Top 10 Tankless Hot Water Heater – Water Heaters

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1. EcoSmart

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

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EcoSmart #ad - Lifetime warranty. Ecosmart tankless water heaters are 99. 8-percent energy efficient. Uniform Energy Factor:098. Save up to 60-percent on your water heating cost with an ECOSMART electric tankless water heater. Patented self Modulating Technology and design. Never run out of hot water with an ECOSMART tankless water heater.
BrandEcoSmart #ad
ManufacturerEcosmart #ad
Height11.5 Inches
Length3.75 Inches
Weight6.5 Pounds
Width8 Inches
Part NumberECO 11
ModelECO 11
WarrantyLifetime Warranty on electronics, exchanger and element. Warranty only covers cost of heater; does not cover labor or any incidental damages.

2. EcoSmart

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Ecosmart ECO 18 Electric Tankless Water Heater, 18 KW at 240 Volts with Patented Self Modulating Technology,White

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EcoSmart #ad - Save up to 12 cubic feet of storage space. The product is highly durable. Digital temperature control in 1-degree increments gives users complete control of hot water. Never run out of hot water with an ECOSMART tankless water heater. 75 a. Lifetime warranty for residential use. Copper and stainless components. Manufactured in China. Save up to 60% on your water heating costs with the most advanced, self modulating technology available. The product is easy to use.
BrandEcoSmart #ad
ManufacturerEcosmart #ad
Height17 Inches
Length3.63 Inches
Weight14 Pounds
Width14 Inches
Part NumberECO 18
ModelECO 18
WarrantyLifetime Warranty on electronics, exchanger and element. Warranty only covers cost of heater; does not cover labor or any incidental damages.

3. Bosch Thermotechnology

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Shelf, Wall or Floor Mounted, Bosch Electric Mini-Tank Water Heater Tronic 3000 T 4-Gallon ES4, Eliminate Time for Hot Water

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Bosch Thermotechnology #ad - 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. 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.

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. Dimensions : 13. 75 w x 13. 75 h x 13. 5 d inches. Convenient hot water heater: 4 gallon point-of-use mini-tank fits under your sink to provide hot water right where you need it. Long lasting quality: this electric water heater is easy to maintain and has premium glass-lined material for a long service life. Thermal efficiency is 98%.
BrandBosch Thermotechnology #ad
ManufacturerBOSCH THERMOTECHNOLOGY #ad
Height13.75 Inches
Length13.75 Inches
Width13.5 Inches
Part Number7738004997
ModelES4 Tronic 3000 T
Warranty6 year warranty on unit, 2 year warranty on parts

4. Rheem

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Small, Gray, Rheem RTEX-18 18kW 240V Electric Tankless Water Heater

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Rheem #ad - External digital thermostatic control with LED display +/1 degree accuracy. Flow rate- up to 4. 4 gpm. Simple installation – bottom 3/4 inch NPT water connections. Most advanced self-modulation, adjust power to meet hot water demand. Threaded for easy replacement, simple installation, digital temperature display. Durable copper immersion two heating elements, field Serviceable.
BrandRheem #ad
ManufacturerRheem #ad
Height14.5 Inches
Length18.25 Inches
Width3.5 Inches
Part NumberRTEX-18
ModelRTEX-18

5. Rheem

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Rheem 240V Heating Chamber RTEX-13 Residential Tankless Water Heater, GRAY

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Rheem #ad - Water-saver shower Head – 1. 5 gpm. 99. 8% energy efficient. Threaded for easy replacement, simple installation, digital temperature display 54 A. External adjustable digital thermostatic control with LED display +/1 degree accuracy. External controls to adjust temperature in increments of 1°f. Simple installation – 1/2 NPT adapters included; side 1/2 inch Compression water connections. Durable copper immersion two heating elements, field Serviceable. Self-modulating power control. 13kw model flow Rate: up to 3. 17 gpm. 54 a.
BrandRheem #ad
ManufacturerRheem #ad
Height3.63 Inches
Length12.63 Inches
Width8.25 Inches
Part NumberRTEX-13
ModelRTEX-13

6. Rinkmo

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Rinkmo Electric Tankless Water Heater 18KW 240V Instant Hot On Demand Residential Electric Water Heater for Bathroom Bathtub rv Whole House Shower Sink Small

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Rinkmo #ad - No sudden temp changes. Water Flow is 066gpm/2. 5l/min. The 24kw tankless water heater requires 3 x 40 AMP breakers and 3 x 8 AWG wire, and the Min. Easy to install and operation, set temp by turning the button, press the button to switch between Fahrenheit/ Celsius. Compact size save spacerinkmo water heater only like a small suitcase, save your space and giving more to your living area.

Water flow is 04gpm/1. 5l/min. Tipsplease notice that the 18kw tankless water heater requires 2 x 40 amp breakers and 2 x 8 awg wire, the min. Stable water temp for whole houseour smart modulating technology and formula to calculate the difference between the desired temp and current temp, adjusts power input based on flow rate and temp setting in real time by our temp sensors and flow sensors. Save money save costno need to preheat before using instant tankless water heater. After using our rinkmo high efficient water heater, you can get hot water within 3s; Create heat without direct contact with metals, due to our heater is 99.

8% energy efficient, you will find your water heating costs Reduce Up to 60%, No mineral buildup so you don't need to maintenance or fix it and replace the heater coils, No expensive maintenanc cost in the future. No sudden temp changes. Stable water temp for whole house our smart modulating technology and formula to calculate the difference between the desired temp and current temp, adjusts power input based on flow rate and temp setting in real time by our temp sensors and flow sensors.
BrandRinkmo #ad
ManufacturerRinkmo #ad
Height17 Inches
Length13.12 Inches
Width3.12 Inches
Part NumberEI18
ModelEI18

7. Stiebel Eltron

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On Demand Hot Water, Stiebel Eltron Tankless Water Heater – Tempra 24 Plus – Electric, 20.2, Eco, White

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Stiebel Eltron #ad - Tempra 24 plus – this specific model is 24kw, and offers an output water temperature of 68° to 140°F. Space & energy saver – its small, sleek white design saves space yet still provides endless hot water for your whole house, and no venting is required. Hot showers will never be interrupted again.

Check our guides below to compare features of our various Trend and Plus models, requires a min recommended electric service of 150 A, 240V, each available in different kW levels. Has a digital temperature display and preset temperature and memory buttons, while the interior solid copper heating system does all the power work. Warranties included – stiebel eltron’s top-rated electric tankless water heaters perform with the highest standards for comfort and reliability. Eco friendly unit saves energy with auto-modulation and the ability to electronically control water flow.

Easy operation – electronic switch activates the hot water heater and it’s noise free while in use. Continuous flow – advanced flow control patented technology invented by Stiebel Eltron, automatically maintains water temperature for constant comfort. It’ll reduce flow slightly if hot water demand exceeds capacity. Our 7-year leakage and 3-Year Parts Warranties are included with purchase. Savings monitor even shows how much you save on energy costs.
BrandStiebel Eltron #ad
ManufacturerStiebel Eltron #ad
Height14.5 Inches
Length4.63 Inches
Width16.63 Inches
Part Number239222
Model239222

8. Happybuy

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Happybuy Tankless Water Heater Propane 18L Propane Water Heater 4.8GPM 36 KW Propane Tankless WaterHeater Stainless Steel on Demand Water Heater Propane Fit for Home Outdoor RV Use

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Happybuy #ad - Wall-mount & details- this gas water heater is light-weight & portable to be installed on the wall, tree, gas emission tube, and copper water tank.6-in-1 multi protections- our propane water heater is upgraded with six protection ways to ensure your security on the shower, anti-frozen protection, over water pressure protection, such as Over 75℃167 °F protection, 20min timer, no flame protection, low water flow protection, etc.

Diversible use scenarios- ce test passed, endless hot water, fast to heat, outdoor cleaning, etc. Start at a 0015 mpa low water pressure; normal working pressure is 002 mpa-08 mpa. Effortless control- you can easily adjust the water temperature by rotating the gas & water knobs on the panel.

Switch the summer/winter mode to change the fire row amount, and save 40% gas in your bill. The combustion device will reach ≥808% thermal efficiency to save 11. 5% energy. Instant, pet washing, camping and trip road, this propane hot water heater is perfect for showering, enjoy a comfortable showering at any time & any location. Provide you with constant hot water, especially in winter or cold places.
BrandHappybuy #ad
ManufacturerHappybuy #ad
Height25.6 Inches
Length13.7 Inches
Width6.3 Inches

9. BISELONG

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Hot Water Output of 2.5 Gallon, 1 PCs 16” Long 1/2”FIP Stainless Steel Water Hoses, 110V-120V Electric Mini-Tank Hot Water Heater Storage,1.5KW Kitchen Household Compact Size Point-of-Use

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BISELONG #ad - Safe durable & longevitymade of stainless steel and never rust,anti-leakage plug,multiple safety protection functions protect you from the risk of scald, leakage or other injury. Premium plastic shell is corrosion resistant,This mini hot water heater is ideal for kitchen, school, hospital, bar, community and RV.

One-year warranty and 24H customer service support, feel free to contact us. Smart inverter for energy savingautomatic heat preservation and storage of hot water, 2. 5 gallon point-of-use mini-tank fits under your sink to provide hot water right where you need it. Fast recovery rateeliminates 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,8-15 minutes to heat to your desired temperature.

Compact designcan be shelf, wall or floor mounted water inlet and outlet upward; dimensions: 13. 0''l x11. 4''w x106''h; 9. 5lbs; 1/2″npt NPT. 1. 5 kw, 110-220 volts. Thermal efficiency is 98%,maximum temperature167℉,The built-in smart chip heats up to the temperature you set, and automatically Insulation when heated to the specified temperature.
BrandBISELONG #ad
ManufacturerBISELONG #ad

10. Rinnai

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Rinnai V53DeP RV53DeP, 5.3 GPM, V53DeP-Propane/5.3

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Rinnai #ad - Control-r 2. 0 mobile app features timers and schedules throughout the day and allows you to remotely put the system into vacation mode. Residential factory warranty - 120 months heat exchanger, 12 months labor, 60 months parts. Endless hot water for your entire home. Up to 5. 3 gpm hot water flow rate varies by groundwater temp. V53dep he high efficiency tankless Hot Water Heater - Propane: Outdoor Installation Only.
BrandRinnai #ad
ManufacturerRinnai #ad
Height0 Inches
Length0 Inches
Width0 Inches
Part NumberV53DeP
ModelV53DeP
WarrantySee Manufacturer