10 Best Under Sink Water Heater in Canada

Last updated on 23-07-2025
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Best Choice
1
9.7
Exceptional
Camplux ME25 Mini Tank Electric Water Heater 2.5-Gallon with Cord Plug,1.5kW at 120 Volts
CAMPLUX ENJOY OUTDOOR LIFE
Camplux ME25 Mini Tank Electric Water Heater 2.5-Gallon with Cord Plug,1.5kW at 120 Volts
Why We Love It
  • Saves energy and money.
  • High quality and elegant.
  • UL approval safety features.
Main Highlights
  • Saving Energy & Money - Built in insulation foam, reduces heat loss. 2.5-gallon point-of-use mini-tank fits under your sink to provide hot water right where you need it
  • High Quality Built & Elegant Design- Camplux electric water heater has glass-lined tank for long service life and easy to maintain. Elegant streamline design cover, made your kitchen more pretty
  • UL Approval Safety - Thermostat Control allows adjustment of water temperature. High Limit device provide protection while overheating
  • 43.3‘’ cord plugs into 120 volt outlet for independent installation or in-line with a large hot water source.(Max. water pressure is 150 PSI, CSA listed Temperature & Pressure relief valve included)
  • Can be shelf, wall or floor mounted ; Simply tap into the cold water line and install the water heater directly at the sink to provide hot water. Product dimension:11.75" W x 17.25" H x 10.38" D
9.7
Exceptional
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Best Value
2
9.6
Superb
GEESEN Electric Hot Water Heater 120/240V Small Compact Tank Storage,Rv Tr 3.5 Gallon Trailer 1.5KW Kitchen Instant Under Sink Counter Cupboard, RV 1 PCs 16” Long 1/2”FIP Stainless Steel Water Hose
GEESEN
GEESEN Electric Hot Water Heater 120/240V Small Compact Tank Storage,Rv Tr 3.5 Gallon Trailer 1.5KW Kitchen Instant Under Sink Counter Cupboard, RV 1 PCs 16” Long 1/2”FIP Stainless Steel Water Hose
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Why We Love It
  • Fast heating technology.
  • Multiple safety features.
  • Energy-efficient design.
Main Highlights
  • 💧 Point of Use Design The GEESEN 3.6 GALLON Electric Water Heater is designed to provide immediate hot water at various points of use, making it ideal for homes, offices, and small commercial settings.
  • 👌 Adjustable Thermostat Equipped with a precise adjustable thermostat, this water heater allows you to set and maintain the perfect water temperature for your needs, ensuring comfort and energy efficiency.
  • 🔌 Standard 120-volt electrical connection , this water heater is easy to install without the need for specialized electrical work, fitting seamlessly into most residential and light commercial environments.
  • 🏠 Compact and Durable Its compact design saves space, making it suitable for installation in tight spots. The stainless steel construction ensures durability and resistance to corrosion, providing a long-lasting hot water solution
  • 💧 Drain Valve Includes a built-in drain valve for easy maintenance and hassle-free water drainage. This feature simplifies the process of cleaning and maintaining the unit, prolonging its operational life.
  • 🔧 Easy Installation The compact and versatile design allows for straightforward installation in various locations. Detailed installation instructions are included, ensuring a hassle-free setup process.
  • 🍃Save Money $:The 1.5KW power rating ensures low energy consumption, reducing electricity bills without compromising performance.Designed to provide maximum efficiency with minimal energy usage, making it an economical choice for your hot water needs.Unique insulation technology enables your thermal energy to last longer without wasting a penny,We are truly an environmental protection product
9.6
Superb
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3
9.5
Superb
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
Bosch Electric Mini-Tank Water Heater Tronic 3000 T 2.5-Gallon (ES2.5) - Eliminate Time for Hot Water - Shelf, Wall or Floor Mounted
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Why We Love It
  • Fits under any sink perfectly.
  • Easy to maintain, long-lasting.
  • Quick hot water supply.
Main Highlights
  • 2.5-gallon point-of-use mini-tank fits under your sink to provide hot water right where you need it
  • Electric water heater is easy to maintain and has glass-lined tank for long service life
  • 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. Supplies up to 2 sinks at a time
  • 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
9.5
Superb
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4
9.4
Superb
CAMPLUX Mini Tank Electric Water Heater 5L (1.3 Gallons), Hot Water Heaters 120V, Under Sink Water Heater with Cord Plug 1.44kW
CAMPLUX ENJOY OUTDOOR LIFE
CAMPLUX Mini Tank Electric Water Heater 5L (1.3 Gallons), Hot Water Heaters 120V, Under Sink Water Heater with Cord Plug 1.44kW
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Why We Love It
  • High quality and long-lasting.
  • Overheat protection for safety.
  • Convenient on-demand hot water.
Main Highlights
  • 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, 1/2" NPT water connections, 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
  • 3-year support for parts and 24 hours customer service
9.4
Superb
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5
9.3
Superb
Save 24%
Thermomate Mini Tank Electric Water Heater ES150 1.3 Gallons Point of Use Water Heater for Instant Hot Water Under Kitchen Sink 120V 1440W
thermomate
Thermomate Mini Tank Electric Water Heater ES150 1.3 Gallons Point of Use Water Heater for Instant Hot Water Under Kitchen Sink 120V 1440W
24% OffFree Shipping
Why We Love It
  • Instant hot water anywhere.
  • Easy to install.
  • Adjustable temperature settings.
Main Highlights
  • No More Wait for Hot Water - Point of use 1.3 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 11.42" x 11.42" x 9.65" compact design, can be wall or floor mounted under sink / counter, plug into a standard 120V outlet, no special wiring required. Nominal current 12amps
  • Adjustable Temperature - Thermostat with 3 temperature level settings, range from 77°F to 140°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: 11.42"H x 11.42"W x 9.65"D; Weight: 11 lbs; 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
9.3
Superb
Save 24%
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6
9.1
Superb
Ganggend 2.5 Gallon Electric Water Heater, 110V 1500W Mini Tank Under Sink Instant Hot Water Heater with Pressure Release Vavle, Digital Display for Kitchen,RV,Laundry
Ganggend
Ganggend 2.5 Gallon Electric Water Heater, 110V 1500W Mini Tank Under Sink Instant Hot Water Heater with Pressure Release Vavle, Digital Display for Kitchen,RV,Laundry
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Why We Love It
  • Instant hot water delivery ensured.
  • Compact design fits any space.
  • Safety features for peace of mind.
Main Highlights
  • INSTANT HOT WATER & RAPID RECOVERY OF TEMPERATURE: Ganggend Under Sink Water Heater with Mini Tank is 1500W, equipped with L-shaped heating rods to maximize the heat exchange with the water in the tank, with a thermal efficiency of up to 90%, and delivers hot water in 6 minutes, no need to wait for hot water for a long time
  • COMPACT DESIGN SAVES SPACE: This 2.5 gallon water heater's compact design makes it ideal for tight spaces. It can be placed under sinks, under counters, in cabinets. Suitable for kitchens, bathrooms, laundry, RVs, Etc. Saves more space and is easy to use. Product dimensions are 11.4"W x 11.4"H x 10.6"D
  • PREMIUM QUALITY AND EXCELLENT SAFETY: Our on demand hot water heater electric is equipped with an automatic pressure relief valve,which can provide overheating protection.High temperature calcination coating,enamel coating,low-carbon stainless steel makes the water heater more corrosion-resistant, anti-scaling,which extend the service life of the water heater,greatly improving safety when in use.Leakproof design,insulation material and data display screen complement it.Making it both quality and safe at the same time
  • ADJUSTABLE AND VISUALIED TEMPERATURE: Our water heaters are equipped with a Digital Display for clearer temperature control during adjustment and use. No more worrying about inaccurate temperature control. Support mechanical knob adjustment,temperature range from 86°F to 149°F
  • EASY INSTALLATION: This under sink instant water heater has a 33-inch power cord plug to connect to 110V/120V home power and generator. Suitable for 1/2” NPT plumbing connections. Two 24 inch 1/2” FIP x 3/8” COMP Faucet Hose are included for ease of use. The nuts contain silicone sealing tabs for a tight seal without the need for Teflon tape
9.1
Superb
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7
9.0
Superb
Electric Mini Tank Water Heater,4 Gallon Instant Hot Water Heater,1500W 110V,Small Hot Water Heater,with Digital Display for RV Kitchen Bathroom
DWALE
Electric Mini Tank Water Heater,4 Gallon Instant Hot Water Heater,1500W 110V,Small Hot Water Heater,with Digital Display for RV Kitchen Bathroom
Free Shipping
Why We Love It
  • Instant hot water available.
  • Durable and corrosion-resistant.
  • Compact and easy installation.
Main Highlights
  • 【Electric Mini Tank Water Heater】-The Electric Mini Tank Water Heater,1500-watt heating system delivers instant hot water in seconds without preheating,with more safety protection such as anti-freezing protection,over heating protection, 4 gallons of hot water can be output per minute. The maximum temperature raise is 158 °F.
  • 【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.
  • 【Super High Efficiency】-Small Hot Water Heater Energy efficient with plenty of hot water,also known as demand-type or instantaneous water heaters, provide hot water only as it is needed,our water heaters with thermal efficiency up to 90%,Instant hot water at the point of use, whenever needed,Also equipped with a high-definition intelligent digital LED display,effortlessly adjust the temperature between 86°F-158°F according to your preferences.
  • 【Easy Assemble and Use】-This Electric Tank Water Heater,for 1/2" NPT water hose connection,with Leakage protection fitting 1/2" NPT, pressure relief valve, two 3FT hoses,4 gallons small tank water heaters,Compact design,The product dimensions are 11 x 11 x 11 inches, can be wall or floor-mounted in a discreet location.
  • 【Satisfaction Guarantee】-We feel confident that you will love our mini tank water heater. If there's something makes you unsatisfied, please don't hesitate to contact us. We would offer you 100% refund or a replacement within 3 months.
9.0
Superb
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8
8.8
Excellent
Save 14%
1440W-1500W 2.16 Gallon Mini Instant Electric Water Heater - 110V-120V Under Sink Tank, Compact Hot Storage for RV, Trailer, Kitchen, Point-of-Use, Includes 2 PCs 16” Long 1/2” FIP
FVSTR
1440W-1500W 2.16 Gallon Mini Instant Electric Water Heater - 110V-120V Under Sink Tank, Compact Hot Storage for RV, Trailer, Kitchen, Point-of-Use, Includes 2 PCs 16” Long 1/2” FIP
14% Off
Why We Love It
  • Instant hot water supply.
  • Compact and space-saving design.
  • Easy to install and maintain.
Main Highlights
  • 💧 Point of Use Design The 2.16 gallon Electric Water Heater is designed to provide immediate hot water at various points of use, making it ideal for homes, offices, and small commercial settings.
  • 🏠 Compact and Durable Its compact design saves space, making it suitable for installation in tight spots. The stainless steel construction ensures durability and resistance to corrosion, providing a long-lasting hot water solution
  • 💧 Drain Valve Includes a built-in drain valve for easy maintenance and hassle-free water drainage. This feature simplifies the process of cleaning and maintaining the unit, prolonging its operational life.
  • 🔧 Easy Installation The compact and versatile design allows for straightforward installation in various locations. Detailed installation instructions are included, ensuring a hassle-free setup process.
  • 👌 Adjustable Thermostat Equipped with a precise adjustable thermostat, this water heater allows you to set and maintain the perfect water temperature for your needs, ensuring comfort and energy efficiency
  • 🔋 Standard 120-volt electrical connection , this water heater is easy to install without the need for specialized electrical work, fitting seamlessly into most residential and light commercial environments.
  • 💡Note:First time use may take hours to get the hot water. When you first time to use the tank heater ,Must full fill the water heater in the tank,And if you long time not use the tank ,you should pull out the water inside.
8.8
Excellent
Save 14%
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9
8.7
Excellent
DAORDAER 110/120v 1.5kw Mini Tank Electric Water Heater 2.5 Gallon Compact Under Sink Water Heater Knob Temperature Adjustment Instant Hot Water Heater for Home Kitchen (White)
Daordaer
DAORDAER 110/120v 1.5kw Mini Tank Electric Water Heater 2.5 Gallon Compact Under Sink Water Heater Knob Temperature Adjustment Instant Hot Water Heater for Home Kitchen (White)
Free Shipping
Why We Love It
  • Heats water quickly.
  • Highly energy efficient.
  • Compact and easy installation.
Main Highlights
  • 2.5 GALLONS ELECTRIC MINI-TANK WATER HEATER - DAORDAER Mini Tank Electric Water Heater stores up to 2.5 Gallons of water With 1.5 KW output, it heats water up quickly. Its fast recovery rate eliminates the long wait for hot water at your sink. Thermal efficiency is 98%, Maximum temperature reach 167℉, It is the perfect companion for sinks, bringing you a perfect experience of comfort and relaxation.
  • 86 ℉ TO 149℉ KNOB ADJUSTMENT - Our electric water heater is equipped with a knob to adjust the temperature, 86 ℉ TO 149 ℉ can be set freely to achieve a constant temperature effect.Automatic heat preservation and storage of hot water, The built-in smart chip heats up to the temperature you set, and automatically Insulation when heated to the specified temperature.(Note: Wait for 10-20 minutes for the first heating. When the heat preservation lamp is on, you can turn on the tap and use it)
  • SAFE DURABLE & ENERGY EFFICIENT - DAORDAER instant water heaters under sinks are stainless steel tanks designed for efficiency and durability. anti-pressure, explosion-proof and corrosion-resistant, keep your water cleaner. Multiple safety protection functions protect you from the risk of scald, leakage, or other injury.98% Thermal efficiency to help reduce energy and costs.
  • EASY TO INSTALL - 2.5 gallons on demand hot water heaters are compact and easy to install in the bathroom, kitchen, and under the sink. The cold water pipe has a safety valve, which is marked with a water pressure of 0.75MPa. When the water pressure in your home is greater than this value, the safety valve will automatically drain.
  • SAFE TO USE - With high temp protection, dry heating protection, and electrical leakage protection you can rest easily knowing you have safe, on-demand hot water to use on your schedule. And continue to keep warm for a long time under the state of electricity.
8.7
Excellent
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10
8.7
Excellent
Ganggend 2.5 Gallon Electric Water Heater, 110V-120V 1.5KW Mini Under Sink Water Heater, Portable Instant Hot Water Heater for RV TR Trailer Kitchen Compact Wall Mounted, White + Orange
Ganggend
Ganggend 2.5 Gallon Electric Water Heater, 110V-120V 1.5KW Mini Under Sink Water Heater, Portable Instant Hot Water Heater for RV TR Trailer Kitchen Compact Wall Mounted, White + Orange
Free Shipping
Why We Love It
  • High quality and safe.
  • Compact 2.5 gallon design.
  • Adjustable temperature control.
Main Highlights
  • High Quality & Safety to Use - This 110V electric water heater is made of 0.04inch thicker 304 stainless steel, With high-temperature multi-layer that ensure this water heater is corrosion-resistant, rust resistant and strong pressure bearing, The 1500W stainless steel heating tubes helps to speed up the heating processs and reduce waiting time for hot water, It equipped with multiple safety protections that can guards against burns, electric shocks and other injuries effectively.
  • 2.5 Gallon Compact Design - This instant hot water heater under sink comes with 2.5 gallon capacity glass-lined tank, It can store 2.5 gallons water to provide hot water where you need it, The fast recovery rate will eliminates the long waits times for hot water.
  • Adjustable Temperature Control - The mini water heater machine supports temperature adjust from 86°F to 149°F, It equipped with a LCD screen displaying that indicates the working status, It has a built-in smart chip that the hot water heater is automatically insulates to keeps water warm when it reaches the desired temperature.
  • Energy Saving & Compact - This small water heater has excellent energy efficiency level, Our water heaters with thermal efficiency up to 90% and a maximum temperature of 149℉, Providing immediate hot water when you use and it's constant temperature function will save more energy and time, It offering up to 24 hours of heat preservation on power-on mode and up to 2 hours on power-off mode.
  • Easy To Use - This hot water heater is suitable for 1/2'' NPT water connection tube, We have provided the necessary accessories you needed, Complete accessories and fast installation, The 2.5 gallons small tank water heaters size:11.4"L x 11.4"H x 10.3"W, The compact design,saves more space and can be under sink,shelves, wall, or floor-mounted, It can be widely used in kitchens, bathrooms, offices,RVs, hair salons and etc.
8.7
Excellent
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