Description
Keep your Hayward Star-Clear Plus cartridge filter operating safely and efficiently with the Hayward CX1750G Filter Locking Knob. This genuine OEM replacement is designed to securely fasten the filter lid to the tank, helping maintain a tight seal for dependable, leak-free filtration.
Manufactured to Hayward’s exact specifications, the CX1750G provides a precise fit for compatible Star-Clear Plus filters. Whether you’re replacing a worn, damaged, or missing locking knob, this durable replacement restores your filter’s performance and ensures safe operation season after season.
Key Features
- Genuine Hayward OEM PartEngineered for an exact fit and reliable performance.
- Secures the Filter LidCreates a dependable seal between the lid and filter tank to help prevent leaks.
- Corrosion-Resistant ConstructionBuilt from durable, reinforced materials for long-lasting use in demanding pool environments.
- Easy Tool-Free InstallationHand-tightens quickly without the need for special tools.
- Reliable ReplacementIdeal for replacing cracked, damaged, or misplaced locking knobs.
Compatible Models
Designed for use with:
- Hayward Star-Clear Plus C1750
- Hayward Star-Clear Plus C1900
Note: This locking knob is specifically designed for the Star-Clear Plus C1750 and C1900 filter series and is not compatible with other Hayward filter models.
Installation Tips
- Always shut off the pump and release all filter pressure before removing or installing the locking knob.
- Tighten by hand only. Over-tightening may damage the threads or filter lid.
- Inspect the filter lid O-ring during maintenance and replace it if worn to help maintain a proper seal and prevent leaks.
Restore the secure fit and dependable performance of your Hayward Star-Clear Plus filter with the Hayward CX1750G Filter Locking Knob. A genuine OEM replacement designed for easy installation, reliable sealing, and years of dependable service.









