Pentair ETi 400 Fan Control Board Replacement Kit (475978) sloanled It is a practical service

It is a practical service option when reliable heat restoration is needed in a compatible Caldera Highland Series spa

Key listed details include DE

It helps support correct circulation through the sand bed

That helps restore handrail stability with a focused replacement component

and current rating to preserve the intended behavior of the equipment

Pentair ETi 400 Fan Control Board Replacement Kit (475978) sloanled It is a practical serviceSmall components can make a major difference in equipment performance. Pentair ETi 400 Fan Control Board Replacement Kit (475978) replaces a defined wear part, service part, or connection point in the intended assembly. This replacement fan control board supports ETi 400 heater fan operation, helping coordinate airflow control required for proper combustion and heat exchange. It is useful when the existing component shows wear, damage, age related