The OEM Pentair Stack Flue Sensor is an essential safety component designed for the ETI 400 Gas Heater. Bearing the part number 475601, this sensor monitors the stack flue temperature, ensuring your heater operates within safe parameters. Its blue color-coded wires allow for easy identification during installation and maintenance checks. Reliable and built to last, the sensor is integral in protecting your heater from overheating, which can prevent system failure and extend the lifespan of your ETI 400.

Highlights

• Enhanced Safety: Monitors the stack flue temperature to make certain your ETI 400 operates safely within the essential parameters.
• Easy Identification: Blue color-coded wires simplify the process for quick identification during setup and maintenance operations.
• Durability & Reliability: Crafted to endure, ensuring dependable performance that contributes to the longevity of your heater.
• Overheat Protection: Acts as a critical safeguard against overheating, helping to prevent system failure and extend the lifespan of the ETI 400.

Includes

• (1) Pentair 475601 Stack Flue Sensor 

Compatibility

• Pentair ETI 400 Heaters

Diagram