Pentair Ignition Control Module | ETi® 400 Heater | 475976 C4975 This is a single cartridge

This is a single cartridge

Cleans spas

A properly sealed union connection allows the valve to be removed and reinstalled for service without disturbing the surrounding plumbing — a critical convenience during backwash valve maintenance or replacement

flip it and keep skimming

The ballast float controls the buoyancy and head position of the cleaner as it moves through the pool

Pentair Ignition Control Module | ETi® 400 Heater | 475976 C4975 This is a single cartridgeThe Pentair Ignition Control Module (475976) is the OEM replacement ignition control module for the Pentair ETi 400 Heater. If your heater is failing to ignite or cycling off without establishing a flame, this is the primary control component responsible for managing the ignition sequence. IMPORTANT: LICENSED PROFESSIONAL INSTALLATION REQUIRED Gas and electrical heater components must be serviced by a licensed pool professional or qualified HVAC