Hayward FDXLWPS1930 Water Pressure Switch for H-Series Low Nox Pool Heater A high pressure can be

A high pressure can be dangerous for your filter because cracking or other equipment damage can occur

filter models ec50a

Measures 2-1/4-inch length by 6-3/4-inch height by 2-1/4-inch width

The WVS003 uses a plastic split nut

Hayward FDXLWPS1930 Water Pressure Switch for H-Series Low Nox Pool Heater A high pressure can beThis water pressure switch is designed to use with Hayward Universal H Series Low NOx pool heater models H150FDN, H150FDP, H200FDN, H200FDP, H250FDN, H250FDP, H300FDN, H300FDP, H350FDN, H350FDP, H400FDN, H400FDP. Features: Water pressure switch Fits hayward universal h series low nox pool heater models H150FDN, H150FDP, H200FDN, H200FDP, H250FDN, H250FDP Also fits hayward universal h series low nox pool heater models H300FDN, H300FDP, H350FDN,