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20 Best Bosch Mini Tankless Water Heater of 2023 – Romance University

After hours researching and comparing all models on the market, Romance University finds out the Best Bosch Mini Tankless Water Heater of 2023. Check our ranking below.

2,940 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.

Rank No. #2

Bosch Thermotechnology 7736505868, 4.5kW, Bosch US4-2R Tronic 3000 Electric Tankless Water Heater, 4.5 kW, 6.6" x 12.8" x 2.9", White

NEW LOW ACTIVATION FLOW RATE: A new lower activation flow rate of only 0.4 GPM allows for use with newer, low flow faucets.
ELECTRIC TANKLESS WATER HEATER: 4.5 kW under-sink tankless water heater designed to provide an endless supply of instantaneous hot water to one or more sinks
FLEXIBLE INSTALLATION: Can be installed in a 360 degree orientation so you can position the unit in tight under counter spaces for a flexible, worry-free setup. Due to the amperage requirement this item will be hard wired.
EFFICIENT DESIGN: Ultra compact and lightweight design with 98% efficiency and no stand-by heat loss plus does not require a temperature or pressure relief valve
IDEAL SIZE: Measures 6.6" x 12.8" x 2.9", making it the perfect size for light commercial applications such as shopping malls, airports, stadiums and offices.

SaleRank No. #3

Bosch Electric Tankless Water Heater - Eliminate Time for Hot Water - Easy Installation, 17.3 kW

CONVENIENT TANKLESS HOT WATER HEATER: 17.3 kW tankless whole house electric water heater provides hot water when needed, for as long as needed
EASY INSTALLATION: Can be installed virtually anywhere for commercial or residential applications
CONSISTENT TEMPERATURE: Polymer encased elements & built-in flow sensor ensures constant output temperature.Minimum water pressure:15 psi
STABILITY & CONTROL: External temperature control knob & superior temperature stability and control
GREAT EFFICIENCY: 97% thermal efficiency with minimal stand-by loss

SaleRank No. #4

Bosch Electric Mini-Tank Water Heater Tronic 3000 T 7-Gallon (ES8) - Eliminate Time for Hot Water - Shelf, Wall or Floor Mounted

CONVENIENT HOT WATER HEATER: 7 gallon point-of-use mini-tank fits under your sink to provide hot water right where you need it. Thermal efficiency is 98%. Dimensions : 17.5 W x 17.5 H x 14.5 D Inches
INSTALLED VERTICALLY OR HORIZONTALLY: This larger model can be mounted vertically (5.1 gal. of water supply) or horizontally (7 gal. of water supply)- vertical orientation is installed with the cold and hot lines on top of the unit
RELIABLE WATER SOURCE: Easily hard-wire the 7-gallon model to provide the on-demand reliable water source your home or office needs
IMPORTANT INFORMATION: Heating capacity of 1440 watts and a temperature range of 65-145°F max. Operating pressure-150 psi. Water fittings-3/4 inch Male NPT. Electrical requirements (Amp 12A/Volts 120)
EASILY MOUNTED: Can be shelf or floor mounted. Wall mounting available in vertical orientation only (water connections on top) - bracket included. Simply tap into the cold water line and install the water heater directly at the sink to provide hot water

SaleRank No. #5

EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology

Endless On-Demand Hot Water; Consistent hot water when you need it that never runs out; Continuously monitored water temperature and controlled flow rates ensure efficiency and consistent performance within 1 degree of selected temperature.Amperage Draw : 54 A.Special Features: ‎Energy Efficient
Save Space; EcoSmart tankless electric water heaters are 90% smaller than traditional tank heaters; may be installed on wall or at point of use; Dimensions 11.5 x 8 x 3.75 inches
Save Energy; EcoSmart tankless electric water heaters are 99% thermal energy efficient; Only heats water when called unlike a tank heater that maintains water temperature even when not being used.
EcoSmart ECO 11 Sizing; 13-kilowatt tankless electric water heater ideal for providing hot water for a bathroom, small sink, office breakroom and other point-of-use or low-flow applications; provides between 1.3 and 3.1 gallons-per-minute depending on the inlet water temperature; refer to the sizing guide to select the proper solution

Rank No. #6

Bosch Thermotechnology Tronic 4000 Electric Tankless Water Heater, 6.5 kW, 13 x 8.5 x 4.5", White

6.5 KW TANKLESS WATER HEATER: Designed specifically for point of use applications to provide an endless supply of instantaneous hot water for one or more commercial or residential sinks
COMPACT AND LIGHTWEIGHT: Effortlessly fits under sinks
GREAT FOR LOW-FLOW FAUCETS: With as low as a 0.55 GPM activation flow rate, it's perfect for commercial low-flow faucets in shopping malls, airports, stadiums, offices, and more
EFFICIENT AND DURABLE: 96% thermal efficiency with no standby heat loss to save you time, water, and money, and comes incased in a durable white plastic housing that blends in with existing décor
EASY TO MAINTAIN: Because the heater runs on electricity and doesn't hold any water, there is no venting and virtually no maintenance required

Rank No. #7

Mini Electric Tankless 110V Small Instant Hot Water Heater,Under Sink Plug in Water Heaters on Demand with LCD Digital Display for Kitchen Sink Faucet(Gold)

✅【110v Tankless Water Heater】:The home water heater is Install below the sink, small size saving you space under the sink. Size: 7.87x 5.12 x 2.56". Mini Tankless Water Heater is the best gift for person who has a new sink!
✅【Heating Water in 3s】:When the water passes through the unit, 3000W output tankless electric water heater will heat in 3 seconds, saving your water bill. You can control the temperature according to the water flow.Water Temperature Range: 35-50℃.
✅【Wide Applications】: The instant water heater 110v tanklesss suitable for universal water pipe: 1/2 inch diameter (inflow or outflow),110V;US Plug. Install the small instant hot water heater under American kitchen island, kitchen and living room, enjoy hot water for washing dishes, food, clothes, faces and so on.
✅【Safe Automatic Power-Off】:The mini tankless electric water heater 110v automatically shuts down when inactive, overheated, or leaking. And stop heating when there is no water flow, saving your electricity bills.
✅【Easy to Install】:Just install the small water heater on a shelf, wall or bracket under the bathroom or kitchen sink; connect the water pipes up and down to provide hot water for your sink.

Rank No. #8

Bosch Thermotechnology Tronic 4000 Electric Tankless Water Heater, 3.5 kW, 13 x 8.5 x 4.5", White

3.5 KW TANKLESS WATER HEATER: Designed specifically for point of use applications to provide an endless supply of instantaneous hot water for one or more commercial or residential sinks
COMPACT AND LIGHTWEIGHT: Effortlessly fits under sinks
GREAT FOR LOW-FLOW FAUCETS: With as low as a 0.55 GPM activation flow rate, it's perfect for commercial low-flow faucets in shopping malls, airports, stadiums, offices, and more
EFFICIENT AND DURABLE: 96% thermal efficiency with no standby heat loss to save you time, water, and money, and comes incased in a durable white plastic housing that blends in with existing décor
EASY TO MAINTAIN: Because the heater runs on electricity and doesn't hold any water, there is no venting and virtually no maintenance required

Rank No. #9

KENUOS Mini-Tank Electric Water Heater 110/120V Small Compact Tank Storage,Stainless Steel Water Hose 9.5L Rv Tr 2.5 Gallon Trailer 1.5KW Kitchen Instant Under Sink Counter 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 - 3 gallon 110V/120V mini 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 167 ℉, automatic heat preservation and constant temperature, automatic control, automatic supplementary cold water heating
EASY TO USE ROTARY SWITCH - Adjustable knob switch from 80 ℉ to 167 ℉ flexible and convenient, clear and easy to control
ENERGY SAVING AND ENVIRONMENTAL PROTECTION - Mini hot water heater After reaching the highest temperature of 167 degrees Fahrenheit, it enters the constant temperature and heat preservation mode. After entering the heat preservation mode, the heat preservation can last for 24 hours when the power is turned on, and the heat preservation time can be as long as 2 hours even if the power is turned off.Power on and heat preservation all day only consumes 0.69 degrees of electricity
MINI BODY,HIGH EFFICIENCY - Extended stainless steel heating tube, 1500W power output, thermal efficiency up to 98%, fast and stable heating, meeting the water needs of various kitchens, bars, restaurants, bathrooms, RVs, etc., 6~13 minutes fast heating

SaleRank No. #10

Ariston Andris 2.5 Gallon 120-Volt Corded Point of Use Mini-Tank Electric Water Heater

Compact design; wall or floor mounted (wall bracket included)
Provide immediate hot water at the point of use; install as booster or standalone
Easy installation; installs right at the point of use with water connection and standard 110/120 Volt outlet
6-year limited warranty on tank, 2-year warranty on parts
TitanShield exclusive technology that fully protects inner surface against corrosion; robust environmentally safe insulation increases energy efficiency

Rank No. #11

Bosch Thermotechnology Tronic 4000 Electric Tankless Water Heater, 8.5 kW, 13 x 8.5 x 4.5", White

8.5 KW TANKLESS WATER HEATER: Designed specifically for point of use applications to provide an endless supply of instantaneous hot water for one or more commercial or residential sinks
COMPACT AND LIGHTWEIGHT: Effortlessly fits under sinks
GREAT FOR LOW-FLOW FAUCETS: With as low as a 0.55 GPM activation flow rate, it's perfect for commercial low-flow faucets in shopping malls, airports, stadiums, offices, and more
EFFICIENT AND DURABLE: 96% thermal efficiency with no standby heat loss to save you time, water, and money, and comes incased in a durable white plastic housing that blends in with existing décor
EASY TO MAINTAIN: Because the heater runs on electricity and doesn't hold any water, there is no venting and virtually no maintenance required

SaleRank No. #12

EcoSmart ECO 8 Tankless Water Heater, Electric, 8-kW - Quantity 1, 12 x 8 x 4

The product is highly durable
The product is easy to use
Manufactured in China

Rank No. #13

Bosch 940ESLP Tankless Water Heater, Propane

199,000 max input (BTU)
Highest capacity non-condensing model
9.4 gallons per minute capacity at 35F degree rise
Vents vertically or horizontally with 3" or 4" stainless steel
Electronic ignition and patented burner design

Rank No. #14

thermomate Electric Mini Tank Water Heater, ES700 6.5 Gallons Point of Use Water Heater for Instant Hot Water Under Kitchen Sink Plugin Cabled 120V 1440W, UL Listed

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%. Contact us first for any product issues
Easy Installations - Dimensions 17.7" x 17.7" x 14.6" compact design, can be wall or floor mounted under sink / counter, upgraded plugin to use. 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: 26.5 lbs; Water connections: 1/2" NPT, Electrical requirements: 1.44 kW at 120 volts; Max water pressure: 150PSI; Nominal current: 12A. 3-year Limited Warranty for the tank, 1-year warranty for parts and 24hours customer service

SaleRank No. #15

FOGATTI Electric Mini Tank Water Heater, 8.0 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. heat transfer.
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: No plug. Water connection: 1/2" NPT; Electrical requirements: 120 Volts (AC), 1440 watts under voltage; 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. #16

BLACK+DECKER 3.5kW / 120-V 0.5 GPM Point Of Use Tankless Electric Water Heater with Pressure Relief Device Single Sink Water Heater

Durable, point-of-use hot water solution ideal for a single sink application in areas with at least 57°F ground water temperature
30 Amp Single Pole Breaker, 10/3 AWG Wire; NOT A PLUG-IN UNIT
Saves up to 50% on water heating costs vs. a tank water heater
Easy to install and maintain. Includes Pressure Relief Device (PRD) with built-in one-way valve for added value and safety
Superior Warranty - 2-year limited parts only, 7-years free from leakage

SaleRank No. #17

Bosch Electric Tankless Water Heater - Eliminate Time for Hot Water - Easy Installation

CONVENIENT TANKLESS HOT WATER HEATER: 12 kW output tankless electric water heater eliminates long waits for hot water at point-of-use
EASY INSTALLATION: Easily install under any bathroom or kitchen sink and get on demand hot water at your every need. Common Applications-Commercial tentant improvements (ie: office suite with a sink or an attached bathroom), Garage apartments, In-law suites
TEMPERATURE CONTROLED: Features thermostatic control for easy temperature output adjustments to match your preference
IMPORTANT INFORMATION: Unit is only designed to operate on 240-Volt. Dimensions : 12.75 x 6.5 x 3 Inches
GREAT EFFICIENCY: 98% efficient with minimal stand-by loss. Water pressure range of 10-150 PSI

Rank No. #18

HAIYEATBNB Tankless Water Heater Electric 110V，3.5kW On Demand Water Heater Under Sink With Remote Control

Instant Hot Water: Experience the convenience of instant hot water with our Tankless Water Heater Electric 110v. Say goodbye to waiting for the water to warm up! This compact and powerful unit delivers hot water on demand, providing a quick and efficient solution for your daily needs.
Space-Saving Design: Designed with American living habits in mind, this tankless water heater is perfect for maximizing space in your home. With its compact size, it can be easily installed under the sink, freeing up valuable floor space in your washroom. Enjoy hot water whenever you need it, without sacrificing precious square footage.
Energy Efficient: As energy conservation is a priority for many American users, our tankless water heater electric is designed with energy efficiency in mind. The 3.5kw power rating ensures optimal performance while consuming minimal electricity, helping you reduce your energy bills and environmental footprint.
Convenience: With the included remote control, operating and adjusting the water heater has never been easier. From the comfort of your couch or bed, you can effortlessly turn the unit on/off, adjust the temperature, and customize the settings to suit your preferences. Enjoy the luxury of controlling your hot water without leaving your seat.
Installation instructions: The wire requires 2.5mm ² (13AWG), circuit breaker ≥ 32AMP, thread size: 1/2 "NPT, please contact a person with an electrical license to help you complete the wire connection.

Rank No. #19

Bosch 830 ES NG Therm Tankless Water Heater, Natural Gas

175,000 max input (BTU)
83%+ thermal efficiency
8.3 gallons per minute capacity at 35F degree rise
Electronic ignition and patented burner design
Vents vertically or horizontally with 3" or 4" stainless steel

SaleRank No. #20

Ecosmart POU 3.5 Point of Use Electric Tankless Water Heater, 3.5KW@120-Volt, 6 x 11 x 3 Inch

Can provide hot water for one sink at 0.5 GPM in warmer climates
Requires 1 x 30 amp breaker and 10 AWG wire
For one sink at 0.5 GPM in colder climates the POU 6 is recommended
Amperage Draw 29 amp. kW - 3.5 kW
Connection Fittings 1/2" NPT

Last update on 2023-08-19 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API

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Brand Value: Every brand of Bosch Mini Tankless 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.
Features: What bells and whistles matter for an Bosch Mini Tankless Water Heater?
Specifications: How powerful they are can be measured.
Product Value: This simply is how much bang for the buck you get from your Bosch Mini Tankless Water Heater.
Customer Ratings: Number ratings grade Bosch Mini Tankless Water Heater objectively.
Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their Bosch Mini Tankless Water Heater.
Product Quality: You don’t always get what you pay for with an Bosch Mini Tankless Water Heater, sometimes less, and sometimes more.
Product Reliability: How sturdy and durable an Bosch Mini Tankless Water Heater is should be an indication of how long it will work out for you.

Romance University always remembers that maintaining Bosch Mini Tankless 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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FAQ:

Q: Who makes the best tankless water heater?

A: Ecosmart is one of the best manufacturer of electric tankless water heaters in the world. It’s a privately owned company operating in Miami, Florida. They are known for their eco-friendly, quality green energy products.

Q: What’s so great about tankless water heaters?

A: Tankless water heaters only heat water when you need it, so minimal energy is wasted. The beauty of a tankless water heater is its ability to provide a continuous supply of hot water . Compared to a traditional water heater, a tankless option is more efficient in its delivery, and is a big energy saver.

Q: Are tankless water heaters electric or gas?

A: Tankless water heaters can be powered by gas or electricity but even gas-powered tankless water heaters rely on an electric control panel to operate the system. So, regardless of the type of tankless water heater you have, you’ll be out of hot water in the event of a power outage.

Q: How does a Tankless gas water heater work?

A: Tankless water heaters work by using an electric element or gas burner to warm the water as it travels through a pipe and into the unit.