Hayward C500 Replacement Filter Cartridge (CX500RE) pentairamerican OEM Pentair power relay

OEM Pentair power relay

Use part number PS-1900 when matching this item to an existing component

The black finish gives this fitting a strong visual profile that can blend especially well with darker pool or spa interiors

and overall system efficiency

A properly selected capacitor helps restore intended startup support and contributes to stronger operating consistency

Hayward C500 Replacement Filter Cartridge (CX500RE) pentairamerican OEM Pentair power relayThe Hayward replacement filter cartridge is designed for compatible C500 filter applications where the internal cartridge element needs replacement. A filter cartridge is useful because it captures dirt and debris from circulating water, helping maintain cleaner water and dependable filtration performance. This replacement is especially useful when the original cartridge is torn, clogged beyond cleaning, collapsed, or no longer filtering effectively.