Save energy and space while receiving endless hot water on demand with the Bosch Tronic 6100C series. Ideal for replacing your electric storage tank water heater, or supplementing a water heating system, these electric tankless water heaters are compact, powerful, and can be installed virtually anywhere inside the home. Modulating elements ensure the constant output temperature that you need with 95% efficiency. No stand-by loss means no water or electricity goes to waste. With ¾ inch NPT fittings for both cold and hot water connections, tank replacements couldn’t be easier. Go tankless and go back to enjoying the comforts of home.