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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
    Original price
    $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
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    $59.99 - $64.94
    Current price $59.99
  • Original price $72.80 - Original price $77.75
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    $72.80 - $77.75
    $72.80 - $77.75
    Current price $72.80

    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 $72.80 - Original price $77.75
    Original price
    $72.80 - $77.75
    $72.80 - $77.75
    Current price $72.80
  • Chronomite Instant-Flow SR Tankless Water Heater
    Chronomite Instant-Flow SR Tankless Water Heater
    Original price $218.40 - Original price $218.40
    Original price
    $218.40
    $218.40 - $218.40
    Current price $218.40

    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 $218.40 - Original price $218.40
    Original price
    $218.40
    $218.40 - $218.40
    Current price $218.40
  • Original price $34.99 - Original price $44.94
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    $34.99 - $44.94
    Current price $34.99

    EcoSmart Thermistor Short metal tips, Yellow and Red Wires

    ECOSMART US LLC

    Thermistor  NOTE: Make sure you choose the correct size for your water heaters! NO RETURNS ON THIS ITEM. MAKE SURE YOUR THERMISTOR TIPS (plug con...

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    Original price $34.99 - Original price $44.94
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    $34.99 - $44.94
    Current price $34.99
  • Original price $299.00 - Original price $299.00
    Original price
    $299.00
    $299.00 - $299.00
    Current price $299.00

    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 $299.00 - Original price $299.00
    Original price
    $299.00
    $299.00 - $299.00
    Current price $299.00
  • EcoSmart Eco27 27kW 240V Electric Tankless Hot Water Heater SuccessActive
    EcoSmart Eco27 27kW 240V Electric Tankless Hot Water Heater SuccessActive
    Original price $653.40 - Original price $673.35
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    $653.40 - $673.35
    $653.40 - $673.35
    Current price $653.40

    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 $653.40 - Original price $673.35
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    $653.40 - $673.35
    Current price $653.40
  • Original price $41.98 - Original price $46.93
    Original price
    $41.98
    $41.98 - $46.93
    Current price $41.98

    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 $41.98 - Original price $46.93
    Original price
    $41.98
    $41.98 - $46.93
    Current price $41.98
  • Original price $265.05 - Original price $270.00
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    $265.05 - $270.00
    Current price $265.05

    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 $265.05 - Original price $270.00
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    $265.05 - $270.00
    Current price $265.05
  • Sold out
    Original price $49.95 - Original price $54.90
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    $49.95 - $54.90
    Current price $49.95

    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 $49.95 - Original price $54.90
    Original price
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    $49.95 - $54.90
    Current price $49.95
    Sold out
  • Original price $199.00 - Original price $203.95
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    $199.00 - $203.95
    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 $203.95
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    $199.00 - $203.95
    Current price $199.00
  • Original price $495.00 - Original price $499.95
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    $495.00 - $499.95
    Current price $495.00

    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 $495.00 - Original price $499.95
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    $495.00 - $499.95
    Current price $495.00
  • 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 $59.90 - Original price $64.85
    Original price
    $59.90 - $64.85
    $59.90 - $64.85
    Current price $59.90

    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 $59.90 - Original price $64.85
    Original price
    $59.90 - $64.85
    $59.90 - $64.85
    Current price $59.90
  • 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 $299.00 - Original price $299.00
    Original price
    $299.00
    $299.00 - $299.00
    Current price $299.00

    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 $299.00 - Original price $299.00
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    $299.00
    $299.00 - $299.00
    Current price $299.00
  • Original price $59.99 - Original price $64.94
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    $59.99 - $64.94
    Current price $59.99

    HE60208 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
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    $59.99 - $64.94
    Current price $59.99
  • Original price $179.00 - Original price $183.95
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    $179.00 - $183.95
    Current price $179.00

    Marey GA5PORT 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
    Current price $179.00
  • Original price $136.00 - Original price $136.00
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    $136.00
    $136.00 - $136.00
    Current price $136.00

    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 $136.00 - Original price $136.00
    Original price
    $136.00
    $136.00 - $136.00
    Current price $136.00
  • Navien NPE180A Gas/Propane 97% efficient Tankless Water Heater
    Original price $1,701.70 - Original price $1,721.65
    Original price
    $1,701.70 - $1,721.65
    $1,701.70 - $1,721.65
    Current price $1,701.70

    Navien NPE-180A NG-LP Indoor-Outdoor Condensing Tankless Water Heater

    Navien America

    The new model  # is NPE180A2NG Current stock level: In stock as of Ship out time: Within 1 business day.Delivery time: 1 to 3 business days to mos...

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    Original price $1,701.70 - Original price $1,721.65
    Original price
    $1,701.70 - $1,721.65
    $1,701.70 - $1,721.65
    Current price $1,701.70
  • Original price $218.40 - Original price $223.35
    Original price
    $218.40
    $218.40 - $223.35
    Current price $218.40

    Chronomite S-30L 120v 27 amps 3000W Instant-Flow Tankless Water Heater

    Chronomite Laboratories, Inc.

    Original S-30L/120 version of Instant-Flow: 120v, 27 amps, 3000 watts Perfect for low-flow and single point-of-use installations such as sinks and ...

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    Original price $218.40 - Original price $223.35
    Original price
    $218.40
    $218.40 - $223.35
    Current price $218.40
  • Wall plate for Navien HotButton, part number GXXX001427
    Original price $5.95 - Original price $10.90
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    $5.95 - $10.90
    $5.95 - $10.90
    Current price $5.95

    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 $5.95 - Original price $10.90
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    $5.95 - $10.90
    $5.95 - $10.90
    Current price $5.95
  • Original price $209.99 - Original price $209.99
    Original price
    $209.99
    $209.99 - $209.99
    Current price $209.99

    Marey Power Pak Plus 220v POU Water Heater

    Marey Heater Corp.

    The Marey Power Pak Plus is the most flexible, adaptable point of use electric on-demand water heater currently available. Not sure how many amps ...

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    Original price $209.99 - Original price $209.99
    Original price
    $209.99
    $209.99 - $209.99
    Current price $209.99
  • Original price $200.00 - Original price $219.95
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    $200.00 - $219.95
    $200.00 - $219.95
    Current price $200.00

    EcoSmart POU 3.5 Point of Use 3.5kW Electric Water Heater

    ECOSMART US LLC

    The EcoSmart Point of Use Water Heater gives you hot water only when you need it. ≈ Save energy, water and on overall material cost ≈ No standby h...

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    Original price $200.00 - Original price $219.95
    Original price
    $200.00 - $219.95
    $200.00 - $219.95
    Current price $200.00
  • Original price $63.82 - Original price $68.77
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    $63.82 - $68.77
    $63.82 - $68.77
    Current price $63.82

    Eemax EX278A Standard Temperature Thermostat

    Eemax

    EX278A-Kit Emergency Cut-off ("ECO") Standard Temperature Range Thermostat for EX and SP series point-of-use Eemax tankless water heaters

    Original price $63.82 - Original price $68.77
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    $63.82 - $68.77
    $63.82 - $68.77
    Current price $63.82
  • Original price $59.99 - Original price $64.94
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    $59.99 - $64.94
    $59.99 - $64.94
    Current price $59.99

    HE55220 Replacement Heating element 5.5 KW 220V, EcoSmart ECO11, POU6

    ECOSMART US LLC

    HE55220 is the replacement heating element for tankless water heaters with 5.5 kW at 220V (6 kW at 240V) for EcoSmart POU 6, ECO 11. Also compatibl...

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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 $773.48 - Original price $793.43
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    $773.48 - $793.43
    $773.48 - $793.43
    Current price $773.48

    EcoSmart ECO 36 High-Capacity 36 kW Electric Tankless Water Heater

    ECOSMART US LLC

    This 36 kilowatt tankless water heater is ideal for large, single family homes with multiple hot water applications The ECO 36 is EcoSmart's the m...

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    Original price $773.48 - Original price $793.43
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    $773.48 - $793.43
    $773.48 - $793.43
    Current price $773.48
  • Original price $35.00 - Original price $39.95
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    $35.00 - $39.95
    $35.00 - $39.95
    Current price $35.00

    Flow Sensor Assembly Part for EcoSmart ECO 8, ECO 11 (FSA NFSML)

    ECOSMART US LLC

    Flow sensor assembly part for EcoSmart ECO 8, ECO 11   Part Number FSA NFSML Item Weight 2 ounces Product Dimensions 1.5 x 1.5 x 0.8 inche...

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    Original price $35.00 - Original price $39.95
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    $35.00 - $39.95
    $35.00 - $39.95
    Current price $35.00
  • Original price $598.00 - Original price $602.95
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    $598.00 - $602.95
    $598.00 - $602.95
    Current price $598.00

    EcoSmart ECO24 24kW 220-240V Electric Tankless Hot Water Heater

    ECOSMART US LLC

    The EcoSmart ECO 24 Electric Tankless Hot Water Heaters let you enjoy endless hot water when you want it, only when you need it. Go Tankless and ...

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    Original price $598.00 - Original price $602.95
    Original price
    $598.00 - $602.95
    $598.00 - $602.95
    Current price $598.00
  • Original price $780.00 - Original price $780.00
    Original price
    $780.00
    $780.00 - $780.00
    Current price $780.00

    Chronomite E-series Instant-Temp Electric Water Heater

    Chronomite Laboratories, Inc.

    The Instant-Temp Instant Hot Water Heater is Chronomite's top of the line model. This instant, point-of-use water heater features easy-to-access, e...

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    Original price $780.00 - Original price $780.00
    Original price
    $780.00
    $780.00 - $780.00
    Current price $780.00
  • Original price $83.99 - Original price $88.95
    Original price
    $83.99 - $88.95
    $83.99 - $88.95
    Current price $83.99

    HA-P025 Control Board PCB, Eemax HA018240, HA027240, HA036240

    Eemax

    Control Board PCB for Eemax HA027240, HA018240 and HA036240 Eemax tankless water heater technical overview The HA018240 is the medium sized model ...

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    Original price $83.99 - Original price $88.95
    Original price
    $83.99 - $88.95
    $83.99 - $88.95
    Current price $83.99
  • Original price $560.58 - Original price $580.53
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    $560.58 - $580.53
    $560.58 - $580.53
    Current price $560.58

    EcoSmart Smart SPA 11 Electric Spa Water heater

    ECOSMART US LLC

    EcoSmart Spa Heaters offer improved design, functionality, and user control over traditional spa heaters and provide users with either a supplemen...

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    Original price $560.58 - Original price $580.53
    Original price
    $560.58 - $580.53
    $560.58 - $580.53
    Current price $560.58
  • Original price $453.39 - Original price $1,693.06
    Original price
    $453.39
    $453.39 - $1,693.06
    Current price $453.39

    Eemax SPEX95T 240V 40 amp LavAdvantage Electric Water Heater

    Eemax

    LavAdvantage SPEX95T: 9.5 kW Thermostatic point of use water heater for hand washing and other low-flow applications that require precise temperat...

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    Original price $453.39 - Original price $1,693.06
    Original price
    $453.39
    $453.39 - $1,693.06
    Current price $453.39
  • Marey Power Gas 5L LP/NG Tankless Water
    Original price $189.99 - Original price $194.95
    Original price
    $189.99 - $194.95
    $189.99 - $194.95
    Current price $189.99

    Marey Power Gas 5L Liquid Propane Tankless Water Heater

    Marey Heater Corp.

    New model #: GA5FLP The Marey Power Gas 5L Heater is small enough to fit into small areas such as RVs, food trucks, boats, cabins, etc. It is batt...

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    Original price $189.99 - Original price $194.95
    Original price
    $189.99 - $194.95
    $189.99 - $194.95
    Current price $189.99
  • Original price $83.98 - Original price $88.93
    Original price
    $83.98
    $83.98 - $88.93
    Current price $83.98

    CB QC MEDLRG Control Board for EcoSmart ECO18 ECO27 ECO36 ECO24

    ECOSMART US LLC

    Control Board PCB for EcoSmart ECO 18, ECO 27, ECO 36 and ECO 24 EcoSmart tankless water heater technical overview The ECO 18 is the medium sized ...

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    Original price $83.98 - Original price $88.93
    Original price
    $83.98
    $83.98 - $88.93
    Current price $83.98
  • Original price $291.00 - Original price $310.95
    Original price
    $291.00 - $310.95
    $291.00 - $310.95
    Current price $291.00

    EcoSmart ECO8 8kW 240V Electric Tankless Hot Water Heater

    ECOSMART US LLC

    The EcoSmart ECO 8 Electric Tankless Hot Water Heater lets you enjoy endless hot water when you want it, only when you need it. Go Tankless and Sa...

    View full details
    Original price $291.00 - Original price $310.95
    Original price
    $291.00 - $310.95
    $291.00 - $310.95
    Current price $291.00
  • Original price $90.27 - Original price $95.22
    Original price
    $90.27
    $90.27 - $95.22
    Current price $90.27

    Eemax EX630 Replacement Element for Tankless Heaters

    Eemax

    Replacement Element for EX95, EX95T, EX144TC, EX144T2, EX190T2, EX190TC, SS019240TC, EX280T3, EX280T2T, PA010240T, PA019240TC, PA028240T2T, SS...

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    Original price $90.27 - Original price $95.22
    Original price
    $90.27
    $90.27 - $95.22
    Current price $90.27
  • Original price $74.00 - Original price $78.95
    Original price
    $74.00 - $78.95
    $74.00 - $78.95
    Current price $74.00

    Heating element 8 KW @ 240V for EcoSmart Eco 24 HE 80240

    ECOSMART US LLC

    HE 80240 8kW Replacement Heater Element for Tankless Water Heaters 8000 watt at 240 volts heating element for the EcoSmart ECO 24 tankless water h...

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    Original price $74.00 - Original price $78.95
    Original price
    $74.00 - $78.95
    $74.00 - $78.95
    Current price $74.00
  • Original price $613.99 - Original price $2,832.45
    Original price
    $613.99 - $2,832.45
    $613.99 - $2,832.45
    Current price $613.99

    Eemax EX144TC 15kW 240V Residential Electric Tankless Water Heater

    Eemax

    EX144TC Series Two 15 kW 240 V thermostatic water heater for residential applications Two heating modules for heating water up to 3 gpm. TC model...

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    Original price $613.99 - Original price $2,832.45
    Original price
    $613.99 - $2,832.45
    $613.99 - $2,832.45
    Current price $613.99