Are you looking for best instant water heater for bathroom, we’ve consulted top experts who has in-and-out knowledge about the instant water heater for bathroom. We choose the top most quality product, which comes with amazing features you’ve never heard before. We have filter more than 100+ of product to give you top 10 list of best instant water heater for bathroom.

This list is undoubtedly the best instant water heater for bathroom available in the market today. However, if you don’t want to spend more time on filtering and finding which one is good instant water heater for bathroom, then you should absolutely go for our Top list of the winner. which comes with all the basic features one could expect in a instant water heater for bathroom.


Best instant water heater for bathroom – The Winners!


But these three has some more competitions too, Check out below List of Top 10 best instant water heater for bathroom.If you are ready to choose a new instant water heater for bathroom, check out our recommendations for the best instant water heater for bathroom. But if you’d like to learn more about the various types of instant water heater for bathroom available and how to choose the right one for you, read on.

List of Top 10 Best instant water heater for bathroom In Detailed


Bestseller No. 1
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
Bestseller No. 2
Garosa 3KW Mini Electric Tankless Instant Warm Water Heater with LCD Display for Home Kitchen Washing US Plug 110V, Only Make Water Warm, WON'T Very Hot, Need 32Amps Circuit Breaker
  • NOTICE Before PURCHASE: The water heater need a larger than 32 amps circuit breaker; the outlet water temperature won't very hot because the water heater just 3KW, so it can't be used to bath or wash hair, it can be use to wash hand or use in kitchen. If it doesn't meet your require, PLEASE DON'T BUY.
  • SIMPLE OPERATION: Freely adjust water temperature by water flow, simple operation, you can enjoy hot water all-weather without wait. PLEASE KINDLY check the third picture which show the water flow spped and water temp.(test data)
  • SAFE USE: Safe heater, electricity saving, water saving, no pollution, no exhaust gas, LCD digital temperature display(). In order to ensure safe use, all current and voltage power problems are strictly tested to ensure product safety before leaving the factory.
  • HIGH QUALITY MATERIAL: Stainless construction with mini design, the connter is made of brass, the tankless water heater is durable and portable.
  • Use Experience: When the inlet water temperature is very low, the outgoing water is not ice, but no heat is felt; when the inlet water temperature is high, the outgoing water will be hotter. If you have high temperature requirements, PLEASE DON'T BUY..
SaleBestseller No. 3
EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology
  • Endless On-Demand Hot Water; Consistent hot water when you need it that never runs out; Continuously monitored water temperature and controlled flow rates ensure efficiency and consistent performance within 1 degree of selected temperature
  • Save Space; EcoSmart tankless electric water heaters are 90% smaller than traditional tank heaters; may be installed on wall or at point of use; Dimensions 11.5 x 8 x 3.75 inches
  • Save Energy; EcoSmart tankless electric water heaters are 99% thermal energy efficient; Only heats water when called unlike a tank heater that maintains water temperature even when not being used.
  • EcoSmart ECO 11 Sizing; 13-kilowatt tankless electric water heater ideal for providing hot water for a bathroom, small sink, office breakroom and other point-of-use or low-flow applications; provides between 1.3 and 3.1 gallons-per-minute depending on the inlet water temperature; refer to the sizing guide to select the proper solution
Bestseller No. 4
Aufee Instant Water Heater, White Mini Tankless Instant Hot Water Heater Bathroom Kitchen Washing with LED Indicator Light for Hot and Cold Dual-Use (US 110V)
  • 【INSTANT & SUFFICIENT HOT WATER】It is a high efficient water heater with compact size to produce the hot water very quickly.
  • 【CONVENIENT USE】With LED indicator light, for more convenient. Freely adjust water temperature by water flowing, simple operation.
  • 【SAFE and DURABLE】Safe heater, electricity saving, water saving, no pollution, no exhaust gas.
  • 【RELIABLE QUALITY】Easy to Install, stainless construction with mini design, it is durable, elegant and fashionable.
  • 【WIDELY APPLICATIONS】This is a water heater for the application of changing the cold water into hot water and it will meet your various needs such as used in kitchen, bath room, public restroom, etc. ideal for kitchen, bar, school, hospital, community and hair salon.
Bestseller No. 5
RINKMO Electric Tankless Water Heater 11KW 240V 220V Instant Hot Mini Electric Water Heater for Kitchen Bathroom Bathtub RV Shower Sink Small
  • 【TIPS】 Please notice that the 11KW tankless water heater requires 2 x 30 AMP breakers and 2 x 12 AWG wire, and the Min. Water Flow is 0.4GPM/1.5L/min. The 6KW tankless water heater requires 1 x 30 AMP breakers and 1 x 12 AWG wire, the Min. Water Flow is 0.4GPM/1.5L/min.
  • 【Water & Electricity Separated More Safe And Clean】 Heating water without directly contacting with the heating element which protects it from corrosion. No worry about water and electric leakage or tube explosion. RINKMO water heater Keeps you away form annoying tube cleaning work and expensive maintenance cost! This better design will reduce precipitation and extend the usage life.
  • 【Save Money Save Cost】 After using our RINKMO high efficient water heater, you will find your water heating cost reduce up to 60%, due to our heater is 97% ~ 99.8% energy efficient. You can always get hot water within 3s.
  • 【Compact Size Save Space Perfect For RV】 RINKMO 6KW water heater is 11.75*14.75*3.125 inch and 12.1lbs weight which is only like a small suitcase, save your space and giving more to your living area. Easy to install and operation, set temp by turning the button, press the button to switch between Fahrenheit/ Celsius
  • 【Temp Protection & LED Alarm More Reassuring】 RINKMO water heater will stop heating when no water or low water flow to prevent the product from burning. The LED shows LL or HH alarm when the inlet water temperature is lower than 37℉ or higher than 167℉. All silicone wire design which is heat resisting, more reassuring and durable.
Bestseller No. 6
Tankless Water Heater Electric 5.5kw 240V, ECOTOUCH Point-of-Use Hot Water Heater Digital Display,Electric Instant Hot Water Heater with Self-modulating,Overheating Protection,White
  • 【INSTANT & SUFFICIENT HOT WATER】Applied with 5.5KW heating system, the electric water heater supplies instant, consistent and endless hot water of 116℉or higher temp shortly, no waiting for preheat nor terrible temp up & down, perfect companion for sinks. Time to get rid of those "lukewarm" toys.
  • 【SMART SELF ADJUSTMENT】The hot water heater adjusts power input based on flow rate and temp setting in real time. For example, less power will be applied by the system when waterflow reduced, thus you still get ideal temperature instead of scalding hot water, which means comfortable experience. Optimal energy efficiency of 98% saves considerable electric charge.
  • 【CONVENIENT USE】The tankless water heater comes with digital display & touch control panel so temp setting is easy job. Now turn on the tap and let the smart unit do the rest, you needn’t go through hard lesson about temp setting by a mixer tap without any hint. The Black model comes with Remote control, useful for installation under sink.
  • 【SAFE and DURABLE】Applied with multiple protection devices, every piece goes through strict tests to ensure 100% safe. Inner water and electricity lines are designed to run separately so as to avoid leakage or harm of scale build up. Approval by ETL and qualifies for UL, you can expect outstanding performance for years to come.
  • 【POINT of USE】The sleek tankless water heater is compact as an oatmeal box, making it possible to install anywhere close to outlet and avoid energy waste. It can be mounted horizontally, vertically, obliquely, ideal for kitchen, bar, school, hospital, community and hair salon. Please verify it is the right size for you: [email protected]; dimensions 11" x 7.5" x 2.35"; pipes fittings :1/2" NPT.
Bestseller No. 7
BOCCHERINI Automatic Electric Instant Hot Water Heater Shower Head 110V / 120V + FREE wall support/tube Included.
  • FREE wall support/tube included.
  • CONTINUOUS FLOW – Hot showers will never be interrupted again. on-demand hot water with an unlimited supply, when you want it without wasting any energy when not needed.
  • ADJUSTABLE You can also adjust the water temperature by adding more or less water to get the desire temperature. The shower head has an automatic sensor.
  • SAVE up to 60-percent on your water heating cost with an BOCCHERINI Shower Head heater.
  • IMPORTANT: Requires install 40 amp breaker and 10 awg wiring. it doesn’t have a cable plug included, Not following these instructions may affect the product functionality and it may affect our listing reviews
Bestseller No. 8
DNYSYSJ 110V Mini Tankless Instant Electric 35-45℃ Hot Water Heater Shower Faucet Kitchen 3000W (Red)
  • 3 seconds that is hot, really thermostat without waiting.Constant temperature maintains the optimal water temperature for you.
  • Safe and intelligent, no water flow stops heating.0.1 second automatic power-off when leakage.
  • It heats water as the water passes thru the unit, instant heating, so you can use the hot water as you like.
  • Suitable for universal water pipe: 1 / 2 inch diameter (inflow or outflow)Easy to install under the bathroom or kitchen sink for washing dishes, food, clothes, faces and other functions.
  • Various protections: Leakage protection, IPX4 waterproof, Dry heating protection, Water-electricity isolation, Auto power-off at inactive state, Over-temperature automatic power-off.
Bestseller No. 9
Electric Water Heater, 110V 3000W Mini Instant Electric Water Heater Tankless Shower Hot Water Heater System with LCD Digital Display for Kitchen Bathroom Household Washing Faucet(Red)
  • 【Specification】: Dimensions: 7.87 x 4.13 x 2.55in; Power: 3000W; Rated Frequency: 60HZ; Rated pressure: 0.4-0.6mpa; Temperature: 30-55; Water pipe interface: G 1/2" interface; Installation wire diameter: 1.5-2.5mm² copper wire. Please verify it's the right size for you before purchase
  • 【Provide Endless Hot Water】: Instant Electric Water Heater change cold water into hot water, which can take advantage of the thermal energy maximally, so you can get steady stream of clean and fresh hot water for daily life
  • 【Premium Material】: This Tankless Water Heater adopts stainless steel material, which is durable, easily solves issues such as face washing, bathing, vegetable washing and dish washing; Freely adjust water temperature by water flow, simple operation
  • 【Wide Application】: Small size, high practicity and and convenient installation, install this tankless water heater under your sink to provide hot water right where you need it, widely used at kitchen, rest room, bathroom or any other places
  • 【Practical and Beautiful】: Lightweight mini electric water heater with LCD digital temperature display, a perfect combination of inner quality and classical appearance, adds an exquisite and practical furniture for your home
Bestseller No. 10
Camplux Tankless Water Heater Electric with LED Display 120V Instant Water Heaters Under Sink 3.5kw TE04
  • Smart&Considered Design: Small water heater designed with smart touch control & LED display, mini size, perfect for under sink installation. The minimum water flow for activation just need 0.4 GPM (Only for one sink)
  • Multi-angled Mounting: The compact size instant electric water heater requires a connection of 1* 40A circuit breaker & 10 AWG wire. Install close to outlet for energy saving. Can be mounted Multi-angled, ideal for kitchen, wet bars, school, hospital, hair salon and boats. Please make sure it is the right size for you: 3.5kW at 120V, product dimensions 7.8" x 6.3" x 3.9", water pipes fitting: 1/2" NPT male
  • Reliable&Durble: The 3.5kW tankless water heater comes with 5 protections. NFS approved, offer lead-free water. ETL safety certified, leakage and overheat protection device to ensure your safety. Stainless steel and copper component for high efficiency and durability
  • Consistent Hot Water -On demand water heater only heats the water when you need it and no waiting for preheat.The temperature rise of 1.0 GPM is 55°F. Easy to get hot water between 85°F - 131°F in seconds. Enjoy instant and endless hot water
  • Rotatable LED Display: 120V tankless water heater features an upgrade rotatable digital temperature display and touch control panel, show you the easy reading output water temperature at real-time and setting ideal temperature just by finger. Note: This mini water heater is only suitable for sink use, not for bathing
Hope this list of the best instant water heater for bathroom will be helpful for you. Feel free to contact us if you have any questions about our site or our reviews, and we will be happy to help you with your purchasing decisions in any way we can.