Pentair ETi400 Control Board Replacement Kit | 475975 Pool Covers PresAir Vacuum Switch Adjustable 135-250

PresAir Vacuum Switch Adjustable 135-250 in - VM12540E – Precision Control for Peak Pool Performance

You often find it in skimmer assemblies or pump wet ends for larger pools

The PPC5 is commonly used on systems sized for pools up to 70

Techs typically see this type of system on smaller residential pools or as a replacement package during an equipment pad refresh

Pentair ETi400 Control Board Replacement Kit | 475975 Pool Covers PresAir Vacuum Switch Adjustable 135-250What This Part Is Used For Pentair 475975 Kit ETi400 Control Board Replacement is a replacement control board kit for compatible Pentair ETi400 heaters. It manages heater operation and internal system logic. Why This Part Matters A failed control board can cause ignition problems, display errors, or complete heater shutdown. Replacing it restores proper sequencing and communication between components. Reliable control operation supports consistent