units offer precise temperature control, while others have preset temperature settings. Consider your preferences and choose a model that provides the level of control you need.
Picture this: you’re trying to take a relaxing bath, but the water is either scalding hot or lukewarm. Not exactly the spa experience you were hoping for, right? A good temperature control system allows you to dial in your perfect water temperature for different uses, whether it’s a hot shower, a warm bath, or just washing your hands. The best electric tankless water heaters for tiny houses have good temperature controls that are easy to use.
6. Durability and Maintenance: Choosing a Heater That Lasts
Investing in a durable and reliable water heater is crucial. Look for models from reputable brands with good warranties. Read reviews to see what other users have to say about the product’s reliability. Also, consider the maintenance requirements. Some tankless heaters require regular descaling to prevent mineral buildup, while others are virtually maintenance-free.
Imagine having to replace your water heater every few years. That’s not only a hassle but also an expensive proposition. Choosing a durable model from a trusted brand can save you money and headaches in the long run. Check the warranty details carefully and research the expected lifespan of the unit. Regular maintenance, like descaling, can also extend the life of your heater.
7. Budget: Finding the Best Value for Your Money
Finally, consider your budget. Electric tankless water heaters range in price from a few hundred dollars to over a thousand. Determine how much you’re willing to spend and find a model that fits your budget without sacrificing essential features. Remember to factor in the cost of installation, which can vary depending on whether you hire a professional or do it yourself.
Picture this: you find the perfect tankless heater with all the bells and whistles, but it costs more than your entire tiny house! While it’s tempting to splurge on the latest and greatest model, it’s important to be realistic about your budget. The best electric tankless water heaters for tiny houses can be found at a reasonable price, balancing performance with cost. Weigh the pros and cons of different models and choose the one that offers the best value for your money. Don’t be afraid to compare prices and look for deals to save even more.
FAQs
What size electric tankless water heater do I need for my tiny house?
That’s a great question, and getting the right size is crucial! The size you need depends mostly on two things: the number of fixtures you’ll be using at the same time (like a shower and a sink), and how much the temperature of the incoming water needs to be raised. A colder climate generally requires a more powerful heater.
Generally, for a tiny house, a smaller model (around 3-6 GPM) might be enough if you’re only using one fixture at a time. However, if you plan on showering while someone else washes dishes, you’ll need a larger unit (maybe 6-9 GPM or more). Check the heater’s specifications to see how many GPM (gallons per minute) it can deliver at your desired temperature rise, and consider err on the side of a slightly larger unit to avoid lukewarm showers!
Are electric tankless water heaters energy-efficient for tiny houses?
Absolutely, they can be! One of the biggest advantages of an electric tankless water heater is its on-demand heating. Unlike traditional tank heaters that constantly heat a reservoir of water (and lose energy in the process), tankless heaters only activate when you turn on a hot water tap. This means you’re not wasting energy heating water you’re not using.
That being said, their energy efficiency depends on your usage habits. If you take long, frequent showers, the energy savings might not be as dramatic. But overall, for typical tiny house living where water usage is generally conscious, an electric tankless heater can be a very efficient choice, potentially lowering your energy bills compared to a tank heater.
Can I install an electric tankless water heater myself in my tiny house?
While it’s technically possible to DIY the installation, we generally recommend getting a professional electrician and plumber involved. Electric tankless heaters require significant electrical power, often needing dedicated circuits and heavier gauge wiring than what you might already have in your tiny house.
Incorrect wiring can be dangerous and could even damage the unit or create a fire hazard. Also, plumbing connections need to be done correctly to prevent leaks. Hiring professionals ensures the installation is safe, up to code, and that your heater will function correctly for years to come. It’s a worthwhile investment for your peace of mind and safety!
How much does an electric tankless water heater cost to run in a tiny house?
The running cost varies based on a few factors, primarily your electricity rates and your hot water usage. To get a rough estimate, you can look at the heater’s wattage and multiply that by the number of hours you anticipate using it per month. Then, multiply that result by your electricity rate per kilowatt-hour (kWh).
Keep in mind that this is just an estimate, and the actual cost might be higher or lower depending on your specific habits. You might want to track your water and electricity usage for a month after installation to get a more accurate idea of the running costs. Consider getting a smart energy monitor to track consumption.
What are the common problems with electric tankless water heaters in tiny houses?
One common issue can be scaling or mineral buildup, especially if you have hard water. This buildup can reduce the heater’s efficiency and lifespan. Installing a water softener or descaler can help prevent this problem. Also, make sure to descale the heater annually following the manufacturer’s instructions.
Another potential issue is voltage drops, which can occur if the electrical system isn’t adequate for the heater’s power requirements. This can cause the heater to malfunction or not heat the water properly. That’s why a professional electrical installation is so important. And, finally, always read the manual so you know how to troubleshoot common issues for your specific model.
How long do electric tankless water heaters typically last in a tiny house?
With proper maintenance and care, an electric tankless water heater can last quite a long time – typically 10 to 20 years, sometimes even longer. This is generally longer than traditional tank heaters, which often need to be replaced after 8-12 years.
The longevity depends on factors like water quality, usage frequency, and how well you maintain the unit. Regular descaling and addressing any minor issues promptly can significantly extend its lifespan. Make sure to keep the heater clean and free from dust and debris as well.
Do electric tankless water heaters require special plumbing in a tiny house?
While they don’t necessarily require entirely “special” plumbing, there are a few considerations. First, you need to ensure that your plumbing can handle the flow rate required by the heater. If your pipes are too small, it can restrict water flow and affect the heater’s performance.
Also, it’s wise to use flexible supply lines for easy maintenance and replacement. For cold climates, properly insulating the water lines is critical to prevent freezing and bursting. Ultimately, following local plumbing codes and consulting with a qualified plumber will help ensure a smooth and code-compliant installation in your tiny home.
Final Thoughts
So, there you have it! We’ve explored some of the best electric tankless water heaters for tiny houses, weighed their pros and cons, and equipped you with the knowledge to make an informed decision. Choosing the right one is about balancing your specific needs with the available features and budget. Think about your water usage, your climate, and the overall energy efficiency goals for your tiny home. With the right electric tankless water heater, you can enjoy on-demand hot water without sacrificing precious space or efficiency.
Now it’s time to take the plunge and embrace the freedom and sustainability that tiny house living offers. Ditch the bulky tank, choose your ideal model, and start enjoying instant hot water in your cozy, eco-friendly haven. We’re confident you’ll find the perfect solution for your needs. Go ahead, make the leap, and let the hot water flow! You’ve got this!