Stiebel Eltron 239223 Model Tempra 29 Plus Whole House Tankless Electric Water Heater White 240 Volts 28.8kW 3x40A Simple Phase 0.39 Gallon Nominal Water Volume 150 PSI/10 BAR Working Pressure

\"The Stiebel Eltron Tempra 29 Plus Tankless Water Heater features exclusive Advanced Flow Control German patented technology invented by Stiebel Eltron to automatically maintain water temperature for constant comfort. It’ll reduce flow slightly if hot water demand exceeds capacity to ensure that hot showers will never be interrupted. Tempra 29 Plus will typically use 15-20% less energy compared to conventional electric tank water heaters. Although it’s possible to save significantly more energy depending on personal home usage habits. The difference is that conventional tank water heaters continually store hot water and as a result lose 15%-20% of the total energy consumed to the environment around them. This is called standby heat loss. Tank water heaters that use gas or oil are even less efficient because they also lose heat through their vents to the outdoors. Our tankless water heaters do not need venting and will not store hot water waiting for you to use it. They operate on