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The Best mini tank water heater of 2022 – Reviews & Buying Guide

After hours researching and comparing all models on the market, we find out the Best mini tank water heater of 2022. Check our ranking below.

2,525 Reviews Scanned

Rank No. #1
Bosch Electric Mini-Tank Water Heater Tronic 3000 T 2.5-Gallon (ES2.5) - Eliminate Time for Hot Water - Shelf, Wall or Floor Mounted
  • CONVENIENT HOT WATER HEATER: 2.5 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 10.75 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. Mini-tank water heaters are the perfect solution for a variety of applications such as small homes, garages, offices, in-law suites and anywhere you need hot water produced at the point-of-use.
SaleRank No. #2
Ariston Andris 2.5 Gallon 120-Volt Corded Point of Use Mini-Tank Electric Water Heater
  • Save space with a compact design that fits under a sink; can be wall or floor mounted in a discreet location
  • Provide immediate, stored hot water at the point of use that can be used as a stand alone water heater or as a booster for your primary water heater
  • Plugs into a standard 110/120 Volt outlet with 1/2" NPT inlet and outlet water connections. 6-year warranty on tank, 2-year warranty on parts
  • Perfect for multiple applications: in-law suites, kitchenettes, pool houses, garages, stores, offices, bathrooms and anywhere you need hot water fast
  • TitanShield exclusive technology that fully protects inner surface against corrosion, with robust environmentally safe insulation that increases energy efficiency
SaleRank No. #3
KENUOS Mini Tank Electric Water Heater 2.5 Gallon Under Sink Instant Hot Water Heater 110V/120V 1.5KW White Small Compact Tank Storage,Pressure Release Value Rv Trailer Kitchen Cupboard Plug in
  • SAFE AND DURABLE - 304 stainless steel liner, less seams, strong pressure bearing, durable, anti-pressure, explosion-proof, Leakproof, durable heat preservation.Anti-leakage plug, multiple safety protection functions protect you from the risk of burns, electric shocks and other injuries. This mini water heater is ideal for kitchens, bathrooms, RVs, and more.
  • SENSING TEMPERATURE CONTROL - 2.5 gallon 110V/120V mini tank water heater is installed in Kitchen Under Sink Counter Cupboard ,The LCD screen displays the working status, the machine operates and the heating water temperature reaches 149 ℉, automatic heat preservation and constant temperature, automatic control, automatic supplementary cold water heating
  • EASY TO USE - Adjustable knob switch from 86 ℉ to 149 ℉ flexible and convenient, clear and easy to control.and the nut connecting the water pipe and outlet/inlet must be tightened to the maximum extent, otherwise it will cause water leakage!
  • Easy to install and Widely Use-KENUOS mini tank water heater is suitable for 1/2" NPT water hose connection, plug-in connection with 3-feet power cord for 110v/120v power supply included,and can be installed easily.2.5 gallons small tank water heaters with 11.41"L x 11.41"H x 10.31"W compact design,saves more space and can be under sink,shelves, wall, or floor-mounted (bracket included).Can be widely used in kitchens, offices,RVs, and hair salons,etc.Suggested size for installation space:above 14"H x 14"L x 13"W,Smaller than this size may cause installation difficulties or later maintenance difficulties.
  • MINI BODY,HIGH EFFICIENCY - Extended stainless steel heating tube, 1500W power output, thermal efficiency up to 95%, fast and stable heating, meeting the water needs of various kitchens, bars, restaurants, bathrooms, RVs, etc., 5~10 minutes fast heating
Rank No. #4
110V-120V 1440-1500W Small Under Sink Tank 2.5 Gallon Water Heater Hot Storage,Mini Instant Electric RV TR Trailer Kitchen Compact,Food Truck 2 PCs 16” Long 1/2”FIP Stainless Steel Hose 9.5L
  • 【Rapid Temperature Recovery】The BISELONG water heater is made from 0.04inch (1.1mm) thick 304 stainless steel and uses laser welding technology, ensuring it never rusts, withstands high pressure, and doesn't leak! The 1500w "L" shaped heating element increases the heat exchange area with the water in the tank, speeding up the heating process and eliminating the long wait for hot water beside the sink! (It can heat up to your desired temperature in 8-15 minutes for up to two sinks at a time).
  • 【Energy-Saving Smart Inverter】Automatically keeps water warm and stores hot water. The compact 2.5-gallon tank can be installed under the sink, with a thermal efficiency of 98% and a maximum temperature of 149℉. It has a built-in smart chip that heats to the temperature you set, and when it reaches the desired temperature, it automatically insulates to keep the heat in.
  • 【Compact Design Saves Space】Its compact, square design makes this water heater ideal for homes, under sinks, RVs, food trucks, and more. It can be installed in cabinets or used in conjunction with washing machines and dishwashers. The product dimensions are 13.0''L x 11.4''W x 10.6''H inches.
  • 【Easy Installation】Water connection tube is 1/2''FPI, electrical requirements: 120v (AC), single voltage: 1500w with plug connection wire, maximum water pressure 108PSI, recommended circuit breaker rating: 15Amps, BISELONG electric water heater can be installed on walls or floors, in a concealed position.
  • 【Accessories】2 PCs 16" Long 1/2" FPI x 3/8" OD Comp Stainless Steel Water hose, 1 Pressure Relief Valve, 1 Tee Fitting. Complete accessories, fast installation, no additional cost or preparation time required!
Rank No. #5
Fisoceny Mini Tank Electric Water Heater Under Sink 4 Gallon Instant Hot Water Heater 110V 120V 1500w Small Water Heater,Safety Valve Compact Water Storage for Kitchen,Shelf,Rv Wall Floor Mounted
  • 【Easy to install and Widely Use】Fisoceny mini tank water heater is suitable for 1/2" NPT water hose connection, plug-in connection with 3-feet power cord for 110v/120v power supply included,and can be installed easily.4 gallons small tank water heaters with 14.2"L x 12.2"H x 13.8"W compact design,saves more space and can be under sink,shelves, wall, or floor-mounted (bracket included).Can be widely used in kitchen, office,RV, and hair salon,etc.
  • 【No More Wait for Hot Water】small water heater electric with fast recovery rate can eliminates long waits for hot waters.durable stainless steel tank and excellent insulation lining materials greatly reduce heat loss and provide constant temperature hot water in 5-10 minutes.
  • 【Durable and Long Service】The internal materials of instant hot water heater electric 110v are made of high-temperature calcined layer and enamel layer, which have corrosion resistance, rust prevention,and anti-corrosion properties.Stainless steel heating tubes and built-in magnesium rods can effectively purify water quality and extend service life.Integrated stainless steel tank body and Polyurethane CFC-free filling layer ensure the stability of the tank body and excellent insulation.
  • 【Energy Efficient and Easy to Use】FISOCENY mini tank electric water heater have excellent energy efficiency level. our water heaters with thermal efficiency up to 90%,higher energy efficiency ,Providing immediate hot water at the point of use whenever you need it.instant hot water is always on demand.saving energy and your bills.mechanical knob switch design supports temperature adjustment from 86℉ to 149℉.which is simple and practical.
  • 【Excellent Security】FISOCENY under sink tank water heaters has many safety designs hard stainless steel tank,leakproof design,insulation material,preventing overheat,pressure relief valve,longer service life,all for your safety.Of course, to prevent water leakage, we strongly recommend that customers tighten the nuts connecting the water pipe and inlet/outlet to the maximum extent possible
Rank No. #6
Fisoceny Mini Tank Water Heater 2.5 Gallons Under Sink Small Electric Water Heater 110V 120V 1.5Kw Hot Water Storage Instant Hot Water Heaters for Kitchen,Restaurant,Rv,Shelf Wall Floor Mounted
  • 【Easy to install and Widely Use】Fisoceny mini tank water heater is suitable for 1/2" NPT water hose connection, plug-in connection with 3-feet power cord for 110v/120v power supply included,and can be installed easily.2.5 gallons small tank water heaters with 11.4"L x 11.4"H x 10.4"W compact design,saves more space and can be under sink,shelves, wall, or floor-mounted (bracket included).Can be widely used in kitchens, offices,RVs, and hair salons,etc.
  • 【No More Wait for Hot Water】small water heater electric with fast recovery rate can eliminates long waits for hot waters.durable stainless steel tank and excellent insulation lining materials greatly reduce heat loss and provide constant temperature hot water at the point of use.
  • 【Durable and Long Service】The internal materials of instant hot water heater electric 110v are made of high-temperature calcined layer and enamel layer, which have corrosion resistance, rust prevention,and anti-corrosion properties.Stainless steel heating tubes and built-in magnesium rods can effectively purify water quality and extend service life.Integrated stainless steel tank body and Polyurethane CFC-free filling layer ensure the stability of the tank body and excellent insulation.
  • 【Energy Efficient and Easy to Use】FISOCENY mini tank electric water heater have excellent energy efficiency level. our water heaters with thermal efficiency up to 90%,higher energy efficiency ,Providing immediate hot water at the point of use whenever you need it,6-minute rapid heating,instant hot water is always on demand.saving energy and your bills.mechanical knob switch design supports temperature adjustment from 86℉ to 149℉.which is simple and practical.
  • 【Excellent Quality&Warranty 】Storage tank water heaters has many safety designs hard stainless steel tank,leakproof design,insulation material,preventing overheat,pressure relief valve,longer service life,all for your safety,7x24h support is always at your service.If you have any problems, please free to contact us.
Rank No. #7
FOGATTI Electric Mini Tank Water Heater, 4.0 Gallon Point of Use Instant Hot Water Heater 120V 1440W, Under Sink, Wall or Floor Mounted, Easy to Install
  • Instant Hot Water: FOGATTI Electric Tank Water Heater operates with a 1440W power for heating, utilizing an L-shaped heating rod to maximize heat exchange with water in the tank. The 310S stainless steel enhances heat transfer efficiency, meeting your hot water needs.
  • Long Lifespan: The main material is coated with smooth enamel, with a uniform 0.8mm thick German-made enamel layer on the tank surface, effectively preventing corrosion, rust, and leaks. The water heater features an integrated magnesium rod to protect the tank.
  • Space-Saving: Designed with a compact and streamlined form, the product dimensions are 14.96 x 14.96 x 12.8 inches. It can be wall-mounted, placed under the sink and countertop, making it suitable for RVs and camping as well.
  • Safety Protection: CSA certified. A high-temperature limit device shuts off heat and provides protection when the temperature reaches 167 °F. It includes a T&P valve for high water pressure protection. Also, the temperature is adjustable within a range of 55°F to 145°F.
  • Easy Installation: Water connection: 1/2" NPT; Electrical requirements: 120 Volts (AC), 1440 watts under voltage;With plug connection(Power cord: 800mm); Maximum water pressure: 150 PSI; Recommended circuit breaker specification: 15 AMPS, ensuring complete electrical safety. FOGATTI provides a 6-year limited warranty for the tank and a 1-year warranty for components, giving you peace of mind.
Rank No. #8
thermomate Electric Tank Water Heater, 6.5 Gallons Mini Tank Water Heater for Point of Use Instant Hot Water 120V 1440W Plugin to Use, Wall or Floor Mounted, UL Certified ES700
  • No More Wait for Hot Water - Point of use 6.5 gallons mini tank water heater provides instant hot water where you need it with fast recovery, reducing standby loss. Thermal efficiency up to 99%
  • Easy Installations - Dimensions 17.7" x 17.7" x 14.6" compact design, can be wall or floor mounted under sink / counter, plug into 120V outlet, Nominal current 12amps
  • Adjustable Temperature - Thermostat with 3 temperature level settings, range from 50°F to 149°F with high temperature limit protection, also a freeze mode to prevent tank from freezing
  • Premium Quality & Durable - Glass-lined tank for great insulation, temperature and pressure relief valve included, UL Listed ensuring a long service life
  • Specifications and Warranty - Dimensions: 17.7"H x 17.7"W x 14.6"D; Weight:26.5lbs; Water connections: 1/2" NPT, Electrical requirements: 1.44 kW at 120 volts, plug-in connection with 2 feet power cord; Max water pressure:150PSI; Nominal current: 12A. 3-year Limited Warranty for the tank, 1-year warranty for parts and 24hours customer service
Rank No. #9
KENUOS Under Sink Hot Water Heater Electric 110/120V Mini Tank Water Heater,Tr 2.6 Gallon Trailer 1.5KW Kitchen Counter Cupboard, Rv Tank Small Electric Water Heater Safety Vavle 10L
  • SAFE AND DURABLE - 304 stainless steel liner, less seams, strong pressure bearing, durable, anti-pressure, explosion-proof, Leakproof, durable heat preservation.Anti-leakage plug, multiple safety protection functions protect you from the risk of burns, electric shocks and other injuries. This mini water heater is ideal for kitchens, bathrooms, RVs, and more.
  • Easy to Use - mechanical knob switch design supports temperature adjustment from 86℉ to 149℉.which is simple and practical.The copper safety valve effectively releases the pressure inside the water heater to ensure the safety of the tank.The nut connecting the water pipe and outlet/inlet must be tightened to the maximum extent, otherwise it will cause water leakage!
  • Efficient Insulation -KENUOS 2.6 gallon tank water heater has filled fluorine free polyurethane between the tank and the shell to enhance the insulation performance of the water heater, without fear of sudden cold water.
  • Easy to install and Widely Use-KENUOS mini tank water heater is suitable for 1/2" NPT water hose connection, plug-in connection with 3-feet power cord for 110v/120v power supply included,and can be installed easily.2.6 gallons small tank water heaters with 11.4"L x 11.4"H x 10.3"W compact design,saves more space and can be under sink,shelves, wall, or floor-mounted (bracket included).Can be widely used in kitchens, offices,RVs, and hair salons,etc.Suggested size for installation space:above 14"H x 14"L x 13"W,Smaller than this size may cause installation difficulties or later maintenance difficulties.
  • MINI BODY,HIGH EFFICIENCY - KENUOS under sink water heater with 1500W power output, thermal efficiency up to 95%, fast and stable heat, meeting the water needs of various occasion,fast heating within 5 to 10 minutes without waiting for long periods of hot water.Saving your time and bills
Rank No. #10
CAMPLUX Mini Tank Electric Water Heater 1.3 Gallons Hot Water Heaters 120V, Under Sink Water Heater with Cord Plug 1.44kW
  • HIGH QUALITY & LONG LAST - The mini water heater has UL listed and uses a glass-lined tank with good insulation, and freezing mode can prevent the water tank from freezing, ensure a long service life
  • OVERHEAT PROTECTION - When the water temperature of the water heater exceeds 203°F, the electric hot water heater will automatically shut down. Protect the safety of you and your family
  • ADJUSTABLE TEMPERATURE - The point of use water heater has 3 temperature level settings, range from 68°F to 140°F. Thermal efficiency up to 98%
  • EASY TO INSTALL & USE - Small water heater's dimensions 11.4 W × 11.4 H × 9.7 D inches can be shelf, wall, or floor-mounted (bracket included); Connect the water pipe, after filling the water tank, 35.43" cord plugs into the power supply (120V/12A), and it can be used normally
  • CONVENIENT HOT WATER - No need to wait for hot water at the sink, get on-demand hot water at your every need

Last update on 2024-06-14 / Affiliate links / Images from Amazon Product Advertising API

How Do You Buy The Best mini tank water heater?

Do you get stressed out thinking about shopping for a great mini tank water heater? Do doubts keep creeping into your mind? We understand, because we’ve already gone through the whole process of researching mini tank water heater, which is why we have assembled a comprehensive list of the greatest mini tank water heater available in the current market. We’ve also come up with a list of questions that you probably have yourself.

We’ve done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for mini tank water heater that you consider buying. Your questions might include the following:

  • Is it worth buying an mini tank water heater?
  • What benefits are there with buying an mini tank water heater?
  • What factors deserve consideration when shopping for an effective mini tank water heater?
  • Why is it crucial to invest in any mini tank water heater, much less the best one?
  • Which mini tank water heater are good in the current market?
  • Where can you find information like this about mini tank water heater?

We’re convinced that you likely have far more questions than just these regarding mini tank water heater, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for mini tank water heater, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible mini tank water heater. Make sure that you are only using trustworthy and credible websites and sources.

We provide an mini tank water heater buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information. How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available mini tank water heater currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of mini tank water heater has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an mini tank water heater?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your mini tank water heater.
  5. Customer Ratings: Number ratings grade mini tank water heater objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their mini tank water heater.
  7. Product Quality: You don’t always get what you pay for with an mini tank water heater, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an mini tank water heater is should be an indication of how long it will work out for you.

We always remember that maintaining mini tank water heater information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

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