Best Under Sink Tankless Water Heater 120V (2024 Updated)
When looking for an under sink tankless water heater 120v, there are a few key points you should consider. First, you should look for one that is energy efficient and has a high energy factor (EF) rating. Second, make sure the heater is certified and tested for safety. Third, it should have a high flow rate to provide enough hot water for your needs. Fourth, it should be compact and out of the way to save space. Finally, you should check the warranty coverage and customer support to ensure you are getting the best value for your money.
Having an under sink tankless water heater 120v can be a great way to save energy and money while still having hot water at your fingertips. These tankless water heaters are more energy efficient than traditional water tanks and can provide hot water on demand without having to wait for the tank to fill. They are also compact and out of the way so you don’t have to worry about them taking up too much space in your home.
When shopping for an under sink tankless water heater 120v, there are a few key points to consider. First, make sure it is energy efficient and has a high energy factor (EF) rating. Second, ensure the heater is certified and tested for safety. Third, check the flow rate to make sure it can provide enough hot water for your needs. Fourth, make sure it is compact and out of the way to save space. Finally, look at the warranty coverage and customer support to make sure you are getting the best value for your money.
By taking the time to consider these key points, you can find the right tankless water heater for your needs. With an energy efficient model, you can save money on your energy bills while still having hot water at your fingertips. With the right model and features, you can enjoy the convenience of hot water on demand without having to wait for the tank to fill.
10 Best Under Sink Tankless Water Heater 120V
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1. Rheem 3.5kw 120v Point Of Use Tankless Electric Water Heater
The Rheem 3.5kW 120V Point of Use Tankless Electric Water Heater is a great choice for those seeking a compact and stylish option for hot water on demand. This model features digital temperature control in increments of one degree fahrenheit, ranging from 80F to 140F. The RTEX04 and RTEX06 models of this heater are designed to only show the output temperature and lack thermostatic control.
This tankless electric water heater is stylishly designed and fits in any space that requires hot water on demand. It uses advanced technology to heat water quickly and efficiently, making it a great option for those seeking instant hot water. The digital temperature control makes it easy to adjust the temperature to the desired level, and the RTEX04 and RTEX06 models make it even easier to use.
The Rheem 3.5kW 120V Point of Use Tankless Electric Water Heater is designed to be easy to install. Its small size makes it easy to fit into tight spaces, and its lightweight makes it easy to carry and transport. Its durable construction ensures that it will last for years, so you can be sure to get the hot water you need when you need it.
The Rheem 3.5kW 120V Point of Use Tankless Electric Water Heater is a great choice for those looking for a stylish, compact and efficient option for hot water on demand. Its digital temperature control and easy installation make it a great choice for those seeking instant hot water. The RTEX04 and RTEX06 models make it even easier to use, so you can be sure to get the hot water you need when you need it.
2. Thermomate 3.5kw 120v Hard Wired Point-Of-Use Electric Tankless Water Heater
The thermomate 3.5kW 120V Hard Wired Point of Use On Demand Hot Water Heater Self Modulating ET035 is the perfect solution for your home, providing instant hot/warm water at a preset temperature 24 hours a day. Its compact design, measuring only 7.8W x 6.3H x 3.9D inches, makes it ideal for single sink use, wall mounting in small spaces such as kitchen closets, bathroom sinks, hair salons, bar counters, and hotel receptions.
This self-modulating water heater automatically adjusts power based on inlet water flow and temperature, saving up to 50% on energy consumption and preventing over-heating. Equipped with multiple protection from leakage, dry fire, over-heating and over-pressure, and IP25 waterproof, it is also ETL certified for safety and health. The stainless steel heating element and lack of storage water prevents sediment and scale build-up.
The user friendly touch control panel and digital temperature display makes it easy to set and adjust your desired temperature, and the lightweight design makes installation simple, with the ability to mount vertically facing up or down. Plus, the activation flow rate of 0.4GPM ensures a quick start when you open the tap.
Please note that this unit MUST BE HARD WIRED and does not include a plug. It requires a 40A Circuit Breaker, 9AWG wire size, and 1/2"NPT water connections.
The thermomate 3.5kW 120V Hard Wired Point of Use On Demand Hot Water Heater Self Modulating ET035 is the perfect choice for your home, providing instant hot/warm water at a preset temperature with energy-saving features and multiple safety systems for peace of mind.
3. Mini Tankless Water Heater, 3.5kw, 110v-120v, Hard Wired, Csa Certified.
The Thermoflow Mini Tankless Water Heater is an electric point-of-use water heater designed to provide instant hot water on demand. It features a new upgrade concealed automatic rotate digital temperature control display, allowing you to view the real-time water temperature as it works. Temperature range starts at 95°F and goes up to 122°F.
The tankless water heater is energy efficient, saving up to 60% on your water heating costs. It also has a smart modulation system which automatically adjusts power when the flow rate and temperature settings change, keeping the output hot water at a stable temperature.
Installation of the water heater is easy, as it can be mounted vertically or upside down and held in one hand, making it perfect for narrow spaces. It is ideal for use in kitchens, bars, schools, hospitals, communities, and hair salons, and is CSA certified.
The water heater has a 28" fixed power cable and must be hard wired, and requires 1 × 12 AWG wire and 1 x 2-POLE 30 AMP breaker (not included). The dimensions are 5.4" x 7.4" x 3.4", and the pipes fittings are 1/2” NPT with a max water pressure of 115PSI.
The Thermoflow Mini Tankless Water Heater is the perfect solution for providing instant hot water on demand and eliminating preheating wait times. It is energy efficient, and perfect for installations in tight spaces.
4. 2400w Electric Tankless Water Heater, 120vac
The 2400W Electric Tankless Water Heater is an efficient and compact solution for hot water needs in residential and commercial applications. With its low installation cost and easy installation, this water heater is designed to provide unlimited hot water without taking up much space. The unit runs on 120VAC and has an output of 2400 watts. The temperature rise at 0.5 GPM is 33 degrees F, and at 1.5 GPM is 12 degrees F. The heater requires a minimum flow activation of 0.4 gpm, and has a temperature range of 90 to 120 degrees F. Water connection is 3/8" compression and the pressure range is 25 to 150 psi. The heater is 6-1/4" in height, 9-5/8" in width, and 2-3/4" in depth. It is UL, IAMPO, HUD, and ADA certified, and is designed to be mounted horizontally. It has a temperature rise at 20.0 GPM of 20A and requires 12 AWG wire size. The Electric Tankless Water Heater comes with compression fittings and faucet flow controls, making it a great choice for any hot water needs.
5. Ariston Andris 2.5 Gallon 120-Volt Corded Point Of Use Mini-Tank Electric Water Heater
The Ariston Andris 2.5 Gallon 120-Volt Corded Point of Use Mini-Tank Electric Water Heater is a great solution for providing immediate hot water at the point of use. Its compact design is perfect for wall or floor mounting, with a wall bracket included for your convenience. Installation is easy right at the point of use with only a water connection and standard 110/120 Volt outlet required.
For added peace of mind, Ariston offers a 6-year limited warranty on the tank and a 2-year warranty on parts. The TitanShield exclusive technology ensures full protection of the inner surface against corrosion, while the robust environmentally safe insulation increases energy efficiency. With its smart design, this electric water heater is the perfect solution for your hot water needs.
The Ariston Andris 2.5 Gallon 120-Volt Corded Point of Use Mini-Tank Electric Water Heater is designed to be highly efficient and reliable. Its compact design fits in tight spaces and its wall or floor mounting is convenient for any situation. With its easy installation and long-lasting warranties, you can count on this electric water heater to provide hot water when you need it most. The TitanShield exclusive technology and robust insulation ensure that your heater will last for years to come and provide maximum energy efficiency.
If you need a reliable source of hot water at the point of use, the Ariston Andris 2.5 Gallon 120-Volt Corded Point of Use Mini-Tank Electric Water Heater is the perfect choice. With its easy installation and long-lasting warranties, you can trust this electric water heater to deliver hot water for years to come. With its TitanShield exclusive technology and robust insulation, you can rest assured that your heater will provide maximum energy efficiency and reliability.
6. 110/120v Electric Hot Water Heater, 2.5-3.0 Gal., 1.5kw, 16" Hose, 1/2"fip
This Electric Hot Water Heater is an ideal choice for kitchen, bar, school, hospital, community, and RV use. It features a 304 stainless steel build that is corrosion resistant, and a premium plastic shell. It is equipped with multiple safety protection functions to protect you from scald, leakage, or other injury.
This mini hot water heater also features a smart inverter for energy saving. It has a digital display, and an automatic heat preservation and storage of hot water. With a 3.0 gallon point-of-use mini-tank, it fits under your sink to provide hot water right where you need it. The thermal efficiency is 98%, with a maximum temperature of 167℉. The built-in smart chip heats up to the temperature you set, and automatically insulation when heated to the specified temperature.
It is equipped with an easy-to-operate knob temperature adjustment design for easy control of warmth, as well as a vent valve, Tee pipeline, pipes, and other accessories for quick installation. This water heater also has a fast recovery rate, eliminating long waits for hot water at your sink. It supplies up to 2 sinks at a time, taking 8-15 minutes to heat to your desired temperature.
This water heater has a compact design that can be shelf, wall, or floor mounted. The dimensions are 18.0''L x12.6''W x10.2''H, and it weighs 8.86lbs. It has a 1/2″NPT NPT, and a 1.5 kW, 110-120 volts. For added peace of mind, it comes with a one-year warranty and 24H customer service support.
For added convenience, the cylinder thickness of the water heater has been increased from 0.8mm to 1.2mm, and the T-tube has been replaced with a new one. With these upgrades, installation is easier than ever. If you have any questions about the product, customer service is available 24 hours a day.
7. Envo Ansen 3.5 Kw 0.8 Gpm Tankless Electric Water Heater
This ENVO Ansen 3.5 kW 0.8 GPM Tankless Electric Water Heater is the perfect choice for any bathroom or kitchen sink. The compact design fits in tight spaces like cabinets and under sinks, and provides up to 0.8 GPM of hot water. The unit requires 1 x 30 amp single pole breaker and needs 3500 watts of power at 120v.
The ENVO Ansen 3.5 kW 0.8 GPM Tankless Electric Water Heater is designed to save energy, water and space. It heats water only when you need it, so there’s no preheating and no standby heat loss. You also don’t have to run the faucet and wait for the water to warm up, as the unit heats up quickly. Additionally, it remembers your preferred settings from the last use, so you don’t need to reset it all the time.
The ENVO Ansen 3.5 kW 0.8 GPM Tankless Electric Water Heater is ETL certified and listed for 3.5KW / 120V / 60Hz / 30amp Breaker. It also has an over-temperature protection system, so if the water gets too hot the unit automatically cools it down to a safe level.
Professional installation is highly recommended for this ENVO Ansen 3.5 kW 0.8 GPM Tankless Electric Water Heater. This water heater is not only energy-efficient, but also space-saving and money-saving. With the ENVO Ansen 3.5 kW 0.8 GPM Tankless Electric Water Heater, you can enjoy hot water whenever you need it.
8. 1.3 Gal. Mini Tank Electric Water Heater, 120v, 1.44kw, Under Sink W/ Plug.
The Camplux Mini Tank Electric Water Heater is a perfect solution for supplying hot water on demand. This 1.3-gallon hot water heater has a UL listed glass-lined tank that ensures a long service life and features good insulation for freezing mode. It is easy to install and use. The water heater’s dimensions (11.4 W × 11.4 H × 9.7 D inches) allow it to be shelf, wall, or floor-mounted (bracket included). Simply connect the water pipe, fill the water tank, plug the 35.43" cord into the power supply (120V/12A), and it’s ready to be used.
The point of use water heater also features an adjustable temperature range from 68°F to 140°F and has 3 temperature level settings. With its thermal efficiency of up to 99%, users can enjoy convenient hot water without having to wait at the sink. For added safety, the electric hot water heater will automatically shut down when the water temperature exceeds 203°F, providing maximum protection for you and your family.
The Camplux Mini Tank Electric Water Heater also comes with a one-year warranty for parts and 24-hour customer service. Get on-demand hot water at your every need with this efficient and reliable hot water heater.
9. Ecosmart Eco Mini 2.5 2.5-Gallon 120v Electric Mini Tank Water Heater
The Ecosmart ECO MINI 2.5 2.5-Gallon 120V Electric Mini Tank Water Heater offers a sleek and compact design with a digital output temperature display. This tankless water heater is incredibly energy efficient, achieving 99.8-percent efficiency. Manufactured in the United States, this water heater is designed to store up to 2.6 gallons of water to provide hot water when needed. Installation is easy, requiring only an appliance line cord and plug. Plus, no additional venting is needed as the unit can be installed directly at the point-of-use. With an amperage of 12 A, this tankless water heater is perfect for any home.
The digital output temperature display allows you to easily adjust the temperature as needed. You can also set the temperature to your desired level, helping to save energy while still providing hot water. Additionally, this tankless water heater has an automatic shut-off feature that helps to prevent overheating. The durable construction ensures that the water heater is built to last, providing you with reliable service for years to come.
The Ecosmart ECO MINI 2.5 2.5-Gallon 120V Electric Mini Tank Water Heater is perfect for anyone looking for an efficient and reliable way to heat water. With its easy installation, digital output temperature display, and automatic shut-off feature, this tankless water heater is sure to meet all your hot water needs.
10. Ge 3.5kw 120v Tankless Water Heater | Digital Temp Control | 3500w | 0.7gpm
This GE 3.5 kW 120v Tankless Water Heater offers a reliable and efficient solution to your hot water needs. With its point-of-use installation, you can access hot water right when you need it. The water heater has a performance capacity of up to 0.7 gallons per minute, enough to run one faucet in multiple climates. This intuitive design features a digital touch screen that allows you to easily adjust the temperature and settings. You can also control the unit from up to 30 feet away with the included remote control. The energy efficient design only uses energy when hot water is in use, helping to conserve energy and save you money.
The GE tankless water heater has a sleek diamond gray finish, making it a great addition to any modern home. With its durable construction, this unit is built to last and can handle the wear and tear of everyday use. The digital temperature control ensures that your water never gets too hot or too cold. With no need for a tank, you can free up valuable space and avoid the issues caused by rust or sediment build-up.
Whether you need hot water for baths, showers, washing dishes or laundry, the GE tankless water heater is the perfect solution. It is designed to provide hot water on demand, so you can enjoy hot water whenever you need it. This unit is also great for homes with limited space, as it doesn’t require a tank to store the hot water. With its energy efficient design, you can save money on your energy bills while also helping to conserve energy.
The GE tankless water heater is the perfect way to ensure you always have reliable and efficient hot water. With its intuitive design and remote control capabilities, you can easily adjust the temperature and settings to suit your needs. You can also enjoy hot water on demand, without the need for a tank to store it. Plus, the energy efficient design helps conserve energy and save you money.
Best Under Sink Tankless Water Heater 120V FAQs
Are tankless water heaters 110 or 220?
Tankless water heaters can run off of either 110 or 220 volts depending on the model. 110 volt water heaters are typically used for smaller applications, such as a single bathroom, while 220 volt heaters can be used for larger applications, such as a whole house. If you plan to use a tankless water heater for a large space, a 220 volt model may be the best choice for your needs. When installing a tankless water heater, it is important to choose the correct size and voltage to ensure that the unit can provide enough hot water for your needs and is installed safely.
Can a hot water heater run on 120V?
Yes, a hot water heater can run on 120V. This is because most electric hot water heaters are dual voltage, meaning they are capable of operating on either 120V or 240V. The amperage of the heater will determine what voltage is needed to power the unit. Generally, electric hot water heaters require a minimum of 15 amps and can draw up to 50 amps when using 240V. When using 120V, the amperage will be lower and the water heater will not be as efficient. If you are considering a 120V electric hot water heater, it is important to make sure it is rated for the correct voltage and amperage for your home. Additionally, you should also make sure the wiring in your home is compatible with the heater.
Can I put a tankless water heater under sink?
No, it is not recommended to install a tankless water heater under the sink. Tankless water heaters require a proper ventilation system to avoid dangerous carbon monoxide poisoning. If a tankless water heater is installed under the sink, it can be difficult to provide a proper ventilation system. Additionally, the heat generated by the tankless water heater can damage the surrounding cabinets and fixtures. If a tankless water heater is desired in a small space, it is best to install it in an exterior wall or in a nearby closet. Proper installation and maintenance of a tankless water heater is also important to ensure it operates safely and efficiently.
Do tankless water heaters come in 110?
Yes, tankless water heaters do come in 110. 110 is a voltage rating, which is the standard voltage used in most homes. Tankless water heaters come in various sizes, and they are usually powered by either a 110V or a 220V electrical connection. Tankless water heaters are energy-efficient because they only heat water when it is needed, making them a great choice for reducing energy costs. They also provide an endless supply of hot water, so you won't run out. Tankless water heaters are more expensive than traditional tank water heaters, but they are a great investment for those looking to save money on energy costs.
