NAVIEN 30013685A Flow Switch

The Navien Tankless Water Heaters 30013685A Flow Switch is an essential part of Navien Tankless Water Heaterstankless water heaters. The flow switch is located in the heater and when water flows through the heater the switch is triggered and sends a signal to the control board of the unit. it assumes the tasks of the standard water heater, when the water flow is off, the sensor gives a message to the control board to switch off the heater to avoid wastage of energy and also to avoid wearing out the heater unnecessarily.