ECO 11 Electric Tankless Water Heater, 13KW at 240 Volts with Patented Self Modulating Technology

Every EcoSmart tankless electric water heater delivers endless hot water, while at the same time saving space, time, money, and allowing you to reduce your overall energy and water use. EcoSmart'spatented, self-modulating, tankless water heating technology can be used worldwide in a variety of applications from homes of any size, business environments such as offices or restaurants, or even recreational vehicles. Each tankless electric water heater is easy to install, dependable, and supported by a knowledgeable customer support team.

Endless Hot Water
When sized correctly your tankless electric water heater will provide you with endless on-demand hot water. It heats water as it passes thru the unit, instead of storing hot water like a traditional tank water heater that can run out of heated water.
Save Energy
EcoSmart features advanced self-modulating technology, only using the amount of energy needed to heat water when you need it.
Save Time
Point-of-use installation and on-demand heating cuts down on waiting for hot water.
Save Space
Traditional tank heaters take up a lot of space, but EcoSmart'ssleek, wall-mounted design frees up floor space for more storage and is 90% smaller than a tank.

ECO 11
EcoSmart ECO 11 is a 13-kilowatt tankless electric water heater ideal for providing hot water for a bathroom, small sink, office breakroom and other point-of-use or low-flow applications. It can provide between 1.3 and 3.1 gallons-per-minute depending on the inlet water temperature. To select the best solution for your hot water needs, please refer to the sizing guide. With EcoSmart you will be happier knowing the warm water you expect is available endlessly, consistently, and on-demand, allowing you to reduce your water and energy waste. Now that feels warm all over! EcoSmart – Sharing the Warmth.
ETL Listed - Electric Testing Laboratories
Energy Guide - AHRI Energy Star
Tested and certified by the Water Quality Association NSF/ANSI 372 for lead free compliance

ECO 8 ECO 11 ECO 18 ECO 24 ECO 27
Add to Cart
Add to Cart
Add to Cart
Add to Cart
Add to Cart
Customer Reviews 4.2 out of 5 stars
657
4.3 out of 5 stars
5,398
4.2 out of 5 stars
5,258
4.4 out of 5 stars
324
4.2 out of 5 stars
5,258
Price $223.97$223.97 $189.99$189.99 $339.99$339.99 $475.99$475.99 $421.99$421.99
kW 8 13 18 24 27
Voltage 240
Temp. Range 80°F - 140°F
Max Amperage 33 57 75 100 112.5
Required Amperage 1 x 40 AMP DP 1 x 60 AMP DP 2 x 40 AMP DP 3 x 40 AMP DP 3 x 40 AMP DP
Wire Gauge 1 x 8 AWG 1 x 6 AWG 2 x 8 AWG 3 x 8 AWG 3 x 8 AWG
Dimensions 11.5" x 8" x 3.75" 11.5" x 8" x 3.75" 17" x 14" x 3.75" 17" x 17" x 3.75" 17" x 17" x 3.75"
Weight 4.75 lbs 6.5 lbs 11.25 lbs 13.75 lbs 13.75 lbs
Water Connections 1/2" CF 1/2" CF 3/4" NPT 3/4" NPT 3/4" NPT
Key Abbreviations AMP DP - Amperage Double Pole Breaker AWG - American Wire Gauge kW - Kilowatts CF - Compression Fittings NPT - National Pipe Thread
Product Description Product Description
ECO 11 can be used for multiple or single applications depending on your climate. ECO 11 can provide hot water for one shower in colder climates, or two showers in warmer climates.Temperature range of 80-140°F (add in C)
From the Manufacturer
This Smart Technology electric tankless water heater is configured for climates where incoming water temperature is 67 Degree F and above. This model is well suited for heating up to 2-Gallon per minute, which is the equivalent of one shower head (with a 1.5 gpm flow) and one sink with a low inlet water temperature of 67 Degree F. Digital Temperature Control allows you to set your temperature in increments of 1 Degree. This model can also be used in colder climates as a Point of Use for a sink or other low flow application. Prior to purchase and installation please verify this model is the rights size for your hot water needs and electrical requirements.