1. Water Heaters New/Used Products
  2. sku: 4385259811913762
  3. THERMOMATE ET270

THERMOMATE ET270 Tankless Water Heater Electric Volt Demand 744111026305 Endless 27KW 208 240

Et270 Thermomate 744111026305 Tankless Water Heater Electric 27kw 208 240 Volt On Demand Instant Endless Hot

( Brand: Thermomate ), ( Manufacturer Part Number: ET270 ), ( Part Type: Water Heater ), ( Power Source: 208 240v Hardwire ), ( Included Components: Mount Kit ), ( Size: 240v/27kw ), ( Wattage: 27 Kw ), ( Product Dimensions: 13.12 X 13.12 X 17.12 Inches ), ( Special Features: Instant Hot Water, Leaking Free Maintenance Free Heating Elemen ), ( Installation Method: Wall-mounted ), ( Maximum Power: 27 Kilowatts ), ( Amperage Capacity: 114 Amps ), ( Batteries Required : No ), ( Voltage: 240 Volts ), ( Features: Electric ), ( Color: Gray ), ( Mounting Type: Wall ), ( Certification: Etl ), ( Temperature Range: 80-140 Degrees Fahrenheit ), ( Mounting Location: Indoor, Whole House ), ( Maximum Pressure: 150 Pound Per Square Inch ), ( Item Weight: 21.7 Pounds ), ( UPC: 744111026305 )

Review THERMOMATE Tankless Water Heater Electric 27kw 208 240 Volt On Demand Instant Endless Hot

The Thermomate 744111026305 tankless water heater is an electric, on-demand model that boasts a powerful 27kW heating capacity. Designed for use in residential applications, this water heater delivers endless hot water, ensuring a consistent temperature and an uninterrupted supply. The heater is suitable for 208-240 volt electrical systems, making it a versatile option for various household power configurations.

The Thermomate water heater is a compact and space-saving solution, as it does not require a storage tank. Instead, it heats water directly as it passes through the system, providing an energy-efficient and cost-effective solution for water heating. The heating element is made of high-quality materials, ensuring reliable and durable performance over time.

One of the key features of this electric tankless water heater is its advanced flow rate technology. Capable of delivering up to 10.5 gallons per minute (GPM) at a temperature rise of 35 F (1.67 C), this heater can easily cater to the hot water demands of larger households. The temperature control settings allow for precise temperature adjustments, ensuring optimal comfort and energy savings.

The Thermomate tankless water heater comes with several safety features, including overheat protection, automatic shut-off, and a built-in freeze protection mechanism. These features provide added peace of mind, ensuring the safety and reliability of the system.

Installation of the Thermomate 744111026305 water heater is relatively straightforward, thanks to its user-friendly design and clear installation instructions. The heater comes with a comprehensive warranty, providing customers with added confidence in their investment.

With its powerful heating capacity, versatile voltage compatibility, and energy-efficient design, the Thermomate 744111026305 electric tankless water heater is an excellent choice for homeowners looking for a reliable and cost-effective solution for their hot water needs.

The Thermomate 744111026305 tankless water heater is an electric, on-demand water heating solution with a power output of 27kW, suitable for 208-240 volt applications. Here are some pros and cons that might help you make an informed decision about purchasing this water heater:

Pros:

1. Endless Hot Water: As a tankless water heater, this Thermomate model provides an endless supply of hot water, eliminating the need to wait for a tank to fill up before using hot water.

2. Energy Efficiency: Tankless water heaters only heat water when it's needed, making them more energy-efficient compared to traditional tank water heaters.

3. Compact Size: The absence of a storage tank makes this water heater more compact than a tank water heater, making it easier to install in smaller spaces.

4. Longer Lifespan: Tankless water heaters typically have a longer lifespan than tank water heaters due to fewer moving parts and less wear and tear from constantly heating and cooling water.

5. Lower Greenhouse Gas Emissions: Since tankless water heaters only use energy when hot water is required, they produce fewer greenhouse gas emissions compared to traditional tank water heaters.

Cons:

1. Higher Upfront Cost: Tankless water heaters generally have a higher upfront cost when compared to tank water heaters. However, the energy savings over time can help offset the initial investment.

2. Limited Hot Water Flow Rate: Depending on the model and water temperature rise required, a tankless water heater may not be able to provide enough hot water flow rate for simultaneous use of multiple appliances.

3. Potential for Cold Water Sandwich: If the water flow rate drops or is interrupted, you may experience a brief period of cold water before the water heater kicks in and begins heating the water.

4. Requires Professional Installation: Due to the complexity of the installation process, it's recommended to have a professional install the Thermomate tankless water heater to ensure proper functionality and safety.

Ending Conclusion:

The Thermomate 744111026305 tankless water heater offers several advantages such as endless hot water, energy efficiency, compact size, longer lifespan, and lower greenhouse gas emissions. However, it also comes with some disadvantages, including a higher upfront cost, limited hot water flow rate, potential for cold water sandwich, and the need for professional installation. Ultimately, the decision to purchase this water heater depends on your specific needs, budget, and installation capabilities.

Recommendation:

If you're looking for an energy-efficient water heating solution with endless hot water and a compact size, the Thermomate 744111026305 tankless water heater could be a good option for you. However, it's essential to consider the potential drawbacks, such as the higher upfront cost and the need for professional installation, before making your final decision. We recommend consulting with a professional plumber to determine if this tankless water heater is the best fit for your home and budget.

Details:

Energy efficient, easy installation, compact size, endless hot water, consistent water flow, perfect for point of use, booster, or whole house needs. Auto adjust power to ensure constant temperature output. Cost Less, Occupy Small: Energy efficient: Save as much 60% on your electric bill compared to the traditional tank water heater. Item specifics: Condition New: A brand-new, unused, unopened, undamaged item in its original packaging where is.

Electric tankless unit only heat water that you use, eliminating standby loss. NO sudden cold water during your shower. Our lightweight and easy-to-install electric tankless water heaters can be mounted in small or tight spaces throughout your home.$219.99 $ 219.

Also with auto modulating technology and 99.8% heating efficiency, use only necessary power to heat water efficiently.$369.99 $ 369. No Batteries required.

specifications wateheat:

  • brand: Thermomate
  • mpn: Et270
  • part type: Water Heater
  • power source: 208 240v Hardwire
  • included components: Mount Kit
  • size: 240v/27kw
  • wattage: 27 Kw
  • product dimensions: 13.12 X 13.12 X 17.12 Inches
  • special features: Instant Hot Water, Leaking Free Maintenance Free Heating Elemen
  • installation method: Wall-mounted
  • maximum power: 27 Kilowatts
  • amperage capacity: 114 Amps
  • batteries required : No
  • voltage: 240 Volts
  • features: Electric
  • color: Gray
  • mounting type: Wall
  • certification: Etl
  • temperature range: 80-140 Degrees Fahrenheit
  • mounting location: Indoor, Whole House
  • maximum pressure: 150 Pound Per Square Inch
  • item weight: 21.7 Pounds
  • upc: 744111026305

shipping wateheat:

  • service: USPS Priority Mail
  • class: Expedited
  • cost: $28.62
  • transit: 3-9 Days
  • type: Calculated
  • carrier: USPS

payments wateheat:

  • credit card: Visa
  • wallet: Apple-pay
  • other

general wateheat:

  • Heating, Cooling Air > Water Heaters > Tankless Water Heaters
  • condition: New

offer wateheat:

  • quantity: 1
  • options: Ship-to-home
  • availability: In Stock
  • sold: 0
  • started: July 9, 2025

returns wateheat:

  • policy: No Returns

seller wateheat:

  • # reviews: 42
  • city: Peyton, Colorado
  • rating: 0.0%
part type: water heater, power source: 208 240v hardwire, included components: mount kit, size: 240v/27kw, wattage: 27 kw, product dimensions: 13.12 x 13.12 x 17.12 inches, special features: instant hot water, leaking free maintenance free heating elemen, installation method: wall-mounted, maximum power: 27 kilowatts, amperage capacity: 114 amps, batteries required: no, voltage: 240 volts, features: electric, mounting type: wall, certification: etl, temperature range: 80-140 degrees fahrenheit, mounting location: indoor, whole house, maximum pressure: 150 pound per square inch, item weight: 21.7 pounds,
category: home & garden > heating, cooling air > water heaters > tankless water heaters, color: gray, sku: 4385259811913762,

Thermomate ET270 Is Similar To:

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5 offers $319.99–$386.99 USD
  • Offer #1: $386.99 price + $0.00 shipping estimate = $386.99* total. Wall mounted compact size with no water tank, convenient for any spaces. Flow Rate 5.27GPM 35 F Rise.FREE SHIPPING
  • Offer #2: $346.49 price + $0.00 shipping estimate = $346.49* total. ETL-certified safety protections included. Enjoy continuous on-demand hot water with the ThermoMate 27kW electric tankless water heater.FREE SHIPPING
  • Offer #3: $319.99 price + $0.00 shipping estimate = $319.99* total.FREE SHIPPING
  • Offer #4: $377.99 price + $0.00 shipping estimate = $377.99* total.FREE SHIPPING
  • Offer #5: $319.99 price + $0.00 shipping estimate = $319.99* total. *Note: ET140/110/110HC/080 Range: 86 F - 131 F. 1.FREE SHIPPING

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