VITOTHERM EI4, EI6 and EI5: instantaneous water heaters
VITOTHERM EI4, EI6 and EI5 are electric instantaneous water heaters for fast hot water supply in various applications. They are energy saving and only heat the required amount of water. Their efficient design with short pipes saves up to 50% of water and energy and ensures fast availability of hot water. VITOTHERM EI4 and EI6 are suitable for supplying one or more consumption points. VITOTHERM EI5 is suitable for installation above and below the sink.

VITOTHERM EI4
3 phase instantaneous water heater, 18-24 kW, 27 kW
- LCD display with backlight showing the inlet and outlet temperatures, water flow rate, unit power
- Electronic control ensures stability and modulation (+/- 1°C) of water temperature between 30-60°C
- 3-powers-in-1 heater allows the user to select the desired power level (18-24 kW). Not applicable for 27 kW version.
- Solar thermal integration inlet water temperature of up to 60°C with the possibility to reheat already pre-heated water
- Temperature lock allows the user to save the maximum temperature and protects children from scalding
- Temperature memory allows the user to save the three most frequently used water temperatures
VITOTHERM EI6
3 phase instantaneous water heater, 18-24 kW, 27 kW
- Electronic control ensures stability and modulation (+/- 1°C) of water temperature between 30-60°C
- 3-powers-in-1 heater allows the user to select the desired power level (18-24 kW). Not applicable for 27 kW version.
- Solar thermal integration inlet water temperature of up to 60°C with the possibility to reheat already pre-heated water


VITOTHERM EI5
Single phase instantaneous water heater, 3.5 kW, 5.5 kW
- Universal mounting allows installation in any position, above or below the sink
- Fine-stream spray head ensures comfortable use and savings on water and energy of up to 50%