Top 10 Best Water Heaters

# 1
Rinnai V Series HE Tankless Hot Water Heater: Outdoor Installation
107 Reviews
Rinnai V Series HE Tankless Hot Water Heater: Outdoor Installation
  • Endless hot water for your entire home
  • V53DeP HE High Efficiency Tankless Hot Water Heater - Propane: Outdoor Installation Only
  • Up to 5.3 GPM hot water flow rate (varies by groundwater temp)
  • 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)
Sale# 2
EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology
723 Reviews
EcoSmart ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology
  • Lifetime warranty
  • Save up to 60-percent on your water heating cost with an ECOSMART electric tankless water heater
  • Never run out of hot water with an ECOSMART tankless water heater
  • Patented Self Modulating Technology and design
  • ECOSMART tankless water heaters are 99.8-percent energy efficient.Uniform Energy Factor:0.98
Sale# 3
EcoSmart ECO 27 Electric Tankless Water Heater, 27 KW at 240 Volts, 112.5 Amps with Patented Self Modulating Technology
2,577 Reviews
EcoSmart ECO 27 Electric Tankless Water Heater, 27 KW at 240 Volts, 112.5 Amps with Patented Self Modulating Technology
  • Savings of up to 50% on water heating costs. Dimensions :17H x 17W x 3.625D inches ;Pipes fittings :3/4 inch NPT
  • Digital temperature control in 1-degree increments allows control of hot water; Activation Flow: 0.3 GPM
  • Copper and stainless components designed for efficiency, durability and easy replacement.
  • Compact size saves valuable storage space, while the stylish and advanced design is pleasing to the eye and Copper and stainless components designed for efficiency, durability and easy replacement.
  • Prior to purchase & installation, please verify that this model is the right size for your hot water needs and electrical requirements. Electrical requirements: 27 kW, 240 volts, (3) 40 required breakers, 112.5 maximum power (AMP), (3) 8 required wire.Amperage Draw:113 A
  • Required Breaker Quantity: Three 40 Amp Double Pole
  • Recommended Electrical Panel: 200 Amps
  • NEVER run out of hot water with an ECOSMART tankless water heater.
  • Save up to 12 cubic feet of storage space.
  • Digital temperature control in 1-degree increments gives users complete control of hot water
# 4
Rinnai V Series HE Tankless Hot Water Heater: Indoor Installation
122 Reviews
Rinnai V Series HE Tankless Hot Water Heater: Indoor Installation
  • Endless hot water for your entire home
  • V65iN HE High Efficiency Tankless Hot Water Heater - Natural Gas: Indoor Installation Only
  • Up to 6.5 GPM hot water flow rate (varies by groundwater temp)
  • 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)
# 5
ECOTOUCH Electric Tankless Water Heater Point-of-Use Hot Water Heater Digital Display for Energy Efficiency 5.5kW at 240V, White
101 Reviews
ECOTOUCH Electric Tankless Water Heater Point-of-Use Hot Water Heater Digital Display for Energy Efficiency 5.5kW at 240V, White
  • 【INSTANT & SUFFICIENT HOT WATER】Applied with 5.5KW heating system, the electric water heater supplies instant, consistent and endless hot water of 116℉or higher temp shortly, no waiting for preheat nor terrible temp up & down, perfect companion for sinks. Time to get rid of those "lukewarm" toys.
  • 【SMART SELF ADJUSTMENT】The hot water heater adjusts power input based on flow rate and temp setting in real time. For example, less power will be applied by the system when waterflow reduced, thus you still get ideal temperature instead of scalding hot water, which means comfortable experience. Optimal energy efficiency of 98% saves considerable electric charge.
  • 【CONVENIENT USE】The tankless water heater comes with digital display & touch control panel so temp setting is easy job. Now turn on the tap and let the smart unit do the rest, you needn’t go through hard lesson about temp setting by a mixer tap without any hint. The Black model comes with Remote control, useful for installation under sink.
  • 【SAFE and DURABLE】Applied with multiple protection devices, every piece goes through strict tests to ensure 100% safe. Inner water and electricity lines are designed to run separately so as to avoid leakage or harm of scale build up. Approval by ETL and qualifies for UL, you can expect outstanding performance for years to come.
  • 【POINT of USE】The sleek tankless water heater is compact as an oatmeal box, making it possible to install anywhere close to outlet and avoid energy waste. It can be mounted horizontally, vertically, obliquely, ideal for kitchen, bar, school, hospital, community and hair salon. Please verify it is the right size for you: [email protected]; dimensions 11" x 7.5" x 2.35"; pipes fittings :1/2" NPT.
# 6
Stiebel Eltron Tankless Water Heater – Tempra 24 Plus – Electric, On Demand Hot Water, Eco, White
665 Reviews
Stiebel Eltron Tankless Water Heater – Tempra 24 Plus – Electric, On Demand Hot Water, Eco, White
  • CONTINUOUS FLOW – Advanced Flow Control German patented technology invented by Stiebel Eltron, automatically maintains water temperature for constant comfort. It’ll reduce flow slightly if hot water demand exceeds capacity. Hot showers will never be interrupted again.
  • 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. Eco friendly unit saves energy with auto-modulation and the ability to electronically measure water flow. Savings monitor even shows how much you save on energy costs.
  • EASY OPERATION – Electronic flow sensor switches on the powerful solid copper interior heating system of the water heater. It’s noise free while in use and has a digital temperature display and preset temperature memory buttons.
  • TEMPRA 24 PLUS – This specific model is 24kW, 240V/208V, requires a min. recommended household electric service of 150 A, and offers an output water temperature of 86˚ to 140˚F. Check our guides below to compare features of our various Trend and Plus models, each available in different kW levels.
  • WARRANTIES INCLUDED – Stiebel Eltron’s top-rated electric tankless water heaters perform with the highest standards for comfort and reliability. Our 7-Year Leakage and 3-Year Parts Warranties are included with purchase.
# 7
Titan N-120 Tankless Water Heater, 220 V, 54 Max Amps
58 Reviews
Titan N-120 Tankless Water Heater, 220 V, 54 Max Amps
  • Tankless Water Heater
  • 220 V
  • 54 Max Amps
# 8
Rheem 240V Heating Chamber RTEX-13 Residential Tankless Water Heater
94 Reviews
Rheem 240V Heating Chamber RTEX-13 Residential Tankless Water Heater
  • External adjustable digital thermostatic control with LED display (+/1 degree accuracy
  • Durable Copper immersion two heating elements, field Serviceable.Self-modulating power control
  • Simple installation – 1/2 NPT adapters included; side 1/2 inch Compression water connections
  • 99.8% energy efficient. External controls to adjust temperature in increments of 1°f. Water-Saver Shower Head – 1.5 GPM
  • Threaded for easy replacement, simple installation, digital temperature display 54 A. 13kW Model Flow Rate: up to 3.17 GPM
  • 54 A
# 9
Rheem 240V 2 Heating Chambers RTEX-18 Residential Tankless Water Heater, small, GREY
73 Reviews
Rheem 240V 2 Heating Chambers RTEX-18 Residential Tankless Water Heater, small, GREY
  • 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
# 10
Takagi T-H3-DV-N Condensing High Efficiency Natural Gas Indoor Tankless Water Heater, 10-Gallon Per Minute
97 Reviews
Takagi T-H3-DV-N Condensing High Efficiency Natural Gas Indoor Tankless Water Heater, 10-Gallon Per Minute
  • Endless hot water, On-demand usage, Compact, Space saving, Energy conservation
  • Computerized safety features, No pilot light to have to worry about
  • Satisfies the 2012 SCAQMD Rule 1146.2 for Ultra-Low NOx Emissions

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