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Tankless Water Heaters

Tankless hot water heaters are high-efficiency. If you get your hot water from a boiler/tank right now, you may save hundreds of dollars per month, depending on your usage. The reason you will save so much money is that the tankless heater only uses energy when the water is flowing. Systems with tanks run constantly to maintain the water temperature of the entire volume of water in the tank at whatever temperature you set. What a waste!Buy tankless hot water heaters on sale

 


Searching for the right tankless water heater to buy and need assistance? Give us a quick call at 305-791-1101.

Use our powerful Tankless Feature Search Wizard here. –>

GadgetsGo.com is an Authorized Dealer for most major manufacturers including Drakken (a.k.a. American Heat, iHeat), Ecosmart, Chronomite, Eemax, Eccotemp, Rinnai, Bradford White, Noritz, Titan, Stiebel-Eltron, Marey, Quietside, and Bosch.

(Tankless water heaters are also referred to in different terms, depending on the manufacturer: inline water heaters, instant heat water heater, flow through water heater, flow through water heaters, ondemand water heater, tankless boiler, electric water heaters, electronic water heater, electrical water heaters, gas water heaters. You get the idea...)

  • Original price $59.99 - Original price $64.94
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    $59.99 - $64.94
    $59.99 - $64.94
    Current price $59.99

    Heating Element HE 90240 9 kW 240V EcoSmart ECO 18, ECO 27, ECO 36

    ECOSMART US LLC

    HE90240 9kW Replacement Heater Element for Tankless Water Heaters 9000 watt at 240 volts heating element for the EcoSmart ECO 18, ECO 27, and ECO ...

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    Original price $59.99 - Original price $64.94
    Original price
    $59.99 - $64.94
    $59.99 - $64.94
    Current price $59.99
  • Original price $36.95 - Original price $64.94
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    $36.95 - $64.94
    $36.95 - $64.94
    Current price $36.95

    Heating Element HA-P005 9 kW 240V Eemax HA027240 HA018240 etc.

    Eemax

    HA-P005 9kW Replacement Heater Element for Tankless Water Heaters 9000 watt at 240 volts heating element for several Eemax electric tankless water...

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    Original price $36.95 - Original price $64.94
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    $36.95 - $64.94
    $36.95 - $64.94
    Current price $36.95
  • Chronomite Instant-Flow SR Tankless Water Heater
    Chronomite Instant-Flow SR Tankless Water Heater
    Original price $156.00 - Original price $175.90
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    $156.00 - $175.90
    $156.00 - $175.90
    Current price $156.00

    Chronomite Instant-Flow SR Tankless Water Heater

    Chronomite Laboratories, Inc.

    The Chronomite Instant-Flow SR Tankless Hot Water Heater is an excellent basic instant water heater for numerous uses. It features low installation...

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    Original price $156.00 - Original price $175.90
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    $156.00 - $175.90
    $156.00 - $175.90
    Current price $156.00
  • Original price $4,505.00 - Original price $4,524.95
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    $4,505.00
    $4,505.00 - $4,524.95
    Current price $4,505.00

    Navien NCB-240E Condensing Combination Water Heater-Boiler

    Navien America

    Current stock level: In stock as of Ship out time: Within 1 business day.Delivery time: 1 to 3 business days to most addresses. The NCB-240E i...

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    Original price $4,505.00 - Original price $4,524.95
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    $4,505.00
    $4,505.00 - $4,524.95
    Current price $4,505.00
  • Original price $202.00 - Original price $229.00
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    Current price $202.00

    Chronomite M-series Instant-Flow Micro Water Heater. Output Set Temp.

    Chronomite Laboratories, Inc.

    Buy this Chronomite Instant-Flow Micro Water Heater with adjustable output temperature limits. The Instant Flow Micro uses digital microprocessor t...

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    Original price $202.00 - Original price $229.00
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    $202.00 - $229.00
    $202.00 - $229.00
    Current price $202.00
  • EcoSmart Eco27 27kW 240V Electric Tankless Hot Water Heater SuccessActive
    EcoSmart Eco27 27kW 240V Electric Tankless Hot Water Heater SuccessActive
    Original price $516.19 - Original price $536.14
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    $516.19 - $536.14
    $516.19 - $536.14
    Current price $516.19

    EcoSmart Eco27 27kW 240V Electric Tankless Hot Water Heater

    ECOSMART US LLC

    The EcoSmart Large ECO 27 Electric Tankless Hot Water Heaters let you enjoy endless hot water when you want it, only when you need it. Go Tankless...

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    Original price $516.19 - Original price $536.14
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    $516.19 - $536.14
    Current price $516.19
  • Original price $29.00 - Original price $33.95
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    $29.00 - $33.95
    Current price $29.00

    Thermistor, EcoSmart ECO 18-21-24-27 (THRM-QC-MEDLRG)

    ECOSMART US LLC

    Thermistor THRM-QC-MEDLRG for EcoSmart ECO 18, 21, 24, 27, plus Rheem RTEX & Eemax HomeAdvantage/ProAdvantage MAKE SURE YOUR THERMISTOR TIPS (...

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    Original price $29.00 - Original price $33.95
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    Current price $29.00
  • Navien NCB-180E Condensing Combination Water Heater-Boiler
    Navien NCB-180E Condensing Combination Water Heater-Boiler
    Original price $3,885.00 - Original price $3,904.95
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    $3,885.00 - $3,904.95
    $3,885.00 - $3,904.95
    Current price $3,885.00

    Navien NCB-180E Condensing Combination Water Heater-Boiler

    Navien America

    Current stock level: In stock as of Ship out time: Within 1 business day.Delivery time: 1 to 3 business days to most addresses The NCB-180E is th...

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    Original price $3,885.00 - Original price $3,904.95
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    $3,885.00 - $3,904.95
    $3,885.00 - $3,904.95
    Current price $3,885.00
  • Original price $239.00 - Original price $243.95
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    $239.00 - $243.95
    $239.00 - $243.95
    Current price $239.00

    EcoSmart Eco 11 Electric Tankless Hot Water Heater 11-13kW 220-240V

    ECOSMART US LLC

    The ECO 11 Electric Tankless Hot Water Heater lets you enjoy endless hot water when you want it, only when you need it. Go Tankless and Save. Get ...

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    Original price $239.00 - Original price $243.95
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    $239.00 - $243.95
    $239.00 - $243.95
    Current price $239.00
  • Original price $199.00 - Original price $233.94
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    $199.00 - $233.94
    $199.00 - $233.94
    Current price $199.00

    Eccotemp L5 Portable Tankless Water Heater

    Eccotemp

    The Eccotemp L5 Portable Tankless Heater is the bestselling and original portable propane water heater in the market today.Get instant, unlimited h...

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    Original price $199.00 - Original price $233.94
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    $199.00 - $233.94
    Current price $199.00
  • Original price $385.00 - Original price $389.95
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    Current price $385.00

    EcoSmart Eco 18 Electric Tankless Hot Water Heater 18kW 220-240V

    ECOSMART US LLC

    EcoSmart Eco 18 Electric Tankless Hot Water Heaters let you enjoy endless hot water when you want it, only when you need it. Go Tankless and Save...

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    Original price $385.00 - Original price $389.95
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    $385.00 - $389.95
    $385.00 - $389.95
    Current price $385.00
  • Eemax HA-P022 Flow Sensor Assembly, HA018240 HA027240 HA036240
    Original price $41.95 - Original price $46.90
    Original price
    $41.95
    $41.95 - $46.90
    Current price $41.95

    Eemax HA-P022 Flow Sensor Assembly, HA018240 HA027240 HA036240

    Eemax

    Eemax HA-P022 Flow Sensor Assembly for HA018240, HA024240, HA027240 and HA03624, plus Eemax ProSeries, Rheem RTEX series, and more. This item ship...

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    Original price $41.95 - Original price $46.90
    Original price
    $41.95
    $41.95 - $46.90
    Current price $41.95
  • HA-P002 Heating element 5.5 KW 220V for Eemax HA013240 EEM24013 etc.
    HA-P002 Heating element 5.5 KW 220V for Eemax HA013240 EEM24013 etc.
    Original price $49.99 - Original price $54.94
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    $49.99 - $54.94
    $49.99 - $54.94
    Current price $49.99

    HA-P002 Heating element 5.5 KW 220V for Eemax HA013240 EEM24013 etc.

    Eemax

    Heating element 5.5 kW at 220V (6 kW at 240V) for Eemax HA013240, HA011240, PR013240, PR011240, EEM24013, EEM24011, EEM24006. Also compatible with...

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    Original price $49.99 - Original price $54.94
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    $49.99 - $54.94
    Current price $49.99
  • Original price $39.95 - Original price $44.90
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    Current price $39.95

    Rheem RTE-13 Replacement Heating element 5.5 KW 220V

    GadgetsGo

    This is the replacement heating element for the discontinued Rheem RTE-13 tankless water heater. The element is 5500 W at 220V. The RTE13 heater us...

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    Original price $39.95 - Original price $44.90
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    $39.95 - $44.90
    $39.95 - $44.90
    Current price $39.95
  • Eccotemp i12-LP Propane Indoor Tankless Water Heater black touchscreen
    Eccotemp i12-LP Propane Indoor Tankless Water Heater black touchscreen
    Original price $379.00 - Original price $398.95
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    $379.00 - $398.95
    $379.00 - $398.95
    Current price $379.00

    Eccotemp i12-LP Propane Indoor Tankless Water Heater black touchscreen

    Eccotemp

    Eccotemp i12-LP Indoor Tankless Water Heater This might be the best-looking tankless water heater in the universe. Eccotemp created the i12-LP wit...

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    Original price $379.00 - Original price $398.95
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    $379.00 - $398.95
    $379.00 - $398.95
    Current price $379.00
  • Marey 16L Propane Tankless Water Heater, GA16LPDP
    Marey 16L Propane Tankless Water Heater, GA16LPDP
    Original price $499.00 - Original price $503.95
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    $499.00 - $503.95
    $499.00 - $503.95
    Current price $499.00

    Marey 16L Propane Tankless Water Heater, GA16LPDP

    Marey Heater Corp.

    The Marey 16L Propane is one of the least expensive, highest quality, tankless water heaters in its class. Power goes out in your home? You'll s...

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    Original price $499.00 - Original price $503.95
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    $499.00 - $503.95
    $499.00 - $503.95
    Current price $499.00
  • Navien NCB-210E Condensing Combination Water Heater-Boiler
    Navien NCB-210E Condensing Combination Water Heater-Boiler
    Original price $4,215.00 - Original price $4,234.95
    Original price
    $4,215.00
    $4,215.00 - $4,234.95
    Current price $4,215.00

    Navien NCB-210E Condensing Combination Water Heater-Boiler

    Navien America

    Current stock level: In stock as of Ship out time: Within 1 business day.Delivery time: 1 to 3 business days to most addresses The NCB-210E is th...

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    Original price $4,215.00 - Original price $4,234.95
    Original price
    $4,215.00
    $4,215.00 - $4,234.95
    Current price $4,215.00
  • Chronomite C-Micro 0.2 GPM Instant-Low-Flow Activation CM Water Heater
    Chronomite C-Micro 0.2 GPM Instant-Low-Flow Activation CM Water Heater
    Original price $239.40 - Original price $239.40
    Original price
    $239.40
    $239.40 - $239.40
    Current price $239.40

    Chronomite C-Micro 0.2 GPM Instant-Low-Flow Activation CM Water Heater

    Chronomite Laboratories, Inc.

    The Instant-Flow C-Micro has an ultra-low-flow activation rate of 0.2 GPM (0.75 LPM) plus adjustable output temperature limits. The Instant Flow C-...

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    Original price $239.40 - Original price $239.40
    Original price
    $239.40
    $239.40 - $239.40
    Current price $239.40
  • Eccotemp L10 Outdoor Propane Tankless Water Heater
    Eccotemp L10 Outdoor Propane Tankless Water Heater
    Original price $349.00 - Original price $369.94
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    $349.00 - $369.94
    $349.00 - $369.94
    Current price $349.00

    Eccotemp L10 Outdoor Propane Tankless Water Heater

    Eccotemp

    The Eccotemp L10 Tankless Heater is among hottest ;) propane tankless water heaters currently available.It provides limitless heated water in y...

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    Original price $349.00 - Original price $369.94
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    $349.00 - $369.94
    $349.00 - $369.94
    Current price $349.00
  • Original price $179.00 - Original price $183.95
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    $179.00 - $183.95
    $179.00 - $183.95
    Current price $179.00

    Marey Portable Outdoor LP Propane Tankless Water Heater, Showerhead

    Marey Heater Corp.

    Go anywhere with this small, light, portable tankless water heater. Going camping this summer? Traveling around? Going off-grid? Here's your water...

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    Original price $179.00 - Original price $183.95
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    $179.00 - $183.95
    $179.00 - $183.95
    Current price $179.00
  • Original price $59.99 - Original price $64.94
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    $59.99 - $64.94
    $59.99 - $64.94
    Current price $59.99

    HE 60208 Heating element 8kW-240V 6kW-208V for EcoSmart ECO8

    ECOSMART US LLC

    HE60208 is the replacement Heating element, 6 kW/208V/28.8 amps, (8kW/240V/33 amps) for EcoSmart ECO8 tankless water heaters. Also compatible with...

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    Original price $59.99 - Original price $64.94
    Original price
    $59.99 - $64.94
    $59.99 - $64.94
    Current price $59.99
  • Original price $45.95 - Original price $50.90
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    Current price $45.95

    Rinnai-Ubbink 224064 Vertical Discharge Adapter, 4"

    Rinnai

    Vertical discharge adapter for venting Rinnai LSi series heaters with a male vent connection. An adapter is unnecessary with new Rinnai LSi models ...

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    Original price $45.95 - Original price $50.90
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    $45.95 - $50.90
    $45.95 - $50.90
    Current price $45.95
  • Original price $64.95 - Original price $69.90
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    $64.95 - $69.90
    $64.95 - $69.90
    Current price $64.95

    Eemax EX2194 Replacement Element, ED-series 480V 3-phase heaters

    Eemax

    Replacement Element for ED-series 480V Delta 3-phase heaters. Use for Eemax models including but not limited to the following:ED032480T3, ED02...

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    Original price $64.95 - Original price $69.90
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    $64.95 - $69.90
    $64.95 - $69.90
    Current price $64.95
  • Wall plate for Navien HotButton, part number GXXX001427
    Original price $2.95 - Original price $7.90
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    $2.95 - $7.90
    $2.95 - $7.90
    Current price $2.95

    Wall plate for Navien HotButton, part number GXXX001427

    Navien America

    Wall plate (only) for push button for the on-demand Navien HotButton All items for sale on GadgetsGo.com are genuine and new, not used. The NAVIEN...

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    Original price $2.95 - Original price $7.90
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    $2.95 - $7.90
    $2.95 - $7.90
    Current price $2.95