Maintain the functionality of water heaters in your RV and save some cash on service repair fees,replace for Atwood 91447 RV Water Heater ECO Thermostat Assembly.this thermostat assembly serves as a replacement part for your damaged and worn-out thermostat. This accessory ensures proper functioning of water heater in your mobile home's bathroom by controlling the flow of electricity into the heating elements – guaranteeing that you'll always have calming hot water flowing from the shower. Built with an emergency cutoff designed to prevent an accident by ensuring water temperature does not rise above 60 C (That is 140 degrees Fahrenheit) is the thermostat and goes on the right side of the set. The other part is the ECO and it is shown 82 C (about 180 degrees Fahrenheit).