My Best Mini Tankless Water Heater Buyer’s Guide (2018 Update)

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Best Mini Tankless Water Heater
Our rating list of TOP best mini tankless water heater is based on the most important factors. We took into account such things as the price, build quality, materials, average user score, and many other characteristics of every mini tankless water heater from the list. Nevertheless, we recommend you to make your own research to make sure that you will buy the most suitable product for you.

The list of the best mini tankless water heater available on this page was made with the marketplace. It is a great website for those who want to receive feedback from real customers of various products. Using it, you can easily find the best mini tankless water heater on the market.

Top 6 Best Mini Tankless Water Heater of 2018

Name and Features Image Rating Details
1. Bosch Tronic 7738004996 2.5-gallon Electric Mini-tank Water Heater
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
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2. 240V 4 Power Levels
Constant temperature function with touch control digital lcd temperature dispaly in 1-degree increments allows control of hot water.
240V 4 Power Levels
4.5
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3. 240v 5.5kw 3 Power Levels Instant Electric Hot Tankless Water Heater
Super low water pressure start-up, and microcomputer memory, anti-dry functionality, water leakage and earth leakage prevention.
240v 5.5kw 3 Power Levels Instant Electric Hot Tankless Water Heater
4.3
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4. Instant Electric Mini Tankless Water Heater
It is a high efficient water heater with compact size, very convenient to install and use.
Instant Electric Mini Tankless Water Heater
4.0
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5. Ridgeyard Portable Propane Gas Tankless Water Heater
Auto cut-off, anti-dry combustion / over-pressure / overheating / flame-out protection.
Ridgeyard Portable Propane Gas Tankless Water Heater
3.8
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6. Tankless Mini Electric Water Heater (Best Classic Design)
Ultra-thick insulation and multiple safety systems provide you with constant temperature requirements and safety.
Tankless Mini Electric Water Heater
3.5
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Design
5/5
 

Size
5/5
 

Durability
5/5
 

Value
4/5
 
Overall Brand Model Dimensions Weight Details
4.8
Bosch Thermotechnology 7738004996 13.8 x 10.8 x 13.8 inches 19.8 pounds
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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. Plugs into a 120 volt outlet for independent installation or in-line with a large hot water source. Electric water heater is easy to maintain and has glass-lined tank for long service life. Fast recovery rate eliminates long waits for hot water at your sink. Supplies up to 2 sinks at a time. 2.5-gallon point-of-use mini-tank fits under your sink to provide hot water right where you need it.

 

 
Pro
Electric water heater is easy
Fast recovery rate eliminates long waits
Can be shelf
2.5-gallon point-of-use mini-tank fits under your sink
Con
This product does not have a single defect.
 

Whether the lifetime warranty for a mini tankless water heater is useful?

Most manufacturer offer various warranty terms depending on the price of a mini 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 mini tankless water heater on the market may not have the warranty at all. If you are afraid that the mini tankless water heater may break down, pick a model with the five-year warranty period. Lifetime warranty is usually useless.

 

 
№ 2. 240V 4 Power Levels (5.5kw 5kw 4.5kw 3.5kw) Instant Electric Hot Tankless Water Heater for Bathroom Kitchen
 

Design
5/5
 

Size
3/5
 

Durability
5/5
 

Value
5/5
 
Overall Brand Model Dimensions Weight Details
4.5
Dltsli 3.75 pounds
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Constant temperature function with touch control digital lcd temperature dispaly in 1-degree increments allows control of hot water. Mini size instant water heater with 4 power levels power setting (5.5kw 5kw 4.5kw 3.5kw), and 10 power settings per level. The water heater can be connected with shower head (not included), or under the sink. But cannot provide multi-way hot water supply in the same time. Request breaker: 30a and standard pipe section g1/2″ water connection (very important: you must run this heater on 240v voltage). Super low water pressure start-up, and microcomputer memory, anti-dry functionality, water leakage and earth leakage prevention.

 

 
Pro
The water heater can be connected
Super low water pressure start-up
Constant temperature function
Request breaker
Mini size instant water heater
Con
Is not suitable for outdoor use.
 

 

 
 

Design
4/5
 

Size
5/5
 

Durability
3/5
 

Value
5/5
 
Overall Brand Model Dimensions Weight Details
4.3
Dltsli 5.29 pounds
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Power setting and constant temperature function with the mini size water heater.3 power levels(5.5kw 4.5kw 3.5kw).10 power settings per level. Super low water pressure start-up, and microcomputer memory, anti-dry functionality, water leakage and earth leakage prevention. Digital lcd temperature dispaly with touch control in 1-degree increments allows control of hot water. Request breaker: 30a and standard pipe section g1/2″ water connection (very important: you must run this heater on 240v voltage). The water heater comes with water flow control valve, hose, shower head holder and shower head important: this is good for shower, but don’t provide multi-way hot water supply in the same time.

 

 
Pro
Digital lcd temperature dispaly
The water heater comes
Super low water pressure start-up
Power setting
Request breaker
Con
Not suitable for frequent use because it is hard to maintain.
Lacks many useful features.
 

How much should you spend to get a decent mini tankless water heater?

The most suitable mini tankless water heater for you does not have to be the most expensive. Expensive models are usually good, but there are many options on the market that offer much better value. People looking for the best product with a good price/quality ration should consider all specifications of a mini tankless water heater before buying it.

 

 
№ 4. Instant Electric Mini Tankless Water Heater 220v 3000w Hot Tankless Water Heater System for Kitchen(white)
 

Design
5/5
 

Size
3/5
 

Durability
3/5
 

Value
5/5
 
Overall Brand Model Dimensions Weight Details
4.0
Yosooo 2.14 pounds
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This water heater is often used with the water faucet in kitchen, washroom, public restroom for quick hot water. Build-in turbo heating part and the blow off valve for safe heating system. It is a high efficient water heater with compact size, very convenient to install and use. Stainless construction with stylish design, it is rust proof, corrosion resistant, durable, elegant and fashionable. Led indicator light to show you the power and heating status.

 

 
Pro
Stainless construction
Led indicator light
It is a high efficient water heater
Build-in turbo heating part
This water heater is often used
Con
The material quickly heats up, making the product impossible to use in summer.
 

 

 
 

Design
2/5
 

Size
5/5
 

Durability
4/5
 

Value
4/5
 
Overall Brand Model Dimensions Weight Details
3.8
Ridgeyard 20.3 x 12.8 x 7 inches
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Gas type: lpg ; rate gas pressure: 2800pa (about 0.4 psi); applicable water pressure: 0.015mpa pressure starting. Electric pulse ignition (2 d-cell battery required; not included); high efficient energy saving. Auto cut-off, anti-dry combustion / over-pressure / overheating / flame-out protection; . Compact and lightweight, with carry handle and stand design for easy portability. Ready to install- fittings included + bonus shower head, ideal for camping, small homes, rv’s, sailboats & cabins or anywhere you need hot water.

 

 
Pro
Electric pulse ignition
Con
Comes only in one size.
 

 

 
№ 6. Tankless Mini Electric Water Heater Free Storage Water Saving Speed, High Efficiency, 360 Free Installation for Kitchen, Laundry, Bathroom
 

Design
2/5
 

Size
5/5
 

Durability
3/5
 

Value
4/5
 
Overall Brand Model Dimensions Weight Details
3.5
Damaifeng 3.1 x 2 x 12.6 inches 2.27 pounds
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360 free installation does not occupy space, easy to install under the kitchen or bathroom sinks and laundry wall. Double shell made of the imported abs plastic material, durable to use. The turbine heat non-metal heating.3000w output tankless electric water heater, so hot water in two minutes, saving time and energy, high efficiency and saving energy. Mini elegant appearance, small size, practicality. Ultra-thick insulation and multiple safety systems provide you with constant temperature requirements and safety.

 

 
Pro
360 free installation does not occupy space
Mini elegant appearance
Double shell made
Ultra-thick insulation
Con
Started to show signs of wear and tear after a month of use.
 

What is the minimum allowable warranty period for a mini tankless water heater?

We recommend you to purchase mini tankless water heater with a two-year or longer warranty period. Two years is the optimal lifetime of a decent mini tankless water heater. Instead of paying extra money for a lifetime warranty, buy a cheaper mini tankless water heater and replace it after a year or two.

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

Take the weight of a mini tankless water heater into consideration — it should not be too heavy. Usually, lightweight mini tankless water heater are much easier to use. Another important factor is the material and assembly quality of a mini tankless water heater. A well-assembled model will serve you for a long time.

What am I supposed to do if I receive the wrong item instead of the mini tankless water heater I ordered?

Receiving your money back or replacing the wrong item is very simple. Do not be afraid to buy mini tankless water heater from this marketplace — most of its users never had any problems with the website. The support team of marketplace is very friendly towards the clients, so you will not lose your money even if something wrong happens with your order.

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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