Pentair 475601 | ETi Stack Flue Sensor 2 Day Handing Time It easily installs on existing

It easily installs on existing Fiberstars 6000 series illuminator bases

PLDE series filter model PLDE48

Chemical Resistant

the reliable Pentair replacement component upgrades your pool heater's performance and maintains optimal functionality

Appearance of color and white LED light may vary between various models of lights

Pentair 475601 | ETi Stack Flue Sensor 2 Day Handing Time It easily installs on existingGenuine Replacement part: Works with ETI 400 heaters. Each heater has two stack flue sensors. Monitors temperature inside the heater. The stack flue sensor will shut down the heater is the temperature in the heater is anywhere close to 170 F (77 C).