PRESSURE SWITCH, FD HEATERS | FDXLWPS1930 LeafVac and Pre-filters (4 required) 460 sq

(4 required) 460 sq

SKU 230003

Pre‑fill the tank with water before adding sand

Verify compatibility with your specific filter model to ensure proper fit and function

PRESSURE SWITCH, FD HEATERS | FDXLWPS1930 LeafVac and Pre-filters (4 required) 460 sqPRESSURE SWITCH, FD HEATERS FDXLWPS1930 Hayward FDXLWPS1930 is a replacement pressure switch for Hayward FD series pool heaters (such as the Universal H Series). It ensures that the heater operates when there is water flow, preventing overheating and protecting the unit. Water Flow Detection: The pressure switch monitors water pressure in the heaters system. If adequate water flow is detected, the switch allows the heater to ignite. If the flow is