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Nowadays, there are so many products of hot water heater in line in the market and you are wondering to choose a best one. You have searched for hot water heater in line in many merchants, compared about products prices & reviews before deciding to buy them.
You are in RIGHT PLACE.
Here are some of best sellings hot water heater in line which we would like to recommend with high customer review ratings to guide you on quality & popularity of each items.
42,724 Reviews Scanned
Bosch Electric Mini-Tank Water Heater Tronic 3000 T 4-Gallon (ES4)- Eliminate Time for Hot Water – Shelf, Wall or Floor Mounted
- CONVENIENT HOT WATER HEATER: 4 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 13.5 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
Get hot water where it’s needed, when it’s needed with the Bosch ES4 Tronic 3000 T Electric water heater. This 4-gallon capacity point-of-use mini-tank fits right under your sink and provides a practical and effective solution to your hot water needs. This smaller model can be plugged right into a 120-volt outlet with the 36-37″ cord, or can be installed in-line with a larger hot water source to provide “on-demand” use. The glass-lined tank offers great insulation and added durability, while the heater’s fast recovery rate eliminates long waits for hot water. An external dial allows you to easily control the temperature range, and the temperature-and-pressure relief valve enhances your safety. The ES4 Tronic 3000 T from Bosch has a sleek and attractive exterior design that blends in seamlessly with existing décor when installed in a visible location, making this heater a great option in any room. Water Heater measures 13.75″ H x 13.75″ L x 13.5″ D and weighs 17.3 lbs. Do not operate this water heater if it is has a damaged cord or plug, if it is not working properly, or if it has been damaged or dropped
Ecosmart POU 3.5 Point of Use Electric Tankless Water Heater, 3.5KW@120-Volt
Product Description
This electric tankless water heater is a true Point of Use Model because it is specifically designed for under the sink, single applications with a maximum flow rate of 0.5-Gallon per minute (gpm) and includes a 0.5 gpm sink aerator. This heater is flow controlled, meaning the temperature will adjust according to flow rate. It is the smallest sized Ecosmart electric tankless model and should not be used to run anything more than one sink at a time or used in areas where inlet water temperature is lower than 57°F. At this inlet temperature the ECO POU 3.5 can heat 0.5 gallons per minute to 105°F. Its compact size allows for under the sink installations. The Point of Use models are ideal for: Wet Bars, Strip Malls, Doctor’s Office, Boats, Recreational Vehicles (RVs), Bathroom Sinks. When sized properly this water heater will provide endless hot water. Prior to purchase and installation please verify this model is the right size for the expected demand and electrical requirements. The Eco POU 3.5 requires a minimum 100 amp electrical panel for installation with (1) 30 amp single pole breaker connected to #10 awg wire. Plumbing connections are 1/2″ NPT. For additional assistance please feel free to contact our support center at 877-474-6473. TROUBLE SHOOTING STEP: When the water is not hot enough, please slow down the flow of water to increase temperature!
From the Manufacturer
This electric tankless water heater is a true Point of Use Model because it is specifically designed for under the sink, single applications with a maximum flow rate of 0.5-Gallon per minute (gpm) and includes a 0.5 gpm sink aerator. Its compact size allows for under the sink installations. The Point of Use models are ideal for: Wet Bars, Strip Malls, Doctor’s Office, Boats, Recreational Vehicles (RVs), Bathroom Sinks. Prior to purchase and installation please verify this model is the rights size for your hot water needs and electrical requirements.
Camplux ME25 Mini Tank Electric Water Heater 2.5-Gallon,1.5kW at 120 Volts
- 2.5-gallon point-of-use mini-tank fits under your sink to provide hot water right where you need it
- Electric water heater is easy to maintain and has glass-lined tank for long service life
- Thermostat Control allows adjustment of water temperature.High Limit device provide protection while overheating.
- Plugs into 120 volt outlet for independent installation or in-line with a large hot water source.(Max. water pressure is 150 PSI,CSA listed Temperature & Pressure relief valve included)
- Can be shelf, wall or floor mounted
- Simply tap into the cold water line and install the water heater directly at the sink to provide hot water. Product dimension:11.75″ W x 17.25″ H x 10.38″ D.
Water Heater, 110V 3000W Mini Electric Tankless Instant Hot Water Heater with LCD Display for Bathroom Kitchen Washing (US Plug)(Red)
- Instant Water Heater—This is a high efficient water heater, which can heat the water to 30-45 degrees in about 5 seconds.(Considering the use environment in severe cold areas may not reach the maximum temperature of 55℃)
- LCD Digital Temperature Display—This mini electric water heater built in temperature sensor, can transmits the temperature in real time, and displayed on the screen, make the water temperature is clear at a glance.
- Automatic Temperature Control System—This mini electric water heater can freely adjust water temperature by water flow, the water heater will be automatically energized when the water flow is more than 0.6 liters, and automatically turn off when the water flow is lower than 0.4 liters.
- Compact Size Design—This mini electric water heater adopts compact size design, that is easy to install and can meet your various needs such as used in some narrow and small space in kitchen, bath room.
- Matters Need Attention—The operating current of this water heater is 32A, please ensure that you have the circuit breaker which can be used at 32A current, otherwise please do not buy.
Specification:
Material: Stainless Steel Shell
Color: Black, Golden, Red(optional)
Power: 3000W
Current: 25-32A
Voltage: 110V
Rated Frequency: 60Hz
Rated Pressure: 0.4-0.6Mpa
Waterproof Grade: IPX4
Temperature: 30-55℃(Considering the use environment in severe cold areas may not reach the maximum temperature of 55℃)
Installation wire diameter: 1.5-2.5mm² copper wire
Water pipe interface: G 1/2″ interface
Size: Approx. 20 x 10.5cm / 7.87 x 4.13inch
Packing list:
1 x Water Heater
2 x Fixing Screws
2 x Screws Protector
1 x Manual
Question:
Why the water is not hot?
1.The working current of our water heater is 25A-32A, and it require at least 1.5 square millimeters of wire. Please make sure that your circuit breaker can handle the 30amp, or it will not heat water.
2.The temperature is controlled by the size of the water flow. The Water Heater will be automatically energized when the water flow is more than 0.6 liters, and automatically turn off when the water flow is lower than 0.4 liters.
3.The heating temperature is between 30 and 55 degrees. If the water flow is large, the temperature will be low, and if the water flow is small, the temperature will be high.
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Thermoflow Electric Tankless Water Heater, Point of Use Hot Water Heater for Sinks, 3.5kW at 240 Volts, Wall Mounted
- ➤ TANKLESS – Save up to 60% on your water heating cost with an Thermoflow electric tankless water heater .Distribution, start-up and technical systems losses as well as circulation and storage losses are eliminated.
- ➤ ENDLESS HOT WATER – No need to preheat before using.As soon as you open the tap, the water flows with your desired temperature.High efficient,saving energy.
- ➤ COMPACT DESIGN – Super compact designed, even smaller than a shoe box .Wall-mounted design frees up floor space for more storage, easy to install into washbasin and other tight spaces!
- ➤ 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,with longer lifespan, instantaneous heating efficiency up to 99%.
- ➤ NOTES – Please verify that this model is the right size for your hot water needs and electrical requirements before purchase & installation. Dimensions:7.6″ x 5.4″ x 2.6″
- Weight: 1.8 lbs
- Pipes fittings :1/2” NPT, Electrical requirements: 3.5 kW, 240 volts, Nominal pressure: 90PSI. Nominal current:20A. Required breakers:1x 2-POLE 25A. Required wire: 1 x 12 AWG . ( Breakers and wire are NOT included )
FEATURES –
◆ Saves Energy and Money
The Thermoflow Elex 3.5 electric tankless water heater is adopt to advanced technology of Germany.Changing to this Elex 3.5 means there are no standby losses. No need to preheat before using, the hot water will come out from the heater instantly after you turn on the water heater,you only need to stop it immediately after using,no any waste for water or electricity.
◆ Unlimited Hot Water
Instant hot water thanks to rapid and maintenance-free bare wire heating systems.Because a Thermoflow heats water only when it is used, and for as long as it is needed, there is an endless supply of hot water. Nobody runs out of hot water .
◆ Space Saving
A Thermoflow Elex 3.5 tankless water heater completely replaces a conventional tank heater, yet takes up considerably less space, saving valuable living space and providing endless hot water on demand.
◆ Two Options for Applications
The Elex3.5 model can be used for two different applications:Act as primary heater, just connect the inlet with cold water directly, and connect the outlet with mix tap; Act as booster heater, just connect the inlet with the outlet of storage tank,and connect the outlet with mix tap, more fast heating, higher flow rate, saving your time.
USING TIPS –
- The device must be filled with water before connection to the electrical supply!
- Make sure the min pressure of your water supply system reaches 7.3 PSI.
- Please read the instruction manual carefully before you install or using the water heater !
PACKAGE INCLUDES –
1X Thermoflow 3.5kW electric tankless water heater
1X plastic bracket
1X bag of installation accessories (2 gaskets,2 anchors,2 screws)
1X instruction manual
Inquiry & aftersales service: [email protected]
Hotline:＋1（844）334-4203
EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology
- Lifetime warranty
- Save up to 60-percent on your water heating cost with an ECOSMART electric tankless water heater
- Never run out of hot water with an ECOSMART tankless water heater
- Patented Self Modulating Technology and design
- ECOSMART tankless water heaters are 99.8-percent energy efficient.Uniform Energy Factor:0.98
Product Description
This Smart Technology electric tankless water heater is configured as a “whole home” model for climates where incoming water temperature is 67°F and above. This model is well suited for heating up to 2-Gallon per minute, which is the equivalent of one shower head (with a 1.5 gpm flow) and one sink with a low inlet water temperature of 67°F and an output setting of 105°F. Digital Temperature Control allows you to set your temperature in increments of 1 Degree. This model can also be used in colder climates as a Point of Use for a sink or other low flow application. All tankless water heaters are sized based on flow rate and temperature rise, and there is a direct relationship between the two. So if used in a cold area requiring a high temperature rise, it will be more limited in the amount of fixtures (gallons per minute) it can heat at one time compared to a warmer climate. When sized properly this water heater will provide endless hot water and only consume the energy needed, giving the user complete control. Prior to purchase and installation please verify this model is the right size for the expected demand and electrical requirements. The ECO 11 requires a minimum 125 amp electrical panel for installation with (1) 60 amp double pole breaker connected to (1) set of #6 awg wire. Plumbing connections are 1/2″ compression fitting with the option of 1/2″ NPT adapter included. For additional assistance please feel free to contact our support center at 877-474-6473.
NOTE : 11Kw at 220 is equal to 13kw at 240.
From the Manufacturer
This Smart Technology electric tankless water heater is configured for climates where incoming water temperature is 67 Degree F and above. This model is well suited for heating up to 2-Gallon per minute, which is the equivalent of one shower head (with a 1.5 gpm flow) and one sink with a low inlet water temperature of 67 Degree F. Digital Temperature Control allows you to set your temperature in increments of 1 Degree. This model can also be used in colder climates as a Point of Use for a sink or other low flow application. Prior to purchase and installation please verify this model is the rights size for your hot water needs and electrical requirements.
ECOTOUCH Tankless Water Heater Electric, 1.5 GPM On Demand Hot Water Heater with Remote Control Digital Dispaly Energy Efficient 5.5kW at 240V, Black
- 【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: 5.5kW@240V
- dimensions 11″ x 7.5″ x 2.35″
- pipes fittings :1/2″ NPT.
FEATURES
Instant hot water comes with powerful 5.5kW heating element, expect hot water for 3 seconds, perfect choice for sinks to provide endless hot water any time.
ENERGY SAVING
This tankless water heater avoids standby heat loss of those bulky storage water heaters, minimize energy waste and achieve 65% energy saving with help of its smart self adjustment technology.
HEALTHY WATER QUALITY
Traditional bulky water tanks store water for long time, causing bacterial growth and rust issue, time to get clean water via a tankless hot water heater. The ECOTOUCH unit separates water and electricity line so as to avoid issue of calcium deposits.
MULTIPLY SAFETY PROTECTIONS
Over temperature protection
Dry heating protection
Leakage protection
Water and electricity line separated
EASY INSTALLATION
Real compact design, water heater cooridates with scenes decor, above sink or under sink water heater, horizontally, vertically or obliquely installation. Comes with easy installation brackets, pipe fitting of 1/2″ NPT and 12AWG power cord(fixed to the unit) so you don’t to have to hire a plumber even if you can do it.
SPECIFICATIONS
Power: 5.5kW
Voltage: 240V~60Hz
Min. water flow to activate the unit: 0.475GMP
Max tempt rise from 67°F to 120°F @ 1GPM
Max. Amperage: 23A
Recommended wire size: 12AWG
Required circuit breaker : 1x 2-Pole 30 AMP
KINDLY NOTE
1.The unit is mainly for sinks, not for shower purpose.
2.The tankless water heater should be installed professionally.
3.Please read instruction manual carefully prior to installation and use!
PACKAGE INCLUDES
1X ECOTOUCH 5.5kW instant water heater
1X Instruction manual and warranty card
1X Installation accessories
1X Remote control(for Black model)
Funwill Electric Mini-Tank Water Heater Household Kitchen Electrical Hot Water 2-Gallon (USA Shipping)
- 【MINI WATER HEATER】Size:9.4*8.2*13 inch,2.5 gallon point-of-use . The wire size takes 31.49 inch .For small sink. Easy to install and eficient.The hot water systems is applicable for different water pressure of different areas, especially for families which are located on higher floors with low water pressure.
- 【ENERGY SAVING】The Mini heater total power is 1500w, which heats up quickly and saves heating time.One-piece compact insulation, up to 5-6cm insulation layer, temperature drop, reducing energy consumption.The temperature can be adjusted between 55℃– 75℃ optionally, and the power will be off automatically when the set temperature is achieved.
- 【STAINLESS STEEL HEATING TUBE】The water heater adopts 316 stainless steel pipe, which can reach 1400 degree working temperature and has strong anti-pollution ability, which can adapt to various complicated water quality environments.
- 【FASHIONABLE AND SPACE-SAVEING】The small hot water tank can be placed in the space exquisitely.Can be installed in the kitchen, rest room, bathroom or any other places you want optionally.The mini hot water tank uses green environmental material, which is qualified for international standard, and satisfies difficulties of hot water supply for multiple places, easily solves issues such as face washing, bathing, vegetable washing and dish washing.
- 【SAFETY】Moisture-proof and splash-proof: One-piece molding, strong and reliable, preventing environmental erosion in the bathroom kitchen. Overpressure protection: When the pressure of the liner exceeds the safety rated pressure, the safety relief valve automatically relieves pressure to protect the liner and your safety. Prevent dry burning: When the inner tank is dry and dry, the secondary insulation protection immediately cuts off the power supply and automatically stops working.
American Standard 9075.120 Safe-T-Heater
VEVOR Propane Hot Water Heater 18L Tankless Propane Water heater 4.8GPM Stainless Steel Liquefied Petroleum Gas Water Heater with Shower Head Kit Wall-Mounted Water Heater
- ☼【 VEVOR Liquefied Petroleum Gas Water Heater】Water heaters parameter：Gas type: Liquefied Petroleum Gas ,Water flow rate: 18 L/min,Heat load: 36 KW,Rate gas pressure: 2000 Pa,Suitable Water Pressure: 0.02-0.8MPa,water pipeline:G1/2″ steel tube,Ignition mode: 2 qualified 1.5V batteries (No included batteries).
- ☼【Energy-Saving and Combustion Technology】The tankless gas water heater adopt advanced energy-saving and combustion technology to decrease gas consumption and burning noise,Compact and light weight structure with 11.5% energy saving technology,Compact size and lightweight design for easily carry.
- ☼【Multi Protection】The gas hot water heater adopt heat resistant metal body,Low water pressure startup function,High efficient energy saving,Anti-freezing protection function,Over heat protection,Over water pressure protection function,Low water-pressure startup,Stable water flowing under high pressure,Automatic IC ignition system(No included batteries).
- ☼【LED Screen and Stainless Steel Body】The instant water heater use adjusting knob controller,adjust the temperature as needed,Power Off Automatically when heater opening over 20 Minutes. Over heat Protection that the water heater will be automatically turned off over 75 °C .Please Note:Depending on the temperature of the environment ,heat time may be prolonged and flow may be slightly smaller, that is normal.
- ☼【Application Environment and Note】The portable hot water heater suit for the household,offering you a relaxing shower at home.Note:The type of water heater is only suitable for Liquefied Petroleum Gas. Please confirm the gas type before buying! Do not install the water heater in the bathroom!
Please Note:
1、When install the water heater please do not over tighten the connectors and pipes to prevent it from bursting and leaking.
2、The exhaust and top will get hot, please check around area for flammables, especially gasoline or other vapors which may ignite. Please make sure there are no foreign objects around the portable tankless water heater or have fallen into the top.
3、A gas leak detection is needed before use and please do not use flame for leak detection. Soapy solution, gas detectors, etc. are recommended to detect leaks.
4、Please use only liquid propane as fuel and use it in a well-ventilated place.
5、Please make sure there is enough water pressure. If the water pressure is below 2.5 PSI, the water heater cannot be ignited.
6、If the outside temperature is around or below freezing(0℃/32℉), please ensure to drain out the water after each use to avoid internal damage to the heat exchanger.
7、This water heater is not suitable for high altitude areas over 3300 feet and strong wind conditions.
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Conclusion
By our suggestions above, we hope that you can found hot water heater in line for you.Please don’t forget to share your experience by comment in this post. Thank you!
