Instant Water Heater

Are you looking for an instant water heater? Then you have come to the right place. This article will take about the best instant water heaters, so stick around and keep reading to find out.

AO Smith HSE-VAS-X-025 Storage 25-Litre Vertical Water Heater

With a capacity of 25 liters, the AO Smith instant water heater has a 5 star rating. AO Smith is one of the best brands in the industry, known for making amazing appliances, and with their latest water heater, they have managed to make a killer product. The inner tank is made with a blue diamond glass, and it will be able to hold your warm water for a long period of time without losing heat. It has a double layered protection and comes with a sleek design and an amazingly energy efficient technology.

Bajaj New Shakti GL 25-Litre Vertical Storage Heater

The Bajaj instant water heater is a high quality product that comes under two variants, one with a 10 liter capacity and the other with a 15 liter capacity. Its inner tank is coated with a glass line that is free from any corrosion while the plastic body of the water heater makes it a very lightweight appliance. It also comes with PUF insulation to ensure that the water remains hot for a sufficiently long period.

Crompton Amica ASWH-2015 15L Storage Water Heater

The Crompton instant water heater has a total storage capacity of 15 liters. It is a very safe appliance to operate and comes with a range of useful features that will make your life more convenient.

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Generic Tankless Water Heater Electric, Instant Hot Water Heater Under Sink, 3000W 110V On Demand Mini Water Heater for RV Kitchen Bathroom, White


Generic Tankless Water Heater Electric, Instant Hot Water Heater Under Sink, 3000W 110V On Demand Mini Water Heater for RV Kitchen Bathroom, White

$48.69 @ Amazon.com

Product Description

With 3000W power, the water heater can raise the water by 45° F(0.3GPM) /27° F(0.5GPM) in seconds. You can adjust the water flow to meet your outlet temperature requirement. The Larger water flow, the lower outlet temperature; The smaller water flow, the higher outlet temperature. Not Suitable for Shower(Shower normally requires at least 1.8 gpm). You can set Fahrenheit or Celsius degrees by holding power button for 6 seconds.

IMPORTANT PRE-PURCHASE NOTES: This device with a power of 3000W at 110V draws a maximum current of 27A. (1) Before installation, please verify whether your socket can withstand such a high current. (2) Please check if your circuit breaker can handle this high-current load in addition to the existing electrical appliances. (3) The recommended wire gauge is 10AWG, and the water connection is G1/2.

Premium material: 304 stainless steel lining, 316L stainless steel heating pipe, sturdy ABS shell, uni-corrosion brass interface. IPX4 waterproof, dry burning protection, leakage protection, and overheating protection upgrade safety level

Automatic standby mode ensures that you enjoy heated water at any time. One-touch operation provides convenience.

This mini water heater is ideal for limited spaces such as kitchens, apartments, bathrooms, RVs. Not Suitable for Shower(Shower normally requires at least 1.8 gpm)

IMPORTANCE for installation: 1. Install vertically to avoid malfunction of the heating elements (E2); 2. Tighten the pipe connectors with Teflon tape to prevent a short circuit (E2).

Product Details
Brand: Generic
Model #: XY-FC
Color: White
Dimensions: 2.8 X 2.8 X 4.33 inches (Length X Width X Height)
Price: $48.69
Generic Tankless Water Heater Electric, Instant Hot Water Heater Under Sink, 3000W 110V On Demand Mini Water Heater for RV Kitchen Bathroom, White

Tankless Water Heater Electric 110V, 3000W Instant Water Heater Under Sink, On Demand Hot Water Heater Electric with Digital Display, Electric Mini Water Heater for Kitchen Bathroom Washin


Tankless Water Heater Electric 110V, 3000W Instant Water Heater Under Sink, On Demand Hot Water Heater Electric with Digital Display, Electric Mini Water Heater for Kitchen Bathroom Washin

$59.68 @ Amazon.com

Product Description

✔ MINI INSTANT HOT WATER HEATER - This 110 volt water heater is equipped with state-of-the-art technology, with 3000W power, LED display. The electric tankless water heater 110v can raise the water by 82° F (28°C) (0.3GPM) -131° F( 55 °C) (0.5GPM) in 3-5 seconds, saying goodbye to long waiting times for hot water. The tankless electric water heater can set Fahrenheit or Celsius degrees by holding a power button for 6 seconds.

✔ SAFETY INTELLIGENCE RELIABLE - This under sink water heater has multiple protection functions. IPX4 waterproof, leakage protection, dry-burning protection, automatic power-off in over-temperature and inactive states. Tankless hot water heater electric can meet your outlet temperature requirement. Large water flow means low temperature and small water flow means high temperature. TIP: Install vertically to avoid malfunction of the heating elements (E2).

✔ LIGHTWEIGHT PORTABLE DESIGN - This small water heater compact design, is suitable for installation in the bathroom, kitchen under the sink, etc. The on demand water heater adopts a wall-mounted design, freeing up valuable space for your home, enjoy hot water at any time. This instant hot water heater under sink qualifies for ETL standard, you can expect the outstanding performance of this point of use water heater in the coming years.

✔ EASY TO INSTALL AND APPLICATION - This under sink instant water heater comes with premade fixing screw holes, an English manual, and 1/2 inch NPT standard interface. This small electric water heater is ideal for spaces such as kitchens, apartments, bathrooms, RVs, and camping. The comfortable water temperature generated by this 110V water heater is suitable for cleaning food, bowls, clothes, face, hands, etc.

✔ QUALITY WARRANTY & IMPORTANT NOTE - We provide a 24-month warranty for the electric water heater tankless. If you encounter any after-sales issues regarding the small hot water heater, you can always contact our electric tankless water heaters support team. Tip: This electric hot water heater is recommended to be connected with wires with a cross-sectional area of ≥ 2.5 square millimeters, and connected to trip switches of over 32a for use.

Product Details
Brand: xwdzswgs
Model #: CS-RSQ-US
Color: White
Dimensions: 4.33 X 4.33 X 7.87 Inches (Length X Width X Height)
Price: $59.68
Tankless Water Heater Electric 110V, 3000W Instant Water Heater Under Sink, On Demand Hot Water Heater Electric with Digital Display, Electric Mini Water Heater for Kitchen Bathroom Washin

BOSCH Electric Mini-Tank Water Heater Tronic 3000 T 2.5-Gallon (ES2.5) - Eliminate Time for Hot Water - Shelf, Wall or Floor Mounted


BOSCH Electric Mini-Tank Water Heater Tronic 3000 T 2.5-Gallon (ES2.5) - Eliminate Time for Hot Water - Shelf, Wall or Floor Mounted

$204.95 @ Amazon.com (Save 15%)

Product Description

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

Wattage: 1440.00 W

Product Details
Brand: Bosch
Model #: 7738004996
Warranty: 6 year warranty on unit, 2 year warranty on parts
Size: 2.5 Gallon
Color: White
Dimensions: 13.75 X 13.75 X 13.75 inches (Length X Width X Height)
Price: $204.95 (Save 15%)
BOSCH Electric Mini-Tank Water Heater Tronic 3000 T 2.5-Gallon (ES2.5) - Eliminate Time for Hot Water - Shelf, Wall or Floor Mounted

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


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

$207.76 @ Amazon.com (Save 31%)

Product Description

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

Product Details
Brand: EcoSmart
Model #: ECO 11
Warranty: Lifetime Warranty on electronics, exchanger and element. Warranty only covers cost of heater; does not cover labor or any incidental damages.
Size: 12 x 8 x 4
Color: White
Dimensions: 3.75 X 8 X 11.5 inches (Length X Width X Height)
Price: $207.76 (Save 31%)
EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology

Rheem 18kW 240V Tankless Electric Water Heater, Gray

Rheem 18kW 240V Tankless Electric Water Heater, Gray

$385.94 @ Amazon.com

Product Description

External digital thermostatic control with LED display (+/1 degree accuracy)

Most advanced self-modulation, adjust power to meet hot water demand

Durable Copper immersion two heating elements, field Serviceable. Flow Rate- up to 4.4 GPM

Simple installation – bottom 3/4 inch NPT water connections

Threaded for easy replacement, simple installation, digital temperature display

Product Details
Brand: Rheem
Model #: RTEX-18
Size: Small
Color: Gray
Dimensions: 14.5 X 14.5 X 18.25 inches (Length X Width X Height)
Price: $385.94
Rheem 18kW 240V Tankless Electric Water Heater, Gray

Tankless Water Heater Electric 110V, 3000W Instant Electric Water Heater, Under Sink Water Heater with Digital Display, On Demand Hot Water heater Electric for Kitchen Bathroom Washin


Tankless Water Heater Electric 110V, 3000W Instant Electric Water Heater, Under Sink Water Heater with Digital Display, On Demand Hot Water heater Electric for Kitchen Bathroom Washin

$72.68 @ Amazon.com

Product Description

✔ ELECTRIC TANKLESS WATER HEATER - This tankless electric water heater is made of high-quality ABS material, with LED display. With 3000W power, the mini water heater can raise the water by 82° F(0.3GPM) -131° F(0.5GPM) in seconds, providing tankless instant, continuous hot water without waiting for preheating, meeting daily hot water needs. The on demand water heater can set Fahrenheit or Celsius degrees by holding a power button for 6 seconds.

✔ COMPACT AND EFFICIENT DESIGN - The electric water heater tankless adopts an ultra-thin and smooth appearance design, which is beautiful and elegant. The point of use water heater can meet your outlet temperature requirement. The Larger the water flow, the lower the outlet temperature; The smaller the water flow, the higher the outlet temperature. Not Suitable for Shower(Shower normally requires at least 1.8 GPM). Under sink water heater 110v plug in.

✔ SAFETY INTELLIGENCE RELIABLE - This under sink hot water heater has multiple protection functions. Water and electricity isolation, IPX4 waterproof, leakage protection, dry boil protection, and automatic power off under overheating and inactivity. Prevent leakage and water pipe corrosion. The thermal efficiency of instant hot water heater is as high as 98%, allowing you to enjoy hot water at any time and save energy.

✔ EASY TO INSTALL AND APPLICATION - Our instant hot water heater under sink compact design, it is very suitable for every corner of your home. This 110 volt water heater comes with premade fixing screw holes, an English manual, and 1/2 inch NPT standard interface. This small water heater is ideal for spaces such as kitchens, apartments, bathrooms, RVs, and camping. TIP: Install vertically to avoid malfunction of the heating elements (E2).

✔ IMPORTANCE FOR INSTALLATION - ① The 110v water heater is vertical installation only, no horizontal installation is allowed, to avoid malfunction of the heating elements (E2). ② The electric tankless water heaters tighten the pipe connectors with Teflon tape to prevent a short circuit (E2). ③ This tankless hot water heater is recommended to be connected with wires with a cross-sectional area of ≥ 2.5 square millimeters, and connected to trip switches of over 32a for use.

✔ OUTSTANDING CUSTOMER SERVICE - ① 30-day money-back guarantee for any reason. ② 24-month warranty for quality-related issues. ③ We provide up to 8 free accessory replacements for your tankless hot water heater electric. This 110v tankless water heater electric can be used for an unlimited time. If you have any questions about our small electric water heater, please make sure to tell us first, and we will provide satisfactory solutions. Thanks for choosing our best 110v tankless water heater.

Product Details
Brand: xwdzswgs
Model #: Water Heater Electric
Color: White
Dimensions: 4.32 X 4.32 X 7.86 inches (Length X Width X Height)
Price: $72.68
Tankless Water Heater Electric 110V, 3000W Instant Electric Water Heater, Under Sink Water Heater with Digital Display, On Demand Hot Water heater Electric for Kitchen Bathroom Washin

ThermoMate Tankless Water Heater Electric for Single Faucet, 4500W 120V Small Point of Use on Demand Hot Water Heater CSA Approved with Temperature Display, Self-modulating, No Plug Must HardWird


ThermoMate Tankless Water Heater Electric for Single Faucet, 4500W 120V Small Point of Use on Demand Hot Water Heater CSA Approved with Temperature Display, Self-modulating, No Plug Must HardWird

$129.99 @ Amazon.com

Product Description

[Instant Sink Hot Water] - 4.5kw power heating system provides on demand hot water in seconds for Single applications, perfect for under / over sink faucet. Set temperature from 85°F - 131°F depending on your local ground water temp. 24 Hours standby. 0.26GPM-0.85GPM

[Self-modulating Power] - Regulating the amount of energy required to heat water only when you need it with 99.8% efficient. 120V Must be hardwired, No Plug

[Long-lasting Quality] - Cast aluminum heating element separated from water line, significantly reducing scale, corrosion and mineral buildup. SUS 304 stainless steel water tube

Sleek Compact Size - 10.95" x 7.4" x 2.52", Small water heater fit in tight places within your home or business, like under cabinets and sinks, hair salons, bar counters and hotel receptions, saving valuable storage space

Touch control panel and digital temperature display allowing adjustment in 1° increment. IP25 waterproof, Standard 1/2"NPT pipe fitting, pre-wired pigtail for easy installation

Please verify this unit meet your needs: 4.5kW 120V ONLY Hardwired using 10AWG above wire size, requiring 40A Double Pole Circuit Breaker, and 1/2"NPT water connections

Product Details
Brand: thermomate
Model #: ET045
Color: White
Dimensions: 9.842519675 X 9.842519675 X 7.086614166 inches (Length X Width X Height)
Price: $129.99
ThermoMate Tankless Water Heater Electric for Single Faucet, 4500W 120V Small Point of Use on Demand Hot Water Heater CSA Approved with Temperature Display, Self-modulating, No Plug Must HardWird

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 (BI-2.5)


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 (BI-2.5)

$99.98 @ Amazon.com

Product Description

【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】BISELONG has always been committed to original design! 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!

【Product Upgrade】On June 25, 2023, the product was fully upgraded—the water heater’s 304 stainless steel lining will be thickened to 0.04 inches (1.1 millimeters), providing a longer service life, and the unit weight increased to 8.4lbs (3.8 kilograms). The insulation material and foam insulation were replaced, improving the Improved insulation effect, making it more energy-efficient!

Product Details
Brand: BISELONG
Model #: BI-2.5
Color: White
Dimensions: 11.2 X 11.2 X 11.8 Inches (Length X Width X Height)
Price: $99.98
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 (BI-2.5)

Immersion Water Heater,with 304 Stainless Steel Cover Intelligent Temperature Control and UL Certification Portable Bucket Heater Heat 5 Gallons of Water in Minutes


Immersion Water Heater,with 304 Stainless Steel Cover Intelligent Temperature Control and UL Certification Portable Bucket Heater Heat 5 Gallons of Water in Minutes

$29.97 @ Amazon.com

Product Description

Safety design: UL certified instant water heater with high-quality stainless steel protective cover, effectively prevent heating elements from direct contact with humans or animals, rust resistant and durable. Our immersion water heaters are designed with intelligent temperature control and automatically cut off the power when the water temperature reaches 75 ° C (165°F).WARNING:When using, first put the water heater into the water, be sure to ensure that the water heater is fully immersed in water, and then plug in the socket. Determine the operation sequence to effectively prevent fire.

Fast Heating:1500W high-power electric water heater can heat up to 5 gallons of water in minutes. Heat dissipates to the water faster by flowing through the holes in the guard. The heater needs to be completely immersed in water in working condition. Please take out the immersion water heater before touching the water! WARNING: It is recommended not to use more than one hour, you need to quickly heat a lot of water can use more than one water heater at the same time, But never plug two water heaters into the same socket to avoid causing a fire.

Wide Range Of Applications:Our portable pool heater suitable for portable bathtub,mini pool(Using more than one),sink, bucket, washbasin,etc.Make sure the container can hold hot water when using it.This immersion heater is handy and super lightweight, making it perfect for travels and road trips.Note, it is not suitable for using in big swimming pool .WARNING:Environmental problems: The use of the Immersion Water Heater did not operate this appliance within 3 ft (1 m) of any structure,combustible material, or other gas cylinders which increase the risk of fire.

Easy To Use :Take Electric Submersible water heater immerse in water at proper level,Plug into any grounded 110V AC outlet. with a digital LCD thermometer, easy to measure water temperature. Check power indicator light to make sure immersion water heater is working .Please note: people and animal can't be in the water while the heater is working.WARNING: Always make sure that the Water Heater is completely immersed in water when using, do not let part of it exposed to the air, which can cause a fire.

Satisfactory Service: Lakkzoom immersion heater provides replacement service, when you encounter product quality problems and use problems, please contact us in time, we will provide you with professional and satisfactory service. Our portable water heater contains 1* water heater, 1* digital thermometer, 1* stainless steel cleaning ball, 1* instruction manual, This is a gift for friends and family.

Product Details
Brand: Lakkzoom
Model #: 1500W
Color: yellow
Dimensions: 10 X 1.9 X 1.9 Inches (Length X Width X Height)
Price: $29.97
Immersion Water Heater,with 304 Stainless Steel Cover Intelligent Temperature Control and UL Certification Portable Bucket Heater Heat 5 Gallons of Water in Minutes

Stiebel Eltron 239223 Tankless Water Heater – Tempra 29 Plus – Electric, On Demand Hot Water, Eco, White, 23


Stiebel Eltron 239223 Tankless Water Heater – Tempra 29 Plus – Electric, On Demand Hot Water, Eco, White, 23

$769.55 @ Amazon.com

Product Description

On demand a continuous and unlimited supply of hot water

Sleek design saves space and no venting required, It also features two different temperature memory presets, making it easy to adjust for personalized needs.

Requires hard-wired 240 or 208-volt electric service, with a maximum draw of 28,800 watts at 240 volts or 21,600 watts at 208 volts

Requires 3 separate dedicated 40 amp breakers with 8 gauge copper wiring, and a minimum of 200 amp total service to the residence

Product Details
Brand: Stiebel Eltron
Model #: 239223
Size: 29 (kW)
Color: White
Dimensions: 4.63 X 16.63 X 14.5 inches (Length X Width X Height)
Price: $769.55
Stiebel Eltron 239223 Tankless Water Heater – Tempra 29 Plus – Electric, On Demand Hot Water, Eco, White, 23

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