Deals of the Best On Demand Tankless Water Heater Of 2018 (Buyer’s Guide)

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Best On Demand Tankless Water Heater
Every pick from the list of the best on demand tankless water heater presented on this web page is prom the marketplace. This is one of the best place to choose the best on demand tankless water heater since it offers hundreds of user reviews and lets you compare different items.

Those who were looking for the best on demand tankless water heater have come to the right place. This website offers you the TOP list of the very best on demand tankless water heater. Use it if you want to get the best value out of your purchase.

The 9 Best On Demand Tankless Water Heater of 2018

Name and Features Image Rating Details
1. Ecosmart Eco 11 Electric Tankless Water Heater
Never run out of hot water with an ecosmart tankless water heater.
Ecosmart Eco 11 Electric Tankless Water Heater
5.0
Read reviews
2. Bosch Tronic 7738004996 2.5-gallon Electric Mini-tank Water Heater (Best Classic Design)
Electric water heater is easy to maintain and has glass-lined tank for long service life.
Bosch Tronic 7738004996 2.5-gallon Electric Mini-tank Water Heater
4.8
Read reviews
3. Thermoflow Elex 5.5 Tankless Water Heater
No need to preheat before using.
Thermoflow Elex 5.5 Tankless Water Heater
4.3
Read reviews
4. Atmor At-905-14tb Thermoboost 2.3 Gpm Electric Tankless Demand Water Heater
Recommended flow rate 2.3 gpm (gallons per minute).
Atmor At-905-14tb Thermoboost 2.3 Gpm Electric Tankless Demand Water Heater
4.3
Read reviews
5. Rheem Rtex-13 240v Heating Chamber Residential Tankless Water Heater
Durable copper immersion two heating elements, field serviceable.
Rheem Rtex-13 240v Heating Chamber Residential Tankless Water Heater
3.8
Read reviews
6. Marey ECO110 220V Self-Modulating 11 kW
German-designed with high quality stainless steel water channel and heating chamber.
Marey ECO110 220V Self-Modulating 11 kW
3.8
Read reviews
7. Atmor 0.5 Gpm Point-of-use Tankless Electric Instant Water Heater
Designed for single sinks in areas with at least 57.
Atmor 0.5 Gpm Point-of-use Tankless Electric Instant Water Heater
3.8
Read reviews
8. Costway Propane Gas Portable Instant Hot Water Heater
Instant hot water, no more worry about shower in cold weather, our water heater will offer instant hot water and you can just enjoy the shower easily.
Costway Propane Gas Portable Instant Hot Water Heater
3.8
Read reviews
9. Vevor Propane Gas Tankless Water Heater
25.
Vevor Propane Gas Tankless Water Heater
3.5
Read reviews

 

 
№ 1. Ecosmart Eco 11 Electric Tankless Water Heater, 13kw At 240 Volts with Patented Self Modulating Technology
 

Style
5/5
 

Versatility
5/5
 

Durability
5/5
 

Quality
5/5
 
Overall Brand Model Dimensions Weight Details
5.0
EcoSmart ECO 11 6.5 x 13.5 x 10 inches 7.35 pounds
Check Price

11kw at 220 is equal to 13kw at 240 and activation flow is 0.3 gpm. Save up to 12 cubic feet of storage space. Digital temperature control in 1-degree increments gives users complete control of hot water. The eco 11 requires a minimum 125 amp electrical panel for installation with 60 amp double pole breaker connected to set of 6 awg wire. Never run out of hot water with an ecosmart tankless water heater. Lifetime warranty or residential use. Save up to 60% on your water heating costs with the most advanced, self modulating technology available.

 

 
Pro
The eco 11 requires a minimum 125 amp electrical panel
Lifetime warranty or residential use
Never run out
11kw at 220 is equal
Con
Given all the pros, this product is impeccable.
 

How exactly did you come up with this list of the best on demand tankless water heater?

Our team compared many products from various brands to find the TOP of the best on demand tankless water heater. It was hard because new on demand tankless water heater are released every year. However, we have managed to do this and made the TOP list, based on such factors as the price, materials, weight, and other details.

 

 
 

Style
4/5
 

Versatility
5/5
 

Durability
5/5
 

Quality
5/5
 
Overall Brand Model Dimensions Weight Details
4.8
Bosch Thermotechnology 7738004996 13.8 x 10.8 x 13.8 inches 19.8 pounds
Check Price

Fast recovery rate eliminates long waits for hot water at your sink. Supplies up to 2 sinks at a time. Electric water heater is easy to maintain and has glass-lined tank for long service life. 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. 2.5-gallon point-of-use mini-tank fits under your sink to provide hot water right where you need it. Plugs into a 120 volt outlet for independent installation or in-line with a large hot water source.

 

 
Pro
2.5-gallon point-of-use mini-tank fits under your sink
Can be shelf
Electric water heater is easy
Fast recovery rate eliminates long waits
Con
Not recommended for daily use.
The product is hard to buy because of a low number of official vendors.
 

 

 
№ 3. Thermoflow Elex 5.5 Tankless Water Heater Electric for Wash Basins and Utility Sinks, 5.5kw At 240 Volts
 

Style
5/5
 

Versatility
4/5
 

Durability
5/5
 

Quality
3/5
 
Overall Brand Model Dimensions Weight Details
4.3
Thermoflow Elex 5.5 9 x 5 x 3 inches 2.18 pounds
Check Price

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%. 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. Notice – please verify that this model is the right size for your hot water needs and electrical requirements before purchase & installation. Dimensions: 9.5 h x 5.7 w x 3.4 d ; weight: 2.3lb; pipes fittings: 1/2 npt, electrical requirements: 5.5 kw.240 volts, nominal pressure: 90psi. Required breakers: 32 amp double pole. ( breakers and wire are not included ).

Endless hot water – no need to preheat before using. As soon as you open the tap, the water, ows with your desired temperature.

 

 
Pro
Endless hot water
Exceptionality durable
Compact design
Con
It is good, but costly.
The housing looks good but feels very fragile.
 

 

 
№ 4. Atmor At-905-14tb Thermoboost 2.3 Gpm Electric Tankless Demand Water Heater with Self-modulating Technology, 14kw 240v, Grey
 

Style
5/5
 

Versatility
5/5
 

Durability
3/5
 

Quality
4/5
 
Overall Brand Model Dimensions Weight Details
4.3
Atmor AT-905-14TB 9.5 x 4.1 x 11.4 inches 6.3 pounds
Check Price

Easy to use, set-it-and-forget-it digital temperature control allows you to set temperature in increments of 1 f. Recommended flow rate 2.3 gpm (gallons per minute). Water saver shower head (1.5 gpm) highly recommended for optimal performance when used as a full bathroom solution. Electric water heater full bathroom solution sink/shower combo. Requires 60a, single phase, dp breaker.4 awg wire, and 240v ; specially equipped to heat incoming water as low as 35 f at 2.9 gpm. Can be used as a booster in line with pre-heated water to help fill a void when hot water is needed.

 

 
Pro
Electric water heater full bathroom solution sink/shower combo
Can be used as a booster in line
Requires 60a
Recommended flow rate 2.3 gpm
Con
It is difficult to carry around.
 

How much money does a good on demand tankless water heater cost?

You should not make your choice based on the price of a on demand tankless water heater. You will not make a mistake by buying the most expensive on demand tankless water heater on the market, if you can afford it. However, you may never need a half of its functions. We recommend you to take a look at the on demand tankless water heater from the average price segment. It is quite possible that they will cover all of your needs. At the same time, you will save a bit of your hard-earned money.

 

 
 

Style
4/5
 

Versatility
4/5
 

Durability
5/5
 

Quality
2/5
 
Overall Brand Model Dimensions Weight Details
3.8
Rheem RTEX-13 4 x 9 x 13 inches 4 pounds
Check Price

External adjustable digital thermostatic control with led display (+/1 degree accuracy. Durable copper immersion two heating elements, field serviceable. Simple installation 3 foot electric cable and 1/2 npt adapters included; side 1/2 inch compression water connections. External controls to adjust temperature in increments of 1 f. Water-saver shower head 1.5 gpm. Threaded for easy replacement, simple installation, digital temperature display.

 

 
Pro
99.8% energy efficient
External adjustable digital thermostatic control
Simple installation 3 foot electric cable
Durable copper immersion two heating elements
Con
The high price tag is not justified.
Not designed for regular use.
 

 

 
№ 6. Marey ECO110 220V Self-Modulating 11 kW, 3.0 Gpm Multiple Points of Use Tankless Electric Water Heater for Us Southern Regions, Small, White
 

Style
4/5
 

Versatility
5/5
 

Durability
3/5
 

Quality
3/5
 
Overall Brand Model Dimensions Weight Details
3.8
MAREY ECO110 3 x 8.6 x 14.8 inches 17.95 pounds
Check Price

Smart technology: easy management and simple adjustments on a lcd panel allows you to program the exact desired water temperature thereby optimizing electricity consumption. The 220v eco 11kw unit is ideal for 2 simultaneous points of use in USA southern regions where the incoming water temperature is above 70 f. In colder regions, it is suitable for a sink at 1.3 gpm. Marey s eco line can maintain 98% efficiency level throughout their lifetime. Requires 60 amp breaker and must be installed by a professional plumber or electrician to ensure safety and quality. German-designed with high quality stainless steel water channel and heating chamber.

 

 
Pro
The 220v eco 11kw unit is ideal
Smart technology
Requires 60 amp breaker
Con
It is very hard to store because of the big size.
 

 

 
№ 7. Atmor 0.5 Gpm Point-of-use Tankless Electric Instant Water Heater with Pressure Relief Device (prd) and 0.5 Gpm Sink Aerator, Single Sink Application
 

Style
3/5
 

Versatility
5/5
 

Durability
5/5
 

Quality
2/5
 
Overall Brand Model Dimensions Weight Details
3.8
Atmor AH-900-3 11.5 x 3.5 x 7 inches 4.6 pounds
Check Price

Maximum flow rate 0.5 gpm (gallons per minute) 45 f temperature rise. Slower flow rate higher temperature rise. Includes a 0.5 gpm aerator for sink faucet and pressure relief device (prd). Requires a direct connection to a 30 amp single-phase breaker. Designed for single sinks in areas with at least 57. An unlimited flow of hot water without the wait or worry of ever running out.

 

 
Pro
An unlimited flow
Includes a 0.5 gpm aerator
Maximum flow rate 0.5 gpm
Requires a direct connection
Con
It costs too much money.
 

 

 
№ 8. Costway Propane Gas Portable Instant Hot Water Heater Battery Powered Camper Traveler Shower
 

Style
4/5
 

Versatility
2/5
 

Durability
4/5
 

Quality
5/5
 
Overall Brand Model Dimensions Weight Details
3.8
COSTWAY 13 x 10 x 11.5 inches
Check Price

Portable design, the included storage bag allows you to take all things needed together, and you can just put it in your trunk conveniently. Helpful outdoor equipment, this propane gas water heater is ideal for camping, fishing, hunting or other outside activities, which will help you wash hands, clean dishes, and take a hot shower. Vehicle-mounted, connect the 12v dc pump wires to your car outlet, then you can get the constant water all the time. Safety protection, if the hot water temperature exceeds 167, continuously, the water heater will shut off automatically.

 

 
Pro
Portable design
Helpful outdoor equipment
Instant hot water
Safety protection
Con
In comparison with other options, this one offers the lowest number of features.
 

 

 
№ 9. Vevor Propane Gas Tankless Water Heater 18l 4.5gmp Propane Water Heater Lpg Liquid Propane Gas Tankless Instant Hot Water Heater with Shower Head Indoor Bathroom (18l)
 

Style
2/5
 

Versatility
2/5
 

Durability
5/5
 

Quality
5/5
 
Overall Brand Model Dimensions Weight Details
3.5
VEVOR 21.4 pounds
Check Price

Liquid propane gas water heater automatic ignition system; flame failure protection device; anti-freezing protection function. Propane water heater temperature rise: 25,, minimum working water pressure: 0.02mpa, gas pressure: 2800pa. Propane hot water heater thermal input: 36kw thermal efficiency: 80.8% temperature rise: 25. Propane tankless water heater must be used under the condition of ventilation, ensuring the normal condition of the flue kit. Propane water heater tankless gas type: lpg liquid petroleum gas (propane), capacity: 18l/min (4.75gal).

 

 
Pro
Propane hot water heater thermal input
Propane water heater tankless gas type
Liquid propane gas water heater automatic ignition system
Propane water heater temperature rise
Propane tankless water heater must be used under
Con
Offers too many unnecessary features.
 

Does a good on demand tankless water heater require a lifetime warranty?

Most manufacturer offer various warranty terms depending on the price of a on demand tankless water heater. Some brands have expensive models with a lifetime warranty, while the others only offer one-year or two-year protection. The cheapest on demand tankless water heater on the market may not have the warranty at all. If you are afraid that the on demand tankless water heater may break down, pick a model with the five-year warranty period. Lifetime warranty is usually useless.

What do I have to do to receive a refund for a on demand tankless water heater?

Marketplace offers have a customer-friendly return policy. It allows buyers to return most of the products, including on demand tankless water heater. If there are any problems with your on demand tankless water heater, contact the customer support team of the marketplace and describe your situation. Nevertheless, we recommend you carefully read the description of a on demand tankless water heater before buying it.

What should I look at in the first place when buying a on demand tankless water heater?

Material is among the most significant factors of any on demand tankless water heater. Good on demand tankless water heater are made from long-lasting and cleanable materials. If you want to buy a product that will serve you for years, do not be greedy and buy an expensive model from a reliable brand — only the best materials are used in such products.

Meet the Author
My name is Frances Bailey and I am a Comfort Keeper. I graduated from Sonoma State University - Rohnert Park, California

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frances@terehaso.com
276 5th Ave Suite 704 New York, NY 10001
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