Hayward Water Pressure Switch, Plastic | FDXLWPS1930 Patio Furniture 670-2550 is the reference part

670-2550 is the reference part number for ordering and cross-reference

Whether you are a professional pool service technician or performing pool equipment repair

Warranty: 1-year warranty against manufacturing defects

and stunning color-changing effects

organic look

Hayward Water Pressure Switch, Plastic | FDXLWPS1930 Patio Furniture 670-2550 is the reference partWhat This Part Is Used For The Hayward FDXLPS1930 Water Pressure Switch monitors water flow inside FD series heaters. It ensures the heater only fires when proper water pressure is present. Why This Part Matters A faulty pressure switch can prevent ignition or allow unsafe heater operation. Replacing it restores proper safety interlock protection and dependable startup. It is a key component in protecting the heat exchanger from dry firing. Key