1. Water Heaters New/Used Products
  2. sku: 6662358983611853
  3. THERMOMATE ET180

THERMOMATE ET180 Tankless Electric Water Heater 850032809900 18KW 240V

Et180 Thermomate 850032809900 18kw Tankless Electric Water Heater 240v Instant Hot Read

( Brand: Thermomate ), ( Manufacturer Part Number: ET180 ), ( Voltage: 240 V ), ( Power Source: 240v Hardwired ), ( Color: Silver ), ( Wattage: 18 Kw ), ( Material: Alloy Steel ), ( Max Flow Rate: 4.4 Gpm ), ( Type: Tankless Water Heater/boiler ), ( Heating System: Instantaneous ), ( Features: Electric ), ( Max Operating Pressure: 150 Psi ), ( Mounting Location: Indoor, Wall ), ( UPC: 850032809900 )

Review THERMOMATE 18kw Tankless Electric Water Heater 240v Instant Hot Read

The Thermomate 850032809900 18kw Tankless Electric Water Heater is a high-performance and energy-efficient solution for your hot water needs. This water heater is designed for 240V installations and delivers a continuous flow rate of up to 18 kilowatts, ensuring a plentiful supply of hot water for even the most demanding households or commercial applications.

This tankless water heater is compact and lightweight, making it easy to install in various locations. With its sleek and modern design, it will fit seamlessly into any space. The heater's digital temperature controller offers precise temperature settings, allowing you to maintain an ideal water temperature for your specific needs.

The Thermomate 18kw Tankless Electric Water Heater is built with high-quality materials and advanced technology to ensure long-lasting performance and reliability. It features a frost-protection mechanism, which makes it suitable for use in colder environments. The unit is also equipped with an automatic self-diagnosis function, which alerts you to any potential issues, ensuring that maintenance is carried out in a timely and efficient manner.

One of the standout features of this water heater is its energy efficiency. With no storage tank to maintain a constant temperature, it only heats water when it's needed, reducing energy consumption and lowering your utility bills. Additionally, it complies with Energy Star regulations, making it an eco-friendly choice for your home or business.

The Thermomate 850032809900 18kw Tankless Electric Water Heater is a reliable and cost-effective solution for your hot water needs. Its advanced features, combined with its sleek design and energy efficiency, make it an excellent addition to any property. Install it with confidence, knowing that it will provide you with an endless supply of hot water, while also helping you save money on your energy bills.

Pros and Cons of buying a Thermomate 18kw Tankless Electric Water Heater (Model: 850032809900)

Introduction:

The Thermomate 850032809900 is a high-capacity 18kw tankless electric water heater designed for residential use. This water heater operates on a 240-volt power supply and is known for its energy efficiency and continuous hot water delivery. In this analysis, we will discuss the key advantages and disadvantages of investing in this Thermomate model.

Pros:

1. Energy Efficiency: Tankless water heaters, in general, are more energy-efficient compared to traditional tank-style water heaters. This Thermomate model is no exception, as it only heats water when it is needed, thus reducing energy consumption and saving money on utility bills.

2. Endless Hot Water: With a tankless design, this water heater can provide an endless supply of hot water, eliminating the need to wait for a tank to fill up before enjoying a hot shower or using hot water for other household tasks.

3. Compact Size: Tankless water heaters do not require a large storage tank, making them an excellent choice for homes with limited space. Moreover, their wall-mounted design saves valuable floor space.

4. Long Lifespan: Tankless water heaters have a longer lifespan compared to tank-style water heaters, as they do not have a storage tank susceptible to corrosion and scale buildup.

5. Environmentally Friendly: Tankless water heaters are more environmentally friendly since they do not use fossil fuels, and they produce fewer greenhouse gas emissions compared to traditional tank-style water heaters.

Cons:

1. Higher Upfront Cost: Tankless water heaters, including the Thermomate 850032809900, have a higher upfront cost compared to tank-style water heaters. This is due to their advanced technology and design. However, the long-term savings on energy bills and the reduced need for repairs can offset the initial investment.

2. Limited Water Flow Rate: The Thermomate 18kw tankless water heater can support a maximum water flow rate of 6.6 gallons per minute (GPM). This might not be sufficient for households with multiple high-demand appliances or a large number of bathrooms.

3. Electricity Dependency: This water heater is electric, which might not be the best option for homes in areas with high electricity rates or frequent power outages.

4. Installation Complexity: Installing a tankless water heater can be more complex compared to a tank-style water heater, requiring professional assistance from a licensed plumber and electrician.

5. Potential Wait Time for Hot Water: While tankless water heaters can provide a consistent supply of hot water, there might be a slight delay in water temperature response when using the heater for the first time or when demand is high.

Conclusion:

The Thermomate 850032809900 18kw tankless electric water heater offers several advantages, including energy efficiency, endless hot water, compact size, long lifespan, and eco-friendliness. However, it also comes with some disadvantages, such as a higher upfront cost, limited water flow rate, electricity dependency, and installation complexity. Ultimately, the decision to invest in this water heater depends on an individual's specific needs, budget, and preference. For households with limited space, high demand for hot water, and a willingness to invest in a long-term, energy-efficient solution, the Thermomate 850032809900 tankless electric water heater could be an excellent choice. For those with lower hot water demand, limited budgets, or power availability concerns, a tank-style water heater might be a more suitable option.

Details:

There are some scuffs from the packaging, but this does not affect functionality, see photos. New in the open box.

specifications wateheat:

  • brand: Thermomate
  • mpn: Et180
  • voltage: 240 V
  • power source: 240v Hardwired
  • color: Silver
  • wattage: 18 Kw
  • material: Alloy Steel
  • max flow rate: 4.4 Gpm
  • type: Tankless Water Heater/boiler
  • heating system: Instantaneous
  • features: Electric
  • max operating pressure: 150 Psi
  • mounting location: Indoor, Wall
  • upc: 850032809900

returns wateheat:

  • time: 30 Days
  • method: Money back
  • paid by: Buyer
  • policy: Returns Accepted

general wateheat:

  • Heating, Cooling Air > Water Heaters > Tankless Water Heaters
  • condition: Open box

shipping wateheat:

  • type: Calculated
  • class: Standard
  • cost: $0.00
  • service: USPS Ground Advantage
  • transit: 2-6 Days
  • carrier: USPS

payments wateheat:

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

offer wateheat:

  • quantity: 1
  • started: January 14, 2026
  • sold: 0
  • options: Ship-to-home
  • availability: In Stock

seller wateheat:

  • city: Arlington height, Illinois
  • # reviews: 783
  • rating: 99.9%
voltage: 240 v, power source: 240v hardwired, wattage: 18 kw, max flow rate: 4.4 gpm, type: tankless water heater/boiler, heating system: instantaneous, features: electric, max operating pressure: 150 psi, mounting location: indoor, wall,
category: home & garden > heating, cooling air > water heaters > tankless water heaters, color: silver, material: alloy steel, sku: 6662358983611853,

Thermomate ET180 Is Similar To:

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