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The OEM Hayward Water Pressure Switch FDXLWPS1930 is a key component for maintaining the safe operation of Hayward Universal H-Series Low NOx heaters. This switch is designed to shut off the heater when the water circulation pump is turned off, preventing the heater from operating without sufficient water flow, which could cause overheating or damage. The switch is compatible with various models, including H150FDN, H200FDN, H250FDN, H300FDN, H350FDN, and H400FDN, as well as their propane counterparts. The FDXLWPS1930 is easy to install and helps to ensure that your pool heater operates efficiently and safely, making it an essential part for anyone maintaining these specific Hayward heater models. It's a durable, genuine Hayward replacement part that supports the longevity and reliability of your heating system.
Highlights
- Essential for Safe Operation: The Hayward Water Pressure Switch FDXLWPS1930 is crucial for maintaining the safe operation of Hayward Universal H-Series Low NOx heaters by ensuring the heater does not operate without sufficient water flow.
- Prevents Overheating: This switch automatically shuts off the heater when the water circulation pump is turned off, preventing potential overheating or damage due to inadequate water flow.
- Compatible with Multiple Models: The switch is designed to work with various Hayward heater models, including H150FDN, H200FDN, H250FDN, H300FDN, H350FDN, H400FDN, and their propane counterparts, providing versatile compatibility.
- Easy Installation: The FDXLWPS1930 is straightforward to install, making it a convenient replacement part for ensuring efficient and safe operation of your pool heater.
- Durable and Genuine: As a genuine Hayward replacement part, the FDXLWPS1930 is built to last and supports the longevity and reliability of your heating system, ensuring continued performance.
Includes
- (1) Hayward FDXLWPS1930 Water Pressure Switch
Compatibility
- Hayward H-Series FD Low NOx Heater Models: H150FDN, H150FDP, H200FDN, H200FDP, H250FDN, H250FDP, H300FDN, H300FDP, H350FDN, H350FDP, H400FDN, H400FDP
Additional Info
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Diagram

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