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Choosing the best electric tankless water heater for a tiny or small house can be a daunting task, but it is essential to have an energy-efficient, space-saving solution that provides endless hot water on demand.
If you searching for the best electric tankless water heater for your tiny or small house, look for models with self-modulating technology that adjusts power usage based on demand, such as the EcoSmart ECO 11 Electric Tankless Water Heater.
This feature can help reduce energy costs while still providing enough hot water for your household’s needs. Also, consider models with a compact design that can be wall-mounted to save valuable floor space.
Another excellent option for small homes is the Rheem 11kW 240V Tankless Electric Water Heater. This unit offers a compact design and is easy to install, making it an ideal choice for a tiny house. Its durable construction and self-modulating technology ensure a reliable and efficient hot water supply.
ECO 11 Electric Tankless Water Heater
Benefits of Electric Tankless Water Heater for Tiny House
Electric tankless water heaters are becoming increasingly popular in tiny houses due to their numerous benefits. One of the most significant benefits is their energy efficiency. Unlike traditional tank water heaters, electric tankless water heaters only heat water when it is needed, which means they use less energy and can save homeowners money on their energy bills.
In a tiny house, space is at a premium, and traditional tank water heaters can take up a lot of valuable space. Electric tankless water heaters are much smaller and can be installed in a variety of locations, including under sinks and in closets.
Electric tankless water heaters also have a longer lifespan than traditional tank water heaters. While traditional tank water heaters typically last around 10-15 years, electric tankless water heaters can last up to 20 years with proper maintenance.
1. Stiebel Eltron Tankless Water Heater – Tempra 24 Plus
If you are looking for the best electric tankless water heater for your tiny house, the Stiebel Eltron Tankless Water Heater – Tempra 24 Plus is a great option to consider.
With a sleek and modern design, this water heater is easy to install and operate. It provides instant hot water on demand and is energy efficient, making it a great choice for those who want to save on energy bills.
This tankless water heater features advanced flow control technology that maintains a consistent water temperature regardless of the flow rate.
It has a digital temperature display and convenient dial controls for precise temperature settings. The Tempra 24 Plus also has a quiet operation and comes with a 7-year warranty.
Pros:
- Instant hot water on demand
- Energy efficient
- Advanced flow control technology
- Digital temperature display and dial controls
- Quiet operation
Cons:
- Expensive compared to other models
2. Airthereal Electric Tankless Water Heater 18kW, 240Volts
The Airthereal Electric Tankless Water Heater is a great option for those looking for a compact and energy-efficient unit for their small house.
With a powerful 18kW heating element and the ability to self-modulate for energy efficiency, this water heater provides endless on-demand hot water for up to two showers simultaneously. The compact size of the unit makes it easy to install anywhere in your home, saving valuable space.
One of the standout features of this electric tankless water heater is its self-modulation technology, which adjusts the power output based on the water flow rate to optimize energy use. It also features a digital display for easy temperature control and monitoring. The unit is easy to install and comes with a 2-year warranty.
Pros:
- Compact and easy to install
- Self-modulation technology for energy efficiency
- Digital display for temperature control and monitoring
- Powerful heating element for up to two showers
Cons:
- May require a professional installation for some users
- Loud
3. Rheem 11kW 240V Tankless Electric Water Heater
The Rheem 11kW Tankless Electric Water Heater is an excellent choice for those looking for a compact and efficient water heating solution for their small home.
With a maximum flow rate of 2.5 gallons per minute, this unit can provide hot water for one shower and one sink at the same time. Its compact size and wall-mount design make it a great space-saving option, perfect for small homes or apartments.
The unit features digital temperature control for easy adjustment and monitoring of the water temperature. It is also equipped with Rheem’s advanced self-modulating technology, which adjusts the power output based on hot water demand to reduce energy consumption and save on utility bills. The unit comes with a 1-year warranty for peace of mind.
Pros:
- Compact and space-saving design
- Advanced self-modulating technology for energy efficiency
- Digital temperature control for easy adjustment
- Can supply hot water to one shower and one sink simultaneously
Cons:
- May not be suitable for areas with very cold
- Issues with leaks
4. Eccotemp i12-LP Water Heater, 4 GPM, Black
The Eccotemp i12-LP Water Heater is a reliable and efficient tankless water heater that can be a great choice for those looking to heat water in a tiny house.
The unit is powered by propane and can provide hot water on demand at a flow rate of up to 4 gallons per minute. It features a sleek and modern black design, making it a stylish addition to any home.
The unit is equipped with advanced safety features, including automatic shut-off and anti-freeze protection, ensuring safe and worry-free operation.
It also has digital temperature control and an LED display, allowing for easy adjustment of the water temperature. The unit comes with a 2-year warranty for peace of mind.
Overall, the Eccotemp i12-LP Water Heater is a reliable and efficient option for those looking to heat water in a tiny house.
Pros:
- On-demand hot water with a high flow rate of 4 gallons per minute
- Advanced safety features for worry-free operation
- Digital temperature control and LED display for easy adjustment
- Sleek and modern black design
- 2-year warranty
Cons:
- Some customers have reported issues does not heat water to desired temperature
- May require a professional installation for some users
- Difficult to find proper venting materials
5. Bosch Electric Mini-Tank Water Heater Tronic 3000 T
The Bosch Electric Mini-Tank Water Heater Tronic 3000 T is an ideal choice for homeowners who need hot water on demand without the wait.
With its compact size and multiple mounting options, this water heater is a great fit for small spaces such as under the sink, on a shelf, or wall-mounted. It has a 7-gallon capacity and provides hot water instantly, eliminating the need to wait for it to heat up.
This water heater is designed with a glass-lined tank for durability and corrosion resistance, ensuring it lasts for years. The temperature can be adjusted using the thermostat, and it has a pressure relief valve for safety. Installation is easy and can be done by a professional or DIYer.
Pros:
- Compact size for small spaces
- Multiple mounting options (shelf, wall, floor)
- Provides hot water instantly
- Glass-lined tank for durability
- Adjustable thermostat and pressure relief valve for safety
Cons:
- Limited capacity (7 gallons)
- Some users have reported leakage issues
6. ECO 11 Electric Tankless Water Heater
The EcoSmart ECO 11 Electric Tankless Water Heater is a powerful and efficient unit that is designed to provide hot water on demand. With its patented self-modulating technology, this tankless water heater can adjust the energy usage based on the demand for hot water, making it an energy-efficient option for households of all sizes.
The unit is compact and can be installed in tight spaces, making it ideal for small apartments, cabins, and even RVs.
One of the standout features of the EcoSmart ECO 11 is its digital temperature control, which allows you to set the desired temperature of the water in one-degree increments. This feature ensures that you can get the perfect temperature for your needs, whether you need hot water for a shower or for doing dishes.
The unit is made with stainless steel and copper components, which are corrosion-resistant and can withstand the wear and tear of everyday use.
Pros:
- Energy-efficient with patented self-modulating technology
- Digital temperature control for precise temperature adjustment
- Compact size for easy installation in tight spaces
- Durable construction with stainless steel and copper components
Cons:
- Complain of leaks
Read More:
Buying Guide of Electric Tankless Water Heater for Tiny House
From energy efficiency to installation requirements, research and choose a unit that meets your specific needs. Here are some critical considerations to keep in mind when shopping for the best electric tankless water heater for your tiny house.
1. Flow Rate and Temperature Rise
The flow rate and temperature rise are two critical factors to consider when choosing an electric tankless water heater for your tiny house. The flow rate is the amount of hot water you need at any given time, and the temperature rise is the difference between the temperature of the incoming water and the desired output temperature.
To determine the appropriate flow rate and temperature rise for your tiny house, consider the number of people living in the house, the number of bathrooms, and the climate.
Once you have determined your hot water needs, you can choose a unit that can meet those needs without being too large or too small.
2. Energy Efficiency
One of the most significant benefits of electric tankless water heaters is their energy efficiency. Unlike traditional tank water heaters, which constantly heat and reheat water, electric tankless water heaters only heat water when it is needed.
This means that they use less energy and can save homeowners money on their energy bills. When shopping for an electric tankless water heater for your tiny house, look for units that are Energy Star certified and have a high energy efficiency rating.
3. Installation Requirements
Installing an electric tankless water heater in a tiny house requires careful planning and consideration. Before installation, you will need to ensure that you have the necessary electrical requirements, including the correct voltage and amperage.
You will also need to consider the location of the electric tankless water heater. It should be installed in a location that is easily accessible for maintenance and repair, and it should be installed in a location that is safe and meets all local building codes.
4. Size and Space Requirements
In a tiny house, space is at a premium, and traditional tank water heaters can take up a lot of valuable space. Electric tankless water heaters are much smaller and can be installed in a variety of locations, including under sinks and in closets.
When choosing an electric tankless water heater for your tiny house, consider the size and space requirements. Look for units that are compact and can be installed in a location that is convenient for you.
5. Brand and Warranty
When shopping for the best electric tankless water heater for your tiny house, consider the brand and warranty. Look for reputable brands that have a proven track record of quality and reliability.
Look for units that come with a warranty that covers parts and labor for a reasonable amount of time. This will give you peace of mind knowing that your investment is protected.
Installation Requirements for Electric Tankless Water Heater in Tiny House
Installing an electric tankless water heater in a tiny house requires careful planning and consideration. Before installation, you will need to ensure that you have the necessary electrical requirements, including the correct voltage and amperage.
You will also need to consider the location of the electric tankless water heater. It should be installed in a location that is easily accessible for maintenance and repair, and it should be installed in a location that is safe and meets all local building codes.
It is also important to ensure that the unit is properly grounded to prevent electrical shock and that the water supply and drainage systems are properly installed and functioning correctly.
Maintaining Electric Tankless Water Heater for Longevity in Tiny House
Proper maintenance is essential to ensure the longevity of your electric tankless water heater in a tiny house. Regular maintenance includes flushing the system to remove any mineral buildup, checking the electrical connections, and inspecting the heating elements.
It is also important to check the water pressure and temperature regularly to ensure that the electric tankless water heater is functioning correctly. If you notice any issues, such as a decrease in hot water output or strange noises, it is essential to address them promptly to prevent further damage.
Also, you should follow the manufacturer’s instructions for use and maintenance to prevent any safety issues and have your electric tankless water heater serviced by a professional if you notice any issues or if it has not been serviced in some time.
Electric Tankless vs Traditional Tank Water Heater in Tiny House
When it comes to choosing between an electric tankless water heater and a traditional tank water heater for a tiny house, there are several factors to consider. Electric tankless water heaters are more energy-efficient and take up less space than traditional tank water heaters.
Traditional tank water heaters are generally less expensive upfront and may be more suitable for larger households with higher hot water demands. Ultimately, the decision will depend on your specific needs and preferences.
Cost Savings of Electric Tankless Water Heater for Tiny House
One of the most significant benefits of electric tankless water heaters for tiny houses is their cost savings. Electric tankless water heaters are more energy-efficient than traditional tank water heaters, which means they can save homeowners money on their energy bills.
Electric tankless water heaters have a longer lifespan than traditional tank water heaters, which means homeowners will not need to replace them as frequently.
While electric tankless water heaters may be more expensive upfront, the long-term cost savings can make them a worthwhile investment for tiny house owners.
1. Energy Efficiency of Electric Tankless Water Heater in Tiny House
Electric tankless water heaters are highly energy-efficient, making them an excellent choice for tiny houses. Unlike traditional tank water heaters, which constantly heat and reheat water, electric tankless water heaters only heat water when it is needed.
This means that they use less energy and can save homeowners money on their energy bills. Electric tankless water heaters have a longer lifespan than traditional tank water heaters, which means they will not need to be replaced as frequently.
2. Space-Saving Benefits of Electric Tankless Water Heater in Tiny House
In a tiny house, space is at a premium, and traditional tank water heaters can take up a lot of valuable space. Electric tankless water heaters are much smaller and can be installed in a variety of locations, including under sinks and in closets.
This means that they take up less space and can be installed in locations that are more convenient for homeowners. Because they do not require a large tank, they can be a great option for tiny houses that have limited space for hot water storage.
FAQs
What is an electric tankless water heater?
An electric tankless water heater is a type of water heater that heats water on demand, rather than storing hot water in a tank. It uses electricity to heat water as it flows through the unit, providing a continuous supply of hot water.
How does an electric tankless water heater work?
An electric tankless water heater works by heating water as it flows through the unit. When a hot water tap is turned on, cold water flows through the unit and is heated by electric heating elements. The hot water is then delivered to the tap.
What are the benefits of an electric tankless water heater?
The benefits of an electric tankless water heater include energy efficiency, space-saving design, and a continuous supply of hot water. They are also more environmentally friendly than traditional tank water heaters.
How much does an electric tankless water heater cost?
The cost of an electric tankless water heater varies depending on the size and brand of the unit. Generally, they are more expensive upfront than traditional tank water heaters but can save homeowners money on their energy bills in the long run.
How long do electric tankless water heaters last?
Electric tankless water heaters have a longer lifespan than traditional tank water heaters, typically lasting up to 20 years with proper maintenance.
What size electric tankless water heater do I need?
The size of the electric tankless water heater you need will depend on several factors, including the number of people in your household, the number of bathrooms, and your hot water usage. Calculate your flow rate and temperature rise to determine the appropriate size unit for your needs.
Can an electric tankless water heater be installed in any home?
Electric tankless water heaters can be installed in most homes, but it is important to ensure that you have the necessary electrical requirements and that the unit is installed in a location that is safe and meets all local building codes.
Learn More: Common Electric Water Heater Problems and Solutions
Conclusion
The best electric tankless water heater for a tiny house is one that meets your specific hot water needs while being energy-efficient, space-saving, and safe. When choosing an electric tankless water heater, consider factors such as flow rate and temperature rise, energy efficiency, installation requirements, size and space requirements, brand, and warranty.
By doing your research and choosing the right unit for your needs, you can enjoy a continuous supply of hot water while saving money on your energy bills and maximizing the limited space in your tiny house.
With proper maintenance and care, an electric tankless water heater can provide reliable hot water for many years, making it a worthwhile investment for any tiny house owner.