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Popular Under Sink Tankless Water Heater on Amazon
Details on the Best Under Sink Tankless Water Heater
Bestseller No. 1
ECOTINYMACH 110V Tankless Water Heater Electric, 3000W Compact Water Heater Under Sink, Conveniently Convertible Between Fahrenheit and Celsius
- Compact Design: ECOTINYMACH's tankless water heater is designed with a compact footprint, offering an efficient solution for heating water without consuming unnecessary space.
- Convertible Temperature Scale: Unique feature of our heater allows you to switch between Fahrenheit and Celsius temperature scales conveniently, enabling you to monitor the water temperature in a scale that suits you best.
- Easy Installation: Designed with simplicity in mind, our tankless water heater can be installed quickly and easily, saving you time and effort.
- Electric and Energy Efficient: Being electric and tankless, this water heater from ECOTINYMACH is not only efficient but also environmentally friendly, helping you save on your energy bills and reduce your carbon footprint.
- Installation instructions: Circuit breaker ≥ 32AMP, thread size: 1/2 "NPT, wire requires 2.5mm ² (13AWG),
Bestseller No. 2
Generic Tankless Water Heater Electric, Instant Hot Water Heater Under Sink, 3000W 110V On Demand Mini Water Heater for RV Kitchen Bathroom, White
- With 3000W power, the water heater can raise the water by 45° F(0.3GPM) /27° F(0.5GPM) in seconds. You can adjust the water flow to meet your outlet temperature requirement. The Larger water flow, the lower outlet temperature; The smaller water flow, the higher outlet temperature. Not Suitable for Shower(Shower normally requires at least 1.8 gpm). You can set Fahrenheit or Celsius degrees by holding power button for 6 seconds.
- IMPORTANT PRE-PURCHASE NOTES: This device with a power of 3000W at 110V draws a maximum current of 27A. (1) Before installation, please verify whether your socket can withstand such a high current. (2) Please check if your circuit breaker can handle this high-current load in addition to the existing electrical appliances. (3) The recommended wire gauge is 10AWG, and the water connection is G1/2.
- Premium material: 304 stainless steel lining, 316L stainless steel heating pipe, sturdy ABS shell, uni-corrosion brass interface. IPX4 waterproof, dry burning protection, leakage protection, and overheating protection upgrade safety level
- Automatic standby mode ensures that you enjoy heated water at any time. One-touch operation provides convenience.
- This mini water heater is ideal for limited spaces such as kitchens, apartments, bathrooms, RVs. Not Suitable for Shower(Shower normally requires at least 1.8 gpm)
Bestseller No. 3
LECLOC Under Sink Tankless Water Heater Electric 3.5kW 120V, Enlarged LED Digital Display with Knob Control, Overheat Protection, IPX4, 30-55℃ On Demand Small Water Heater for Bathroom or Kitchen Sink
- Easy to Use: Stylish enlarged LED digital display with knob control, this 3.5kW 120V point of use water heater is very easy to use. 1 knob for power ON/OFF and temperature adjustment, offering a better user experience than others 3 mini touchscreen buttons. You can adjust the temperature between 30℃ and 55℃
- Multi-protective and Smart: Every Lecloc water heater undergoes strict tests to ensure the safety of use. This instant hot water heater is designed with multiple protections, including leakage protection, overheat protection, dry combustion protection, high water pressure protection, IPX4 waterproof and is drop-test passed. Also this small electric water heater has functions of automatic fault diagnosis and constant temperature memory, very safe and intelligent to use
- Efficient: The 3.5kW 120V under sink hot water heater is suitable for 1 point of use. It can provide 24-hour endless instant hot water without the need for preheating, saving much compared to tank water heaters
- Widely Applicable: Whether you need hot water for sinks in kitchen, bathroom, laundry, basement, offices, shop, apartment, dormitory, garage, bar, or hair salon, this on demand small water heater has you covered. The compact design under sink tankless water heater can be installed anywhere
- Note: This model (3.5kW 120V) mini tankless water heater is designed for low-flow use only, not suitable for showers or multiple taps at once. 120 volts power supply and a 30-40 amps single-pole circuit breaker are required for installation. The output water temperature is affected by many factors, including the water heater wattage (heating capacity), inlet water temperature and water flow. For a better warm water use experience, we recommend that you consider the higher wattage model (6kW 240V) first, which is hard-wired. 240 volts power supply and a 30 amps double-pole circuit breaker are required. Consult an electrician before you order. Thanks
On Sale!Bestseller No. 4
BOSCH Electric Mini-Tank Water Heater Tronic 3000 T 2.5-Gallon (ES2.5) - Eliminate Time for Hot Water - Shelf, Wall or Floor Mounted
- CONVENIENT HOT WATER HEATER: 2.5 gallon point-of-use mini-tank fits under your sink to provide hot water right where you need it. Thermal efficiency is 98%. Dimensions : 13.75 W x 13.75 H x 10.75 D Inches
- LONG LASTING QUALITY: This electric water heater is easy to maintain and has premium glass-lined material for a long service life. (Amps 12A, Volts (VAC) 120)
- INDEPENDENT INSTALLATION: 36-37" cord plugs into a 120 volt outlet for independent installation or in-line with a large hot water source
- FAST RECOVERY RATE: Eliminates long waits for hot water at your sink, get on demand hot water at your every need (supplies up to 2 sinks at a time)
- EASILY MOUNTED: Can be shelf, wall or floor mounted (bracket included); simply tap into the cold water line and install the water heater directly at the sink to provide hot water
$241.00
−$36.05
More Details
Bestseller No. 5
Tankless Water Heater Electric 110V, 3000W Instant Electric Water Heater, Under Sink Water Heater with Digital Display, On Demand Hot Water heater Electric for Kitchen Bathroom Washin
- ✔ ELECTRIC TANKLESS WATER HEATER - This tankless electric water heater is made of high-quality ABS material, with LED display. With 3000W power, the mini water heater can raise the water by 82° F(0.3GPM) -131° F(0.5GPM) in seconds, providing tankless instant, continuous hot water without waiting for preheating, meeting daily hot water needs. The on demand water heater can set Fahrenheit or Celsius degrees by holding a power button for 6 seconds.
- ✔ COMPACT AND EFFICIENT DESIGN - The electric water heater tankless adopts an ultra-thin and smooth appearance design, which is beautiful and elegant. The point of use water heater can meet your outlet temperature requirement. The Larger the water flow, the lower the outlet temperature; The smaller the water flow, the higher the outlet temperature. Not Suitable for Shower(Shower normally requires at least 1.8 GPM). Under sink water heater 110v plug in.
- ✔ SAFETY INTELLIGENCE RELIABLE - This under sink hot water heater has multiple protection functions. Water and electricity isolation, IPX4 waterproof, leakage protection, dry boil protection, and automatic power off under overheating and inactivity. Prevent leakage and water pipe corrosion. The thermal efficiency of instant hot water heater is as high as 98%, allowing you to enjoy hot water at any time and save energy.
- ✔ EASY TO INSTALL AND APPLICATION - Our instant hot water heater under sink compact design, it is very suitable for every corner of your home. This 110 volt water heater comes with premade fixing screw holes, an English manual, and 1/2 inch NPT standard interface. This small water heater is ideal for spaces such as kitchens, apartments, bathrooms, RVs, and camping. TIP: Install vertically to avoid malfunction of the heating elements (E2).
- ✔ IMPORTANCE FOR INSTALLATION - ① The 110v water heater is vertical installation only, no horizontal installation is allowed, to avoid malfunction of the heating elements (E2). ② The electric tankless water heaters tighten the pipe connectors with Teflon tape to prevent a short circuit (E2). ③ This tankless hot water heater is recommended to be connected with wires with a cross-sectional area of ≥ 2.5 square millimeters, and connected to trip switches of over 32a for use.
Newest Under Sink Tankless Water Heater
New
simimasen 220 V 5500 W Electric Tankless Water Heater, Instant Hot Water Heater, Under Sink Digital Smart Heater for Kitchen Wet Bars Bathroom Sinks
- Fast Heating: This tankless water heater applies a 5.5KW heating system, which provides instant and endless hot water from 30-55℃ (86-131℉) without waiting for preheating, bringing you a perfect experience of comfort and ease
- Easy Control: It is equipped with a touches control panel and a LED display. You can freely adjust the temperature between 30-55℃ according to the situation through the easy-to-use touch screen
- Thermostatic Function: This water heater has a thermostatic function to avoid the water temperature from getting too cold or too hot. You can set the temperature within the right range. It will continuously and intelligently maintain the water temperature at the set temperature for your use
- Waterproof and Smooth Panel: It is waterproof with an IPX4 rating, so you don't have to worry about water vapor affecting the safety of your use. And this panel is easy to clean and scratch-resistant
- Multiple Protection Functions: The water heater has multiple protection functions, such as leakage protection, dry burning protection, fault self-inspection, and overheating protection to ensure the stable operation of the machine and extend its service life
New
Tankless Water Heater Electric 240V, MIZUDO 6.5KW On Demand Hot Water Heater Electric for Under Sink, Point of Use Water Heater with LED Temperature Display, Overheating Protection
- Instant Hot Water Supply: The Mizudo electric tankless water heater delivers hot water instantly, making it perfect for sink applications. Note that this model is designed for low-power use and is not suitable for showers
- Installation Note: Make sure your mini instant water heater is properly installed: it requires a hardwired connection to a dedicated breaker circuit—no plug. It has a power rating of 6.5kW at 240V with a maximum draw of 27.1A. You’ll need a 32A breaker, 10AWG/2 wiring, and a 1/2" NPT water connection. Ensure this unit matches your hot water needs
- Customizable Temperature Control: With a digital display and touch panel, the Mizudo heater allows precise temperature adjustments. Users can easily set the desired temperature from 85°F to 140°F, achieving optimal comfort with a temperature rise of 50°F at 1.0 GPM
- Compact and Space-Saving Design: This compact unit measures 12.8 x 8.6 x 2.3 inches, making it ideal for installation in tight spaces such as under sink cabinets or near faucets. Its small footprint ensures it fits seamlessly into your existing setup
- Energy Efficiency: The ensures up to 99% thermal efficiency by heating water on demand, eliminating the energy loss associated with traditional tank storage systems
New
Hot Water Heater Digital Display Instant Heating Machine 110V Tankless Water Heater for Bathroom Hot Water Shower 3500W Electric Bathroom Instantaneous Water Heater Tap
- Instant heating technology: Experience instant heating with our instant water heater components, which have the most advanced system to heat water as needed. Enjoy the comfort of hot water anytime, without waiting or wasting.
- Compact efficiency: Save space and energy with our portable electric heater, which has efficient heating function in a small volume. Its elegant design is perfect for careful installation under the bathroom counter, providing you with more space and less clutter.
- LCD temperature control: Accurately manage the heat of the shower through an integrated LCD digital screen. This feature of this water heater allows for real-time temperature monitoring, ensuring that your shower experience is always comfortable and consistent.
- Stainless steel durability: Enhance your bathroom with an elegant stainless steel structure from our instant heating unit. It not only looks good, but also has a sturdy structure, corrosion and wear resistance, and long-lasting and reliable performance.
- Scope of Application: Hot water heater is an instant electric water heater tailored for most hardcover room styles, and also suitable for hair salons, bars, hospitals, kitchens, etc.
New
3500W Tankless Water Heater Electric, Mini Hot Water Heater Under Sink, On Demand Instant Hot Water Heater With LED Display, Temperature Controllable Water Heater for Kitchen Bathroom
- 【A Safe Heater】The various protections such as leakage protection, dry-heating protection, an-ti-electric wall technology, water-electricity isolation, overvoltage protection, thermostatic an-ti-scalding protection, over-temperature protection, and IPX4 water-proof rate.
- 【Instant Heating】Using a stainless steel heating tube with 3500w high power, this water heater can deliver warm hot water in about 3 seconds without storing water for preheating, which saves time/energy.
- 【Temperature Controllable】You can control the water temperature (68-131℉) by adjusting the water flow (large/small water flow--low/high temperature) and pressing the+/- keys on the panel.
- 【Low Water Pressure Startup】The advanced temperature sensing technology overcomes the difficulty of using water heaters due to low water pressure, making it suitable for residential buildings with water pressure up to 0.04MPa.
- 【Application】Our water heater is suitable for kitchens, cupboards, bathrooms, daily washing, RVs, bars, hair salons, and so on to wash hands, dishes, clothes, and face. You can also take a shower above 0.04MPa water pressure.