Hydro-Quip Pressure Switch Sensor (34-0178)(3902) timeclock This Hayward OEM replacement is

This Hayward OEM replacement is a useful maintenance item for keeping compatible skimmer systems ready for routine suction cleaning

this timer helps restore dependable weekly scheduling and supports a cleaner

Helps restore accurate system temperature monitoring

When a check valve becomes worn or inconsistent

Useful when original cartridges are loaded or worn

Hydro-Quip Pressure Switch Sensor (34-0178)(3902) timeclock This Hayward OEM replacement isThe Hydro Quip pressure switch sensor is designed for compatible heater and control applications where the system needs a dependable pressure related sensing component. A pressure switch is useful because it helps verify supported operating conditions before the heater or related functions continue, contributing to more protective system behavior. This replacement is especially useful when the original switch has failed, is reading inconsistently, or