10 Best Instant On Water Heaters
for May 2022

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9.6
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Tankless Water Heater Electric 11kW 240 Volt, thermomate On Demand Instant Endless Hot Water Heater Digital Temperature Display Compact Easy Installation for Residential Ponit of Use

thermomate Tankless Water Heater Electric 11kW 240 Volt

thermomate On Demand Instant Endless Hot Water Heater Digital Temperature Display Compact Easy Installation for Residential Ponit of Use

by thermomate
What We like

Easy Installation & Safety Protection - ETL certified with overheating protection, auto stop heating when detecting no water, quality workmanship for leakage protection

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Product Features

  • Smart Operation - Auto adjusting energy consumption basing on income water temperature and flow, ensuring maximum efficiency, continuous stable temperature and optimal power usage. Digital temperature display allowing adjustment in 1 increment from 80F to 140F. Heating element separated from water tube significantly reducing scale, corrosion and mineral buildup on the element, achieving better performance and low maintenance.
  • Instant Unlimited Hot Water - On demand tankless electric water heater, providing hot water in 3 seconds when you need it and as long as you need, eliminating wait time, never run out of hot water again and No More cold shower. Flow Rate 2.15GPM @ 35F Rise
  • Save Money and Space - Intelligent self-modulating technology regulating the amount of energy required to heat water only when you need it with 99.8% efficient, saving up to 60% on water heating cost comparing to traditional tank water heater. Wall mounted compact size with no water tank, convenient for any spaces, saving floor space and fitting into tight spaces.

Smart operation - auto adjusting energy consumption basing on income water temperature and flow, ensuring maximum efficiency, continuous stable temperature and optimal power usage. digital temperature display allowing adjustment in 1 increment from 80f to 140f. heating element separated from water tube significantly reducing scale, corrosion and mineral buildup on the element, achieving better performance and low maintenance. Save money and space - intelligent self-modulating technology regulating the amount of energy required to heat water only when you need it with 99.8% efficient, saving up to 60% on water heating cost comparing to traditional tank water heater. wall mounted compact size with no water tank, convenient for any spaces, saving floor space and fitting into tight spaces. Instant unlimited hot water - on demand tankless electric water heater, providing hot water in 3 seconds when you need it and as long as you need, eliminating wait time, never run out of hot water again and no more cold shower. flow rate 2.15gpm @ 35f rise

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9.5
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Tankless Water Heater Electric 240V, On Demand Hot Water Heater Digital Display 5.5kW,Electric Instant Hot Water Heater,Overheating Protection, Black

ECOTOUCH Tankless Water Heater Electric 240V

On Demand Hot Water Heater Digital Display 5.5kW, Electric Instant Hot Water Heater, Overheating Protection, Black

by ECOTOUCH
What We like

SAFE and DURABLEApplied 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.

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Product Features

  • CONVENIENT USEThe 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 neednt go through hard lesson about temp setting by a mixer tap without any hint. This Black model does not comes with Remote control, useful for installation under sink.
  • INSTANT & SUFFICIENT HOT WATERApplied with 5.5KW heating system, the electric water heater supplies instant, consistent and endless hot water of 116or higher temp shortly, no waiting for preheat nor terrible temp up & down, perfect companion for sinks. Time to get rid of those "lukewarm" toys.
  • POINT of USEThe 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.
  • SMART SELF ADJUSTMENTThe 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 usethe 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 neednt go through hard lesson about temp setting by a mixer tap without any hint. this black model does not comes with remote control, useful for installation under sink. Instant & sufficient hot waterapplied with 5.5kw heating system, the electric water heater supplies instant, consistent and endless hot water of 116or 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 adjustmentthe 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. Point of usethe 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.

3
9.4
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Tankless Water Heater, GASLAND Outdoors AS150 1.5GPM 6L Portable Gas Hot Water Heater, Instant Water Heater Propane for RV Camping, Overheating Protection, Easy to Install, White

GASLAND Tankless Water Heater

GASLAND Outdoors AS150 1.5GPM 6L Portable Gas Hot Water Heater, Instant Water Heater Propane for RV Camping, Overheating Protection, Easy to Install, White

by GASLAND
What We like

Portable Compact Size Design Compact size (17.6"x11.8"x6.4") lightweight design for easily carry. You can take an amazing hot water shower when camping. Also you can wash your pets with this tankless water heater in outdoor. You can hang it using the mounting bracket on the top/back of the gas water heater. It will only take you a few minutes to install the gas water heater according to the instructions.

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Product Features

  • Camping Hot Shower SolutionNo electricity needed, will start up with 2.5PSI low water pressure and 2 D cell batteries(not included). If you use it for camping, it works great with 12V water pump. There's no need to preheat before using tankless water heater. As soon as you turn on the tap, the water ows with your desired temperature in seconds. The maximum temperature raise is 167(75) and the minimum temperature raise is 489for 1.5GPM.
  • CSA Approved Safety CSA approved Gasland tankless water heater, safe as per Canadian and US Standard. Comes with multiple protection functions, such as flame failure device, anti-freezing protection, over heating protection, Oxygen Depletion Safety Shutoff Device. The anti-freezing drain plug can discharge the residual water to avoid freezing in cold areas or in case of long time no use. Water temperature over 167 F, gas supply shut off automatically under unexpectable flameout.
  • Energy SavingCompact and light weight structure with 11.5% energy saving technology. The propane water heater exchanger and main burner are desinged with advanced combustion technology to decrease gas consumption and burning noise. You will save more when you use Gasland AS150 propane tankless water heater.

Csa approved safety csa approved GASLAND tankless water heater, safe as per canadian and us standard. comes with multiple protection functions, such as flame failure device, anti-freezing protection, over heating protection, oxygen depletion safety shutoff device. the anti-freezing drain plug can discharge the residual water to avoid freezing in cold areas or in case of long time no use. water temperature over 167 f, gas supply shut off automatically under unexpectable flameout. Camping hot shower solutionno electricity needed, will start up with 2.5psi low water pressure and 2 d cell batteries(not included). if you use it for camping, it works great with 12v water pump. there's no need to preheat before using tankless water heater. as soon as you turn on the tap, the water ows with your desired temperature in seconds. the maximum temperature raise is 167(75) and the minimum temperature raise is 489for 1.5gpm. Energy savingcompact and light weight structure with 11.5% energy saving technology. the propane water heater exchanger and main burner are desinged with advanced combustion technology to decrease gas consumption and burning noise. you will save more when you use GASLAND as150 propane tankless water heater.

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9.4
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Tankless Water Heater Electric ECOTOUCH 9KW 240V on Demand Water Heater Self-Modulating Instant Hot Water Heater Point Of Use Water Heater ECO90 Black

Tankless Water Heater Electric ECOTOUCH 9KW 240V on Demand Water Heater Self-Modulating Instant Hot Water Heater Point Of Use Water Heater ECO90 Black

by ECOTOUCH Appliances
What We like

CONVENIENT USEThe ECO90B electric tankless water heater comes with digital display & touch control panel so temp setting is an easy job. It's space saving, measuring: 15.4(H) x 10.3(W) x 2(D). Plus it has a stylish, modern design that blends in any decor. Please verify it is the right size for you: [email protected]; pipes fittings: 1/2" NPT.

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Product Features

  • SMART SELF MODULATIONThe on demand electric water heater ECO90B adjusts power input based on flow rate and temp setting in real time. As water flow reduces, power input decreases, thus you still get ideal, comfortable temp instead of scalding hot water. Optimal energy efficiency 99.8% saves considerable electricity charge per year.
  • INSTANT & SUFFICIENT HOT WATERApplied with 9kW heating system, the electric tankless water heater ECO90B supplies instant & endless hot water of 116or higher temp, no waiting for preheat nor temperature fluctuations, perfect companion for sinks, bringing you perfect experience of comfort and relaxing.
  • UPGRADED HEATING SYSTEMFeaturing micro-computer control and patent heating technology, ECO90B electric water heater promises no cold water sandwiching. And unique heating element avoids any corrosion inside pipes so as to extend service lifespan.
  • SAFE AND DURABLEApplied with multiple protection devices, every piece ECO90B tankless water heater goes through strict tests to ensure 100% safety. 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.

Smart self modulationthe on demand electric water heater eco90b adjusts power input based on flow rate and temp setting in real time. as water flow reduces, power input decreases, thus you still get ideal, comfortable temp instead of scalding hot water. optimal energy efficiency 99.8% saves considerable electricity charge per year. Upgraded heating systemfeaturing micro-computer control and patent heating technology, eco90b electric water heater promises no cold water sandwiching. and unique heating element avoids any corrosion inside pipes so as to extend service lifespan. Safe and durableapplied with multiple protection devices, every piece eco90b tankless water heater goes through strict tests to ensure 100% safety. 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. Instant & sufficient hot waterapplied with 9kw heating system, the electric tankless water heater eco90b supplies instant & endless hot water of 116or higher temp, no waiting for preheat nor temperature fluctuations, perfect companion for sinks, bringing you perfect experience of comfort and relaxing.

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8.8
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Camplux Liquefied Propane Tankless Water Heater,3.18 GPM Endless Instant Water Heater with Fahrenheit Digital Display, Residential Propane Water Heater for 2-3 Persons Bathroom Indoor Use,White

CAMPLUX ENJOY OUTDOOR LIFE Camplux Liquefied Propane Tankless Water Heater

3.18 GPM Endless Instant Water Heater with Fahrenheit Digital Display, Residential Propane Water Heater for 2-3 Persons Bathroom Indoor Use, White

by CAMPLUX
What We like

Sleek,Modern,Compact Design -Trendy and modern design with unique black glassy front panel featuring an easy to use LED touchscreen controls with Fahrenheit Digital & Display. (Fahrenheit and Celsius switch optional) .The compact size - (L)14.4 x (W)4.7 x (H)25.4 inch tankless water heater saves more space than traditional tanks.

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Product Features

  • Convenient, Easy Installation -Uses standard 1/2" NPT water fittings and comes with 2.3 inch horizontal venting pipe allowing for convenient and quick installation,great for whole home,small cabins and remote apartments use. You can take Camplux customized wall thimble-WT236 for perfect indoor use.
  • Multiple Protection Ensure Your Safety- Dry combustion,flame failure device, anti-freezing protection, over heating protection to ensure your safety. Fully automatic temperature controls with an energy saving mode and child lock technology.
  • Instant Tankless Water Heater -High water capacity range 0.8 - 4.8 GPM, Camplux high efficiency 3.18 GPM propane tankless water heater delivers 3.18 gallons per minute of on-demand endless hot water ensures instant hot water for 2-3 persons home comfortable shower.
  • Considerate Customer Service- Here at Camplux, customer service is everything! We offer 24 shift hours customer service make the customer experience easy and fast through our live chat, phone support & our online helpdesk. Have a question? Give us a call at (844) 538-7475.

Multiple protection ensure your safety- dry combustion,flame failure device, anti-freezing protection, over heating protection to ensure your safety. fully automatic temperature controls with an energy saving mode and child lock technology. Instant tankless water heater -high water capacity range 0.8 - 4.8 gpm, CAMPLUX high efficiency 3.18 gpm propane tankless water heater delivers 3.18 gallons per minute of on-demand endless hot water ensures instant hot water for 2-3 persons home comfortable shower. Considerate customer service- here at CAMPLUX, customer service is everything! we offer 24 shift hours customer service make the customer experience easy and fast through our live chat, phone support & our online helpdesk. have a question? give us a call at (844) 538-7475. Convenient, easy installation -uses standard 1/2" npt water fittings and comes with 2.3 inch horizontal venting pipe allowing for convenient and quick installation,great for whole home,small cabins and remote apartments use. you can take CAMPLUX customized wall thimble-wt236 for perfect indoor use.

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8.7
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Instant Hot Water Heater On Demand Natural Gas Boiler Methane 18L Tankless 5GPM, Bathroom Shower

Alek...Shop Instant Hot Water Heater On Demand Natural Gas Boiler Methane 18L Tankless 5GPM

Bathroom Shower

by Alek...Shop
What We like

Controller design, overheat protection. Both cold water and warm water can be properly controlled.

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Product Features

  • Overwater pressure protection function, anti-freezing protection function. Automatically decrease the pressure under excessive high water pressure. The anti-freezing apparatus can discharge the stock water to avoid damaging the machine itself by freezing under cold areas or in case of a long time no use.
  • Manifold auto protection, Lon flame inspection. For the sake of your safety, automatically shut down gas power under unexpectable flameout.
  • The water control linkage valve makes the heater start up under low water pressure and stable water flowing under high pressure to meet the requirements of those in water shortage areas and those living in high stairs.
  • The heater exchanger and main burner adopt mostly advanced energy-saving and combustion technology to decrease gas consumption and burning noise.

The water control linkage valve makes the heater start up under low water pressure and stable water flowing under high pressure to meet the requirements of those in water shortage areas and those living in high stairs. The heater exchanger and main burner adopt mostly advanced energy-saving and combustion technology to decrease gas consumption and burning noise. Manifold auto protection, lon flame inspection. for the sake of your safety, automatically shut down gas power under unexpectable flameout. Overwater pressure protection function, anti-freezing protection function. automatically decrease the pressure under excessive high water pressure. the anti-freezing apparatus can discharge the stock water to avoid damaging the machine itself by freezing under cold areas or in case of a long time no use.

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8.5
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Camplux Tankless Water Heater Electric 11kw 240V, Instant Water Heater Under Sink, On-Demand Water Heaters with Digital Display and Remote Control Black

Camplux Tankless Water Heater Electric 11kw 240V

Instant Water Heater Under Sink, On-Demand Water Heaters with Digital Display and Remote Control Black

by Camplux
What We like

Smart & Considered Design - Hot water heater design with touch control & digital display, save space, smart and easy to set temperature. Comes with a remote smart controller, very convenient even to install under the sink

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Product Features

  • Compact Design & Multi-angled Mounting - The on-demand hot water heater requires a connection of 1* 60A 2 poles circuit breaker. Install close to an outlet for energy saving. Can be mounted Multi-angled, ideal for kitchen, school, hospital, and hair salon. Please make sure it is the right size for you: 11kW at 240V, product dimensions 15.15" x 10.23" x 3.66", water pipes fitting: 1/2" NPT male
  • Reliable & Durable - The electric tankless water heater 240V comes with multiple protection. NFS approved, offer lead-free water. ETL safety certified, leakage and overheat protection device to ensure your safety. Stainless steel component for high efficiency and durability
  • Instant Endless Hot Water - Enjoy instant and endless hot water! The point of use water heater rated power up to 37,500 BTU. Easy to get water between 86F - 125F
  • Minimum Activation Water Flow - Camplux tankless water heater just needs 0.85 GPM water flow for activation. No need to waiting and pre-heating. Get hot water in seconds

Instant endless hot water - enjoy instant and endless hot water! the point of use water heater rated power up to 37,500 btu. easy to get water between 86f - 125f Minimum activation water flow - Camplux tankless water heater just needs 0.85 gpm water flow for activation. no need to waiting and pre-heating. get hot water in seconds Compact design & multi-angled mounting - the on-demand hot water heater requires a connection of 1* 60a 2 poles circuit breaker. install close to an outlet for energy saving. can be mounted multi-angled, ideal for kitchen, school, hospital, and hair salon. please make sure it is the right size for you: 11kw at 240v, product dimensions 15.15" x 10.23" x 3.66", water pipes fitting: 1/2" npt male Reliable & durable - the electric tankless water heater 240v comes with multiple protection. nfs approved, offer lead-free water. etl safety certified, leakage and overheat protection device to ensure your safety. stainless steel component for high efficiency and durability

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7.9
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Tinsay 2.1 Gallon 8L Electric Mini-Tank Water Heater Electric Instant Water Heater Electric Hot Water Heater for Kitchen Household 110V-USA Delivery,3-6 Days

Tinsay 2.1 Gallon 8L Electric Mini-Tank Water Heater Electric Instant Water Heater Electric Hot Water Heater for Kitchen Household 110V-USA Delivery

3-6 Days

by Tinsay
What We like

This is a lightweight electric water heater with a perfect combination of inner quality and classical appearance, which applies for multiple demands of different families.

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Product Features

  • It can be installed in the kitchen, rest room, bathroom or any other places you want optionally because of its characteristics of small area, strong applicability and convenient installation.
  • It is applicable for different water pressure of different areas, especially for families which are located on higher floors with low water pressure.
  • It is a directly heating type with high efficiency and low power heating tube, which can take advantage of the thermal energy maximally.Its total power is 1500w and it has multiple installation methods.
  • The temperature can be adjusted between 30-65 optionally, and the power will be off automatically when the set temperature is achieved. Good temperature control effect and energy and power saving

It is applicable for different water pressure of different areas, especially for families which are located on higher floors with low water pressure. The temperature can be adjusted between 30-65 optionally, and the power will be off automatically when the set temperature is achieved. good temperature control effect and energy and power saving It is a directly heating type with high efficiency and low power heating tube, which can take advantage of the thermal energy maximally.its total power is 1500w and it has multiple installation methods. It can be installed in the kitchen, rest room, bathroom or any other places you want optionally because of its characteristics of small area, strong applicability and convenient installation.

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7.9
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Thermoflow 12KW at 240V Tankless Water Heater Electric, On Demand Instant Hot Water Heater with Self-Modulating Temperature Technology, CSA Certified Wall Mounted

Thermoflow 12KW at 240V Tankless Water Heater Electric

On Demand Instant Hot Water Heater with Self-Modulating Temperature Technology, CSA Certified Wall Mounted

by Thermoflow
What We like

Compact and Wall-mounted design with quality stainless steel heating elements, thermo cut-off protection, CSA certified, IP24 protection, ensuring a long service life

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Product Features

  • Self-Modulating Temperature Technology of Germany - use only necessary energy to heat water to temperature of your needs, also ensure steady output temperature despite of flow fluctuation. LCD digital display shows output temperature, which allow you to adjust temperature in 1-degree increments; temperature range 104-140
  • [Upgraded Internal ] On Demand Endless Hot Water - instant hot water for small apartment or point of use, constant supply of hot water whenever and however long you need, eliminate waiting time and never run out of hot water; 2.34GPM @35 Temp Rise
  • Energy and Cost Saving - Heating water only when it's needed with heating efficiency up to 99%, savings of up to 50% on water heating costs; minimal activation flow rate 0.58GPM

Self-modulating temperature technology of germany - use only necessary energy to heat water to temperature of your needs, also ensure steady output temperature despite of flow fluctuation. lcd digital display shows output temperature, which allow you to adjust temperature in 1-degree increments; temperature range 104-140 Energy and cost saving - heating water only when it's needed with heating efficiency up to 99%, savings of up to 50% on water heating costs; minimal activation flow rate 0.58gpm [upgraded internal ] on demand endless hot water - instant hot water for small apartment or point of use, constant supply of hot water whenever and however long you need, eliminate waiting time and never run out of hot water; 2.34gpm @35 temp rise

10
7.9
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Thermoflow 3.5KW Mini Tankless Water Heater Electric, Elex3.5 Point of Use On Demand Instant Hot Water Heater for Sink Wash Only Wall Mounted, CSA Certified 4.7kW at 240 Volts Wall Mounted

Thermoflow 3.5KW Mini Tankless Water Heater Electric

Elex3.5 Point of Use On Demand Instant Hot Water Heater for Sink Wash Only Wall Mounted, CSA Certified 4.7kW at 240 Volts Wall Mounted

by thermoflow
What We like

COMPACT DESIGN - Super compact designed, even smaller than a shoe box. Wall-mounted design for installation at the point of use, frees up floor space for more storage, easy to install into washbasin cabinet and other tight spaces!

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Product Features

  • NOTES - Please verify that this model is the right size for your hot water needs and electrical requirements before purchase & installation. Dimensions: 7.4" x 5.4" x 3.4"; Weight: 3lbs; Pipes fittings: 1/2NPT, Electrical requirements: 3.5kW at 208 volts or 4.7kW at 240 volts, Nominal pressure: 150PSI. Nominal current: 25A. Required breakers: 1x 2-POLE 25A. Required wire: 1 x 12AWG . ( Breakers and wire are NOT included )
  • ENDLESS INSTANT HOT WATER - No need to preheat before using. As soon as you open the tap, the water ows out with your desired temperature. High efficient,saving energy.
  • EXCEPTIONALITY DURABLE - Instant hot water thanks to rapid and maintenance-free bare wire heating systems. High quality alloy bare heating element has good corrode resistance and acid-resisting performance, with longer lifespan, instantaneous heating efficiency up to 99%.
  • [UPGRADED] MUST HARDWIRED small Tankless water heater for single sink wash use only - Save up to 60% on your water heating cost with an Thermoflow electric tankless water heater. Avoid distribution, start-up and technical systems losses as well as circulation and storage losses.

notes - please verify that this model is the right size for your hot water needs and electrical requirements before purchase & installation. dimensions: 7.4" x 5.4" x 3.4"; weight: 3lbs; pipes fittings: 1/2npt, electrical requirements: 3.5kw at 208 volts or 4.7kw at 240 volts, nominal pressure: 150psi. nominal current: 25a. required breakers: 1x 2-pole 25a. required wire: 1 x 12awg . ( breakers and wire are not included ) endless instant hot water - no need to preheat before using. as soon as you open the tap, the water ows out with your desired temperature. high efficient,saving energy. [upgraded] must hardwired small tankless water heater for single sink wash use only - save up to 60% on your water heating cost with an thermoflow electric tankless water heater. avoid distribution, start-up and technical systems losses as well as circulation and storage losses. exceptionality durable - instant hot water thanks to rapid and maintenance-free bare wire heating systems. high quality alloy bare heating element has good corrode resistance and acid-resisting performance, with longer lifespan, instantaneous heating efficiency up to 99%.

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