OEM Hayward Water Pressure Switch FDXLWPS1930 is a vital safety component for Universal H-Series Low NOx heaters, including models H150FDN, H200FDN, H250FDN, H300FDN, H350FDN, and H400FDN and their propane versions. It automatically disables the heater when the circulation pump is off, protecting the unit from operating without proper water flow. This feature prevents overheating and helps maintain the efficiency and safety of your heating system. Designed for quick installation, the FDXLWPS1930 is a genuine Hayward replacement part that ensures ongoing reliability and compliance with operational safety standards.

• Automatic Safety Response: Shuts off heater operation when water flow is insufficient to protect internal components from overheating

• Model-Specific Fit: Compatible with multiple Universal H-Series heaters including H150FDN to H400FDN and propane models for broad application

• Critical System Protection: Prevents damage caused by low or no water flow, enhancing safety and preserving heater lifespan

• Quick Installation Process: Designed for straightforward replacement to restore safe functionality with minimal downtime

• OEM Quality and Durability: Manufactured by Hayward for lasting reliability and continued safe performance in demanding conditions

• (1)ÊHayward FDXLWPS1930 Water Pressure Switch

• Hayward H-Series FD Low NOx Heater Models:ÊH150FDN, H150FDP, H200FDN, H200FDP, H250FDN, H250FDP, H300FDN, H300FDP, H350FDN, H350FDP, H400FDN, H400FDP

Diagnosing Water Flow and Heater Issues

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Part Fit and Heater Compatibility

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In-Store Help and Fast Replacement

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