A hot water dispenser on a buffet table.

7 Best Instant Hot Water Dispensers – (Reviews & Guide 2021)

Hydration is one of the most important things that you can do for your health. Water is responsible for making every cell, tissue, and organ in your body work correctly. Your body uses water to maintain its temperature, remove waste, and lubricate your joints. Hot water can be even more valuable for your health than regular, cold water. Were you aware that drinking warm water is actually much more hydrating than drinking simple, cold water? Water between 50 and 72 degrees allows our bodies to rehydrate faster because it is absorbed more quickly. Check out this article by Healthline about the benefits of drinking warm water.

Outside of all the regular health benefits of drinking water, a cup of warm water helps your body to remove the toxic deposits in your nervous system. A cup of warm water in the morning also helps flush your kidneys of the excess stomach acids. This is where instant hot water dispensers come in – they can help you get hot water quickly for your tea, your coffee, your water bottles, your baby bottles, or just a general cup of warm water to give your body a nice little health kick. And it can be placed right there, on your countertop!

A hot water dispenser will save you money since the tank will keep the water at an absolute optimal temperature. You do not have to buy a kettle or heat up the water in the pot, meaning that you will not have to use electricity. An instant hot water dispenser will also, very obviously, save you a decent amount of time. With this in mind, please look through this buying guide so you can see what reviewers are saying about the different instant hot water dispensers!

In a hurry? Here’s the test winner after 10 hours of research:

Table could not be displayed.

7 Best Instant Hot Water Dispensers – (Reviews & Guide 2021) – Overview

Here are the top 5 picks (keep scrolling for more details and picks 6-7).

Table could not be displayed.


1. Anaheim AH-1300 Quick and Hot Instant Hot Water Tank

The Anaheim AH-1300 Instant Hot Water Tank is labeled as Amazon’s Choice when it comes to hot water dispensers. It comes with a one-year limited warranty, and it is reported to last around five years. Some users who left a water dispenser review even reported that this product lasted them up to ten years. If your instant hot water dispenser does break, you can get a replacement unit that is not nearly as expensive as the main product, which means that you do not have to worry about this product.

This tank has an intuitive switch that you can use to set the temperature of the water. You also have a push button that you can use to turn it off. The Anaheim AH-1300 Instant Hot Water Tank is a 1300-watt unit, meaning that this product has a faster cycling time. The cycling time refers to the time in which the hot water is ready again after the unit has been emptied. You are, however, required plumbing in order to install this product, so you cannot install this unit yourself.


Features of the Anaheim AH-1300 Quick and Hot Instant Hot Water Tank:

  • Amazon’s Choice product
  • One-year limited warranty
  • Can last five years
  • Can also last 10 years
  • Budget-friendly replacements
  • You can set your own temperature
  • Can be turned off
  • Fast cycling time
  • DIY installation not possible


2. InSinkErator-H-HOT150SN-SS Instant Hot Water Dispenser System

The InSinkErator H-HOT150SN-SS Instant Hot Water Dispenser is made of stainless steel and it has a satin nickel finish. It has a capacity of 2/3 gallons of water. This dispenser spout (or the hot water dispenser faucet) features a switch where you can change the heating element, meaning you can change the temperature of the water since usually your water will be heated at a near-boiling temperature and that might not be ideal for everyone. You can adjust the temperature from 160 to 210 degrees Fahrenheit. This system also has an instant and self-closing hot valve, a sort of safety lock designed for increased safety.

For the installation and set up of this hot water dispenser, this water tank comes with a tool-free connection and dry-start protection. This makes sure you have an easy installation – there is no plumbing needed and you can do it all yourself. In order to place the hot water tank, it is recommended that you put it in a 1-1/4 inch to 1-1/2 inch diameter hole and that your counter should be at least 2 inches thick.


Features of the InSinkErator-H-HOT150SN-SS Instant Hot Water Dispenser System:

  • Stainless steel frame
  • Satin nickel finish
  • 2/3 gallon capacity
  • You can change the temperature of the water
  • 160-210 F temperature range
  • Self-closing valve
  • Tool-free connection
  • Dry-start protection
  • Easy installation


3. InSinkErator H-WaveC-SS Instant Hot Water Dispenser

The InSinkErator H-WaveC-SS Instant Hot Water Dispenser System has an instant hot water dispenser spout for your kitchen faucets as well as a stainless-steel hot water tank. Due to its metal construction, this hot water dispenser can provide you with near-boiling water. It can fit up to 2/3 gallons of hot water. Just as with the instant hot water dispensers mentioned above, you can adjust the temperature very easily with an intuitive switch. The temperature can be changed from 160 to 210 degrees Fahrenheit.

This instant hot water dispenser system comes with an integrated hot lever with an instant self-closing valve which will automatically shut off after a certain period of time. This ensures a significant safety level with this product. The InSinkErator H-WaveC-SS Instant Hot Water Dispenser System can be installed without any sort of plumbing. You can install it yourself without any problems!


Features of the InSinkErator H-WaveC-SS Instant Hot Water Dispenser:

  • Stainless-steel hot water tank
  • 2/3 gallon capacity
  • You can change the temperature of the water
  • 160-210 temperature range
  • Self-closing valve
  • Easy DIY install


4. Ready Hot RH-100-F560-BN Hot Water Dispenser System

The Ready Hot RH-100-F560-BN Hot Water Dispenser System provides you with hot water at 190 degrees whenever you need it. This instant hot water tank works with under 780 watts of power and is able to hold up to 40+ cups of water per hour. This instant hot water dispenser also has an automated heater protection system that protects the tank from burning out in case of a dry start.

There is little maintenance needed for this product, it is quite self-sustainable. The Ready Hot system has a hot and cold faucet and a 2.5 quarts stainless-steel tank. Reviewers also mention that the water flow of the Ready Hot system is a bit faster when compared to other similar systems. This is especially useful when you need to fill up larger containers with hot water.


Features of the Ready Hot RH-100-F560-BN Hot Water Dispenser System:

  • 190 F water
  • 40+ cup capacity
  • Automated heater protection
  • Maintenance-free
  • Stainless steel tank
  • Faster than other products


5. Westbrass D271H-12 Velosah Instant Hot Water Dispenser

The Westbrass D271H-12 Velosah Instant Hot Water Dispenser is a type of instant hot water dispenser that comes with QHT-1 technology available. This means that this system allows for very quick heating of the water. This also means that this system cannot indeed be modified to allow for cold water. There is another significant part of this hot water dispenser system, the Westbrass Velosah Contemporary. It consists of a 9-inch faucet that is able to automatically turn off the hot water for the sake of the safety of the system as well as the sake of saving energy.

Westbrass recommends that you should not use a plumber’s putty for installation, but instead, you should rely on a silicone seal. The system is also built in such a way that it allows you to install a filter between the tank and the water supply so that the water gets filtered and cleaned before being warmed up, which is a fantastic benefit. A water filter can help get rid of and reduce buildup and in turn, eliminate and prevent corrosion. In terms of installation, this easy-to-install system comes with mounting materials that allow for a single hole and convenient installation.


Features of the Westbrass D271H-12 Velosah Instant Hot Water Dispenser:

  • QHT-1 technology
  • No cold water feature
  • Westbrass Velosah Contemporary
  • Filter installation allowed
  • Easy installation


6. Waste King H711-U-SN Quick and Hot Water Dispenser

The Waste King H711-U-SN Quick & Hot Water Dispenser is sold with a very aesthetically pleasing silver-colored faucet. The Waste King design is quite minimalistic and modern. At the same time, this instant hot water tank comes with 1300 watts of power, which is quite significant. It can produce up to 100 cups of hot water in an hour! The water that you are provided with by the system is at a near-boiling temperature as with many of the previous ones mentioned in this article, making it perfect for tea, soups, coffees, and such.

Again, as with many of the above-mentioned systems, the Waste King also comes with its own safety feature that allows you to increase and decrease the temperature without risking the bladder’s over-expansion. It is, however, not uncommon that due to this feature your faucet may drip from time to time since this safety feature is based on a vent system that is open. This system’s hot water tank has a capacity of 5/8 gallons, it is completely insulated and it is not under pressure.


Features of the Waste King H711-U-SN Quick and Hot Water Dispenser:

  • Aesthetic product
  • 100 cups of hot water per hour capacity
  • You can change the temperature
  • 5/8 gallon capacity
  • Faucet might drip


7. Franke HT-300 Point-of-Use Water Dispenser Hot Tank

The Franke HT-300 Point-Of-Use Water Dispenser Hot Tank can only hold a 0.5-gallon tank made of stainless steel, yet it has a recovery rate of 60 cups per hour. This is enough for your usual morning cup of coffee or for putting in your pot for cooking some pasta or rice for dinner just a little bit faster. The tank runs at a power of 780 watts and 8.3 amps.

The way that this tank is built, it is recommended that you place it under your sink. It is especially useful for people who have less space in their homes for hot water dispensers. This product is shipped with a flexible hose connection kit, making it a very easy product to put together yourself. It should take you no longer than thirty minutes, which is a fantastic time for you to set up a great and convenient system.


Features of the Franke HT-300 Point-of-Use Water Dispenser Hot Tank:

  • 0.5 gallon capacity
  • Stainless steel
  • Recovery rate of 60 cups per hour
  • You should place it under the sink
  • Easy installation


Our Winner:

Table could not be displayed.

The Anaheim AH-1300 Instant Hot Water Tank is our favorite on this list, and it is Amazon’s too. Labeled Amazon’s Choice, it is no wonder this would be our final pick. It will last you five to ten years, and has one of the fastest cycling times in the market. It should definitely be your top pick too.


How Do Instant Hot Water Dispensers Work?


The way these instant hot water dispensers work is that the tank they use for their hot water will be consistently connected to your sink’s cold water supply. It is typical to connect these tanks directly under or at the edge of your sink. The hot water tank will heat the water and keep it at a constant near-boiling temperature so that even as the water will arrive in the tank cold, it will get hot and remain that way once inside the tank.

When you use some of the water in the tank, the system will replace the water lacking inside of it with cold tap water and heat it back up again. The tank is equipped with a thermostat so that it is able to monitor the temperature of the water inside of it. It will use this technology to heat up the water when necessary. By installing one of these systems, you save yourself some time by not having to fill up the tank back up every time manually.


Why Do You Need an Instant Hot Water Dispenser?


Instant hot water dispensers are a very useful tool to have in your home. Aside from the obvious time-saving benefits where you no longer need to wait for a kettle to boil or your pot to heat up in order to get hot water, there are some financial benefits too. Many hot water dispensers are built to be energy efficient, increasing their durability. Not only do they take up very little energy in order to keep the water heated, but they also take quite little energy to heat the cold water coming from the tap. It can be much more energy-efficient than your kettle or your pot, which will in turn be much better for your wallet.

You can also even attach a water filter or a filtration system to some of them, making it so that you can have both hot and clean water (without contaminants) at the same time. Some hot water dispensers, more commonly used for offices and such, also have a cold water dispenser, meaning that you get to eliminate the need for separate devices such as a water heater and a water cooler and save yourself or your office some space.

In terms of pure volume, also, there are fantastic benefits – the tank in your instant hot water dispenser has a much larger capacity than your kettle and even the biggest pot you can find in your kitchen, meaning that you can have a much higher amount of water so much faster than with all the other traditional options.

Furthermore, many of the instant hot water dispensers mentioned in this article have a temperature control feature – you are able to change the temperature settings and set up whichever water temperature you would prefer. This adjustable temperature feature comes with much higher ease of use than your regular kettle or water boiler. Another added benefit of having an instant hot water dispenser is that you are more likely to drink more water and tea due to its absolute convenience, which will obviously be fantastic for your health.


Final Verdict


In conclusion, installing an instant hot water dispenser in your home can rid you of the daily hassle that comes with needing hot water in your home. This quirky little gadget can help make your life much easier, as well as save you money in the process. Whether you are a coffee lover or a tea addict and you would like to give your life some much-deserved ease, you should check out if any of these products would be something that works for you.


Bonus tip: Check out this video about the benefits of having a hot water dispenser in your home!



Click to rate this post!
[Total: 1 Average: 5]

Joshua Perkins

Joshua spent ten years as a water systems technician in California before settling down with his wife and two young children in Nashville in 2018. Through all of his experience, he learned the benefits and shortfalls of so many different types of water filtration systems, from pitchers to whole-house installations. He started Water Filter Authority in 2019 to empower other families to make the right decision for their long-term health and wellness.