Hayward FDXLWPS1931 Water Pressure Switch | FD Heaters

OEM Hayward FDXLWPS1931 Water Pressure Switch is engineered for use in Universal H-Series Low NOx and HDF400 pool heaters, where it safeguards against low water flow that can lead to overheating and system damage. This pressure-sensitive switch prevents the heater from igniting unless adequate water pressure is detected, ensuring safe and efficient operation. Constructed from durable, high-quality materials, it provides long-lasting reliability in demanding pool environments. Whether for preventative maintenance or urgent repairs, this switch is a key component in maintaining your heater’s overall performance and protection.

Highlights

• Compatible with Universal and HDF Models: OEM switch fits a wide range of Hayward Low NOx and HDF heaters for dependable system integration

• Protects Against Low-Flow Operation: Automatically disables ignition when insufficient pressure is detected to prevent heat exchanger damage

• Enhances Safety and Efficiency: Supports consistent heater operation by ensuring proper water flow during every heating cycle

• Long-Lasting Build Quality: Crafted to resist corrosion and wear from pool chemicals, temperature changes, and continuous use

• Essential for Reliable Heater Maintenance: Ideal replacement part for addressing flow-related issues and extending heater service life

Compatibility

• Hayward H-Series Heaters Models: H150FDN, H150FDP, H200FDN, H200FDP, H250FDN, H250FDP, H300FDN, H300FDP, H350FDN, H350FDP, H400FDN, H400FDP, H500FD
  
• Hayward HDF Series Heater Models: HDF400

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