When it comes to modern home conveniences, hot water is undoubtedly a necessity, but traditional water heaters can be bulky and inefficient. Enter the best on demand electric water heaters, a revolutionary solution that delivers hot water instantly as you need it, reducing energy waste and saving space. Whether you’re showering, washing dishes, or doing laundry, on-demand heaters ensure that you never run out of hot water, all while operating quietly in the background. With their energy-efficient designs and compact sizes, these units have become increasingly popular among homeowners looking to streamline their water heating solutions.
In this comprehensive review and buying guide, we will explore the top contenders in the market, examining their features, performance, and value for money. From compact models perfect for apartments to high-capacity systems suited for larger households, our selection of the best on demand electric water heaters caters to a variety of needs and preferences. We’ll arm you with all the information you need to make an informed decision, so you can enjoy endless hot water without compromising on energy efficiency or space.
Before we start our review of the best on demand electric water heaters, here are some related products you can find on Amazon:
Overview of On Demand Electric Water Heaters
On demand electric water heaters, also known as tankless water heaters, are an innovative solution for providing hot water on demand rather than storing it in a tank. These systems heat water directly as it flows through the unit, ensuring that you have a continuous supply of hot water whenever needed. This is particularly beneficial for households with high hot water demands, as traditional tank water heaters can run out during peak usage times.
One of the main advantages of on demand electric water heaters is their energy efficiency. Unlike conventional water heaters that maintain a reservoir of hot water, tankless systems only use energy to heat water when it is required. This can lead to significant savings on energy bills over time, as there is no standby heat loss—a common issue with tank models. As a result, many consumers are turning to the best on demand electric water heaters for their efficiency and cost-effective operation.
Moreover, these units tend to be more compact than traditional water heaters, making them ideal for smaller living spaces or homes where every square inch counts. Their design allows installation in various locations within the home, including under sinks, in closets, or even mounted on walls. This flexibility helps maximize usable space without compromising on comfort or accessibility to hot water.
Additionally, modern on demand electric water heaters come equipped with advanced technology, including digital temperature displays and automatic shut-off features for enhanced safety and convenience. With various models available, it’s easier than ever to find a unit that meets your specific hot water needs, making them a popular choice among homeowners looking to upgrade their water heating systems.
Top 5 Best On Demand Electric Water Heaters
1. EcoSmart ECO 27 Electric Tankless Water Heater
The EcoSmart ECO 27 is a powerful on-demand electric water heater that provides an impressive output of up to 3 gallons per minute at a 75°F rise in temperature. Its compact design makes it ideal for small spaces while still delivering hot water for several applications simultaneously. The digital temperature control is easy to use and offers a precise temperature range from 80°F to 140°F, ensuring optimal comfort for every user. Additionally, the unit’s efficiency is noteworthy, boasting a 99.8% energy efficiency rating, which can help save money on energy bills over time.
Installation is straightforward, and the manufacturer provides ample support for homeowners tackling DIY projects. The unit is built to last, containing durable elements that resist scale buildup, ensuring longevity without frequent maintenance. However, users should note that electricity supply requirements may necessitate an upgrade in some homes. Overall, the EcoSmart ECO 27 is an excellent choice for those in need of reliable hot water without the hassle of traditional tank systems.
2. Stiebel Eltron Tempra Plus 24 kW Electric Tankless Water Heater
The Stiebel Eltron Tempra Plus is a state-of-the-art electric tankless water heater that offers advanced technology for consistent hot water flow. With its patented auto-modulating technology, this unit adjusts energy consumption based on hot water demand, resulting in an efficient and reliable performance. Capable of providing up to 4 gallons per minute, it’s suitable for medium to large households. Users appreciate the intuitive controls and the ability to set precise temperatures, making it easy to customize their hot water experience.
Another standout feature of this model is its extremely quiet operation, which is perfect for homes where noise might be a concern. While the upfront investment may be higher than traditional water heaters, the energy savings and reliability make it a worthwhile consideration. Installation may require professional assistance due to wiring requirements, but the manufacturer’s customer support is commendable. Overall, the Stiebel Eltron Tempra Plus is a solid contender, balancing performance and efficiency seamlessly.
3. Rheem RTE 13 Electric Tankless Water Heater
The Rheem RTE 13 Electric Tankless Water Heater is designed for those who need a compact but efficient solution for a single point of use. With a maximum flow rate of 3.1 gallons per minute, it’s perfect for sinks, showers, and dishwashers. The unit heats water on demand, ensuring that you’re not wasting energy or water waiting for a tank to fill up. It features durable copper and stainless steel components, enhancing both efficiency and longevity.
However, potential buyers should keep in mind its limitations in simultaneous hot water usage, as it may not meet demands for larger households with multiple fixtures running simultaneously. Despite this, its affordability and ease of installation make it attractive for smaller homes or apartments. The Rheem RTE 13 is a powerful yet compact option for anyone looking to save space while enjoying the benefits of on-demand hot water.
4. Bosch EL-5 5-Gallon Electric Mini-Tank Water Heater
The Bosch EL-5 is a mini-tank water heater that offers instant hot water for small spaces or additional hot water needs in larger homes. It can be installed directly under the sink, providing the convenience of immediate access to hot water without long wait times. With a capacity of 5 gallons, it’s perfect for handwashing dishes or providing hot water for showers. The unit can be used in conjunction with a traditional water heater to increase overall efficiency and user satisfaction.
Despite its small size, the Bosch EL-5 is well-built and energy efficient, ensuring that users don’t waste electricity heating excess water. Installation is generally straightforward, and because it requires no additional venting, it can be set up in various locations around the home. While it does have limitations in terms of capacity, it serves its purpose efficiently as a supplementary water heater, making it ideal for specific hot water needs.
5. Titan SCR2 N-240 Electric Tankless Water Heater
The Titan SCR2 N-240 Electric Tankless Water Heater is a high-performance model catering to larger households requiring consistent hot water flow. With a flow rate of up to 6.6 gallons per minute, it can easily support multiple applications simultaneously without any dips in temperature. The advanced heating elements ensure that hot water is always available, making it a great choice for busy families. Additionally, its compact design means it can fit seamlessly into tight spaces.
One of the most attractive features of the Titan SCR2 N-240 is its energy efficiency. This unit provides a substantial energy savings compared to traditional tank heaters, helping to lower utility bills in the long run. Installation may need professional oversight, but the overall performance and durable design are worth the investment. Overall, the Titan SCR2 N-240 stands out for its reliability and ability to meet high-demand hot water needs, making it a top contender in the electric tankless water heater market.
Why People Need to Buy On Demand Electric Water Heaters
On demand electric water heaters, also known as tankless water heaters, have gained immense popularity due to their energy efficiency and convenience. Unlike traditional water heaters that continuously heat a large tank of water, on demand models heat water only as needed. This means that homeowners can enjoy a continuous supply of hot water while reducing their energy bills, making them an attractive option for environmentally conscious consumers and those looking to save on utility costs.
One of the primary reasons to invest in the best on demand electric water heaters is their space-saving design. These units are typically compact and can be installed in various locations within the home, including closets or under sinks. With their smaller footprint, they free up valuable space that can be utilized for storage or other purposes, making them an ideal choice for apartments or homes with limited square footage. This versatility allows homeowners to maximize their living area while still having access to hot water when needed.
Furthermore, on demand electric water heaters offer superior performance when it comes to hot water availability. With traditional systems, homeowners often face the inconvenience of running out of hot water during peak usage times, such as during morning showers or when multiple appliances are in use. However, tankless water heaters provide an uninterrupted flow of hot water, ensuring that everyone in the household can enjoy their showers, baths, or dishwashing without worrying about depleting the hot water supply.
Lastly, the environmental benefits of on demand electric water heaters should not be overlooked. As these units only operate when hot water is required, they use significantly less energy compared to conventional water heaters. This reduction in energy consumption not only leads to lower monthly bills but also contributes to a decrease in greenhouse gas emissions. For homeowners looking to reduce their carbon footprint while enjoying modern conveniences, investing in an on demand electric water heater is a smart, eco-friendly choice.
Benefits of On Demand Electric Water Heaters
On demand electric water heaters, also known as tankless water heaters, provide a multitude of benefits that make them an attractive choice for homeowners. One of the most appealing advantages is the energy efficiency they offer. Unlike traditional storage water heaters that keep a large tank of water hot and ready for use, on-demand systems heat water only when it’s needed. This means less energy waste and lower utility bills, making them an environmentally friendly option.
Another significant benefit is their compact size. On demand electric water heaters are typically smaller than their tanked counterparts. This allows for flexible installation options, especially in tight spaces or smaller homes where every square foot counts. They can often be mounted on a wall or placed under cabinets, freeing up valuable floor space for other uses.
Furthermore, these systems provide a continuous supply of hot water, which is invaluable for larger households or during high-demand periods. Since there’s no reliance on a limited tank, users can enjoy uninterrupted hot water for showers, washing dishes, and laundry simultaneously. This makes them an excellent choice for busy families or households with multiple hot water needs.
Installation Considerations for On Demand Electric Water Heaters
When considering an on-demand electric water heater, installation is a crucial factor that needs to be taken into account. Unlike traditional water heaters, which can often be placed in a variety of locations, tankless systems may require specific electrical requirements to ensure optimal performance. It’s essential to consult with a licensed electrician who can evaluate your home’s electrical capacity and determine if any upgrades are necessary.
Additionally, the placement of these units in your home can impact efficiency and convenience. For example, installing the heater closer to the points of use—like sinks and showers—can reduce lag time and energy loss from long pipe runs. Homeowners should consider whether they want a central unit for their entire home or multiple smaller units to service different areas, as this may affect installation costs.
In some cases, permits and local building codes may also play a role in the installation process. Complying with regional regulations can ensure safety and performance, so it’s advisable to check what’s required before proceeding. This can add to the timeline and costs, but it is a necessary step in the installation of an on demand electric water heater.
Common Maintenance Tips for On Demand Electric Water Heaters
Regular maintenance is essential to ensure that on demand electric water heaters operate effectively and have a long lifespan. One of the best practices is to routinely check and clean the unit’s filter. Depending on the model, sediment and mineral buildup can occur over time, especially in areas with hard water. Cleaning or replacing filters as recommended by the manufacturer can help maintain water quality and flow rate.
Another important maintenance tip is to periodically descale the heater. Mineral buildup can not only affect performance but also lead to reduced efficiency and potentially even cause damage to the heating elements over time. Following the manufacturer’s guidelines for descaling can prevent these issues and help ensure that the unit operates at peak performance.
Additionally, it’s worth considering an annual inspection by a professional plumber or technician. They can identify potential issues before they become serious problems. This proactive approach helps ensure the reliability of your system and can extend its lifespan. By maintaining your on-demand electric water heater, you can maximize both its efficiency and your investment.
Comparative Cost Analysis: On Demand vs. Traditional Water Heaters
When making the switch from traditional water heaters to on demand electric models, one of the primary considerations for homeowners is cost. Upfront investment can vary significantly between these types of systems. While on demand systems often have a higher initial purchase price, their energy efficiency can translate into long-term savings on utility bills. These savings can offset the higher initial cost over time.
In addition to the initial purchase price, installation costs should also be considered. Tankless water heaters typically require professional installation due to the electrical and plumbing adjustments they may need. This can increase the overall expenditure compared to traditional water heaters, which may be easier and cheaper to install in some circumstances. However, considering the lifespan of tankless systems can be longer than traditional models, this might justify the higher upfront expenditure.
Moreover, ongoing maintenance and repair costs are crucial for cost analysis. Tankless systems are known for durability and longevity, which can result in fewer repairs over their life span. On the other hand, traditional water heaters might require more frequent maintenance and repairs as they age. This cumulative examination of costs, including installation, maintenance, and long-term energy savings, provides homeowners with a comprehensive view of the financial implications of choosing between these two water heating options.
Buying Guide: Best On Demand Electric Water Heaters
When it comes to efficient heating solutions, on demand electric water heaters stand out as an excellent choice for many households. These compact and space-saving units not only provide a consistent supply of hot water but also do so while helping you save on energy bills. However, with a plethora of options available, finding the best on demand electric water heaters to suit your specific needs can be overwhelming. This guide will walk you through key factors to consider before making a purchase.
1. Flow Rate
The flow rate is a crucial factor to consider when selecting an on demand electric water heater. It refers to the amount of hot water the unit can deliver per minute, often measured in gallons per minute (GPM). A higher flow rate means you’ll have access to more hot water at a time, which is especially important for households with multiple users. For instance, if you plan to run a shower and a dishwasher simultaneously, choosing a heater with a higher flow rate will be beneficial.
You should assess your household’s hot water needs before determining the ideal flow rate. Consider the number of bathrooms, the appliances that will use hot water, and your daily routines. A unit that provides sufficient flow rate ensures that you won’t have to deal with cold showers or waiting times, which can disrupt your daily activities.
2. Energy Efficiency
Energy efficiency is another vital consideration when buying an on demand electric water heater. These units are often rated by their energy factor (EF), which indicates how effectively they convert energy into hot water. The higher the EF rating, the more energy-efficient the unit is. Investing in an energy-efficient model can lead to long-term cost savings by reducing your energy bills and minimizing your carbon footprint.
Additionally, many modern electric water heaters come equipped with advanced technology that enhances their energy efficiency. Features such as smart thermostats, temperature modulation, and high-quality insulation can all contribute to better performance and lower energy consumption. Be sure to look for ENERGY STAR certified units, as they meet strict efficiency criteria set by the Environmental Protection Agency (EPA).
3. Size and Space Requirements
Size is an important factor to consider when selecting the best on demand electric water heater for your home. These units are typically more compact than traditional tank heaters, making them ideal for homes with limited space. However, it’s essential to ensure that the heater you choose fits comfortably within your home’s design and layout.
Before making a purchase, take accurate measurements of the space where the heater will be installed. Also, consider the installation requirements, such as electrical connections and ventilation space. A good fit can enhance the performance and longevity of the unit, while improper sizing may result in inefficient functioning or even damage over time.
4. Installation Costs
Installation costs can vary significantly depending on the complexity of the setup and the specific requirements of your home. While many on demand electric water heaters are designed for easy installation, some may still require professional help to ensure that they are set up according to local codes and standards. This is especially true if electrical upgrades or additional plumbing work are necessary.
When budgeting for your purchase, it’s a good idea to factor in installation costs along with the price of the heater itself. You may find that some units are more affordable upfront but require more expensive installation work, while others might have higher initial costs but are simpler to install. Balancing these factors will help you make a more informed decision.
5. Temperature Rise
The temperature rise of a water heater refers to how much the unit can increase the incoming water temperature to reach your desired hot water temperature. This measurement is vital for determining whether an electric water heater can meet your specific needs, especially in colder climates where incoming water might be significantly cooler.
Understanding temperature rise will allow you to choose a unit that can provide adequate hot water during peak demand. Generally, the required temperature rise can be calculated by subtracting the incoming water temperature from the desired hot water temperature. For optimal performance, select a water heater that can meet this requirement, ensuring that your household will always have access to the hot water you need.
6. Warranty and Customer Support
Lastly, warranty and customer support are critical factors that should never be overlooked when purchasing an on demand electric water heater. A robust warranty can save you from unforeseen costs should anything go wrong with the unit after your purchase. Look for models that provide at least a 5 to 10-year warranty on parts, as this indicates manufacturer confidence in their product’s longevity and reliability.
Additionally, consider the customer support options available. Whether through online resources, phone support, or installation assistance, having reliable customer service can make a significant difference in your overall experience. Research reviews and customer feedback to ensure that the manufacturer you choose is known for responsive and helpful support, making your investment less risky and more enjoyable.
Frequently Asked Questions
1. What is an on-demand electric water heater?
An on-demand electric water heater, also known as a tankless water heater, heats water directly as you need it. Unlike traditional tank heaters that store hot water, these units provide a continuous supply of hot water without the need for storage. When you turn on the hot water tap, cold water travels through a pipe into the unit, passing a heating element that warms the water instantaneously.
This type of system is energy efficient, as it only consumes energy when hot water is being used. This eliminates the standby heat loss associated with tank water heaters, where energy is wasted to keep stored water hot even when it is not in use. Additionally, on-demand heaters typically take up less space than traditional models, making them an attractive option for homes with limited space.
2. How do I choose the right size on-demand electric water heater?
Choosing the right size for an on-demand electric water heater depends on your household’s hot water needs. You’ll need to consider the flow rate, which is measured in gallons per minute (GPM). This refers to the amount of hot water the unit can provide at a given time. To determine your required flow rate, consider how many fixtures (sinks, showers, appliances) will be used simultaneously and their individual flow rates.
Once you have a clear idea of your household’s peak hot water demand, you can select a model with an adequate flow rate. It’s also essential to check the temperature rise, which is the difference between the incoming cold water temperature and your desired hot water temperature. Ensuring that the unit can handle both the required flow rate and the temperature rise will help you avoid insufficient hot water supply.
3. Are on-demand electric water heaters energy efficient?
Yes, on-demand electric water heaters are considered energy efficient compared to traditional tank water heaters. Since they heat water only when it is needed, they eliminate the standby heat loss associated with stored water. This means you do not have to pay for energy to keep a tank of water hot, leading to lower energy bills over time.
However, it’s important to note that the actual efficiency can vary depending on the specific model and its installation. To maximize energy savings, make sure to choose a unit with a high energy factor (EF) rating and have it installed properly to prevent heat loss through the plumbing. Regular maintenance can also help keep it operating at peak efficiency.
4. Can I install an on-demand electric water heater myself?
While it may be tempting to install an on-demand electric water heater yourself to save on installation costs, it is highly recommended to hire a qualified professional. This type of installation typically involves electrical work and plumbing modifications, which can pose safety hazards if not done correctly. A licensed plumber or electrician will ensure that all local codes and regulations are followed, and that the unit is installed properly to function safely and efficiently.
In addition to safety, professional installation can ensure that the system is sized and configured correctly for your home’s specific needs. This helps prevent potential issues down the line, such as insufficient hot water supply or system failures, saving you both time and money in repairs. Investing in professional installation can lead to better performance and longevity of the water heater.
5. What maintenance does an on-demand electric water heater require?
On-demand electric water heaters require relatively low maintenance compared to traditional tank systems. However, routine care is essential to ensure optimal performance and longevity. Key maintenance tasks include descaling the system at least once a year to remove mineral buildup, which can affect heating efficiency. The specific descaling process may vary by manufacturer, so consulting the user manual is important.
Additionally, inspecting and replacing filters (if applicable) should be on your maintenance checklist. Check for leaks, and ensure all electrical connections are secure. Regular inspections help to catch any potential issues early, which can prevent costly repairs or system failures in the future. Overall, investing a little time in upkeep can go a long way in maximizing your system’s lifespan.
6. How long do on-demand electric water heaters last?
The average lifespan of an on-demand electric water heater ranges between 15 to 20 years, making them a durable option compared to traditional tank-style water heaters, which typically last about 10 to 15 years. The longevity of a tankless water heater largely depends on factors like the quality of the unit, frequency of maintenance, and water quality in your area. Proper care, such as regular descaling and inspections, can extend the life of the unit.
It’s also worth noting that the warranty provided by manufacturers often reflects the expected lifespan. Many brands offer warranties ranging from 5 to 15 years on their on-demand heaters. Keeping track of warranty details and adhering to maintenance schedules can help ensure your investment performs well throughout its intended lifespan.
7. Are there any drawbacks to using an on-demand electric water heater?
While on-demand electric water heaters offer numerous benefits, there are a few drawbacks to consider. One limitation is their flow rate, which may not be sufficient for larger households that require simultaneous hot water sources. In such cases, users may experience fluctuating water temperatures or reduced water pressure when multiple taps are in use at the same time. This can be mitigated by installing multiple units or choosing a more robust model, but it may entail additional costs.
Another potential drawback is the higher upfront cost compared to conventional tank systems. While they save money in the long run through energy efficiency, the initial investment for purchasing and installing an on-demand water heater can be significant. Homeowners should weigh these considerations carefully, along with their specific hot water needs, before making a decision.
Conclusion
In conclusion, investing in the best on demand electric water heaters not only enhances the efficiency of your household but also contributes to significant energy savings over time. With a wide variety of options available, selecting the right model tailored to your specific needs can ensure uninterrupted hot water supply, while reducing your environmental footprint. By considering factors such as flow rate, energy efficiency, and installation requirements, you can make an informed decision that aligns with your lifestyle and budget.
Ultimately, the transition to an on-demand electric water heater is a smart choice for homeowners seeking convenience and sustainability. As outlined in our comprehensive reviews and buying guide, the models we highlighted not only stand out in terms of performance but also provide value for money. Embrace the advancement in water heating technology and enjoy the comfort and reliability that the best on demand electric water heaters have to offer.