Hayward High Performance Pump Impeller, 1-1/2 HP | SPX1580CH Gallaway The double-wheel design distributes weight

The double-wheel design distributes weight for balanced operation

The 4-inch PVC body installs inline with standard pool piping

The W3S166T is a better forward-looking choice because it is a newer

Vinyl finishing option for a seamless exterior integration with vinyl siding

Hayward High Performance Pump Impeller, 1-1/2 HP | SPX1580CH Gallaway The double-wheel design distributes weightWhat This Part Is Used For The Hayward SPX1580CH is a high performance impeller rated at 1 1 2 HP for compatible pump models. It mounts on the motor shaft inside the wet end and moves water through the circulation system. This component determines flow output based on horsepower rating. Why This Part Matters A worn or incorrect impeller can reduce flow and filtration efficiency. Installing the correct horsepower impeller ensures balanced performance