IntellipH pH Controller Complete Unit by Pentair 521377 | High Performance, Efficient & Reliable Pool Equipment

Automated pH Control for Balanced, Hassle-Free Pool Water

The Pentair IntelliPH® pH Controller (Model 521377) is a complete automation system designed to precisely monitor and dispense acid, helping maintain optimal pH levels in saltwater pool systems with minimal manual effort. Engineered to pair seamlessly with Pentair IntelliChlor® Salt Chlorine Generators, this intelligent controller ensures balanced water chemistry, extends equipment life, and improves swimmer comfort by preventing pH fluctuations.

The IntelliPH system includes a 5-gallon acid tank, feed pump, and controller unit, making it a plug-and-play solution for pool owners seeking greater water quality, safety, and automation.

✅ Complete pH Control System – Includes acid tank, feed pump, controller, and tubing

✅ Automated Acid Dispensing – Maintains stable, ideal pH levels with minimal maintenance

✅ Compatible with IntelliChlor® Salt Systems – Designed to integrate with Pentair salt chlorinators

✅ Improves Equipment Life – Reduces scale buildup and chemical wear on pool components

✅ Increases Bather Comfort – Helps prevent eye irritation, dry skin, and cloudy water

✅ User-Friendly Display & Settings – Easily adjust dosing and monitor pH levels in real time

Maintaining the right pH level is key to pool health and equipment performance. The Pentair IntelliPH (521377) takes the guesswork out of pH management by automating acid delivery—keeping your water balanced and your pool care routine stress-free.