Hayward CAT ORP Probe Sensor – PRO25 | Replacement ORP Electrode for CAT Controllers
Keep your commercial pool or spa water safe, clean, and perfectly balanced with the Hayward CAT ORP Probe Sensor (Model PRO25).
Designed as a drop-in replacement for the Hayward CAT 2000, 4000, and 6000 controllers, this high-performance ORP electrode continuously monitors oxidation-reduction potential, which directly reflects chlorine activity and sanitizer effectiveness.
The PRO25 includes a rugged, sealed glass tip, a 2-foot or 10-foot cable, and a standard BNC connector, ensuring fast installation and seamless compatibility. This sensor is ideal for facilities that demand constant chemical accuracy, such as hotels, municipal pools, health clubs, and waterparks.
Backed by Hayward’s proven reliability, the PRO25 is engineered to deliver consistent performance in challenging aquatic environments—helping reduce downtime, improve water clarity, and maintain compliance with local health regulations.
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