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  • EcoSmart ECO18 18 kW 240V Electric Tankless Water Heater
Model#: ECONECO18

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EcoSmart ECO18 18 kW 240V Electric Tankless Water Heater

Model#: ECONECO18
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$29.99 (7%)
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With any EcoSmart product, rest assured knowing you are getting a top of the line, eco-friendly water heater that will not only provide continuous convenience, but also help save both money and energy for years to come. With so many advances in heating technology in the recent years, EcoSmart has become the leader in water heating technology.
The EcoSmart ECO18 Series tankless water heater is configured for climates where incoming water temperature is 62 degrees Fahrenheit and above. Capable of heating 2.5 Gallons per minute, the ECO18 is capable of running two showers simultaneously when incoming water temperature is above 60 degrees Fahrenheit. It also features an easy to read digital temperature control panel that allows you to set the temperature to what you want at any time.
  • Save up to 60% on your water heating cost with an EcoSmart electric tankless water heater
  • Provides continuous hot water for ultimate convenience
  • Patented Self Modulating technology and design
  • Designed with standard and reliable easy to service elements and heat exchangers that provide 99.8% energy efficiency
  • 18 kW 240V Electric Tankless Water Heater - ECO18
  • Owner's Manual


Length: 14 in.
Width: 17 in.
Height: 3.75 in.
Weight: 9 lbs.
Activation Flow: 0.25 GPM
Amperage: 75
Kilowatts: 18
Required Breaker: (2) 40 Amp DP
Thermal Efficiency: 99%
Voltage: 240V
Water Connection: 3/4 in. NPT
Wire Size: 8 Gauge


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