Pentair Control Board | ETi® 400 Heater | 475975 Automation & Controls Parts verify against your flow indicator's

verify against your flow indicator's parts diagram to confirm this is the correct replacement

5" pipe that works out to:

Confirm that your filter is the Clean & Clear series

With 111 pleats of heavy-duty 4 oz

making the removal process much easier and more convenient

Pentair Control Board | ETi® 400 Heater | 475975 Automation & Controls Parts verify against your flow indicator'sThe Pentair Control Board (475975) is the OEM replacement control board for the Pentair ETi 400 Heater, restoring full electronic management of ignition sequencing, temperature regulation, and system fault monitoring. IMPORTANT: LICENSED PROFESSIONAL INSTALLATION REQUIRED Gas and electrical heater components must be serviced by a licensed pool professional or qualified HVAC technician. Do not attempt to service gas or high voltage components without