This is a Hayward Professional Series ORP probe with a 10 foot connection cable for CAT or HCC automated chemical controllers. These heavy-duty probes have a durable injection molded NPT body which is highly chemically resistant. This Genuine Hayward replacement Pro Series ORP probe has a 26 month warranty.
The performance of any chemical controller is only as good as the signals generated by the sensors. You can rely on Hayward Pro Series probes or sensors because of their quality design, longevity, and low maintenance.