Hayward CAT pH Probe Sensor – PRO15 | Replacement Electrode for CAT Controllers

Ensure precise and reliable pH readings with the Hayward CAT pH Probe Sensor (Model PRO15).
This high-performance sensor is a direct replacement for use with Hayward CAT 2000, CAT 4000, and CAT 6000 chemical controllers. The PRO15 features a rugged, factory-calibrated electrode designed specifically for commercial aquatic environments.

Engineered for durability and accuracy, the PRO15 maintains pH balance in swimming pools, spas, and water features, helping prevent equipment corrosion, cloudy water, and chemical overuse. It installs easily into your system’s flow cell and delivers immediate, consistent readings.

Whether you’re running a hotel pool, fitness center, or large municipal facility, this genuine Hayward sensor ensures ongoing compliance and optimal water quality control.