Hayward Low NOx Air Pressure Switch After 09/04 (IDXL2VPS1930) terminals The FC-2305 reference gives this

The FC-2305 reference gives this part practical value because filter cartridges work best when the replacement matches the intended housing and service application closely

Useful when replacing a missing or worn original cover

Stainless steel paddle supports a more premium valve build

Titanium element helps resist corrosion over time

Open-line Hayward cleaner option for residential pool maintenance

Hayward Low NOx Air Pressure Switch After 09/04 (IDXL2VPS1930) terminals The FC-2305 reference gives thisThe air pressure switch is an important part of the heater safety sequence, confirming that airflow conditions are suitable before operation continues. This Hayward Low NOx Air Pressure Switch is intended for compatible units manufactured after 09 04. When a heater fails to start, shuts down unexpectedly, or shows pressure switch related symptoms, this component may be part of the service path. Using the correct replacement helps restore the designed