This is a commercial pressure gauge with a 1/4 inch bottom mount, 2 inch face, 0-60 PSI and poly case. This pressure gauge is designed for applications where plastic cases and brass internals are suitable for use on swimming pools. This swimming pool pressure gauge is designed to read up to 60 lbs. The case is ABS and has a polycarbonate lens which offers great appearance and resistance to weather and corrosion.
This model pressure gauge is a direct replacement for Hayward ECX270861. It is designed to fit these Hayward filters: Micro-Clear Vertical Grid, Perflex Extended-Cycle D.E. filter and sand filter models EC30, EC40, EC40AC, S160T, S200, S240, S245T, S190T. Also fits Hayward Pro Series sand filter models S210S, S244S, S310S, S140T, S144T, S180T, S210T, S220T, S220T2, S230T, S244T, S244T2, S270T, S164T, S166T.
A swimming pool pressure gauge displays the exact pounds per inch (PSI) of your pool filter, which requires some pressure inside its tank to operate. When the filter pressure is normal, water is flowing through it fairly seamlessly and your equipment is operating smoothly and safely.