PRO25‑2 Hayward is a professional-grade ORP sensor with a 24-inch cable, designed for pool and spa monitoring using Hayward CAT and HCC controllers.
The Hayward PRO25‑2 is a commercial-grade ORP (Oxidation-Reduction Potential) probe from Hayward’s Professional (CAT/HCC) series. Featuring a robust 24″ (2-foot) cable and color-coded BNC connector, it reliably measures ORP to optimize chemical control in pools and spas.
PRO25-2 CAT Controller Hayward® PRO 25 ORP Probe Sensor Key Features
- Durable Construction: Injection-molded ½″ NPT ABS body resists harsh pool chemistry
- 24 inch Low-Noise Cable: Ensures clean signal transmission for CAT/HCC controllers
- Color-Coded BNC Connector: Protects against misidentification and improper swaps
- Genuine OEM Part: Includes a full 2-year warranty; replacement part number W3PRO25‑2 (SKU PRO25‑2) : Includes a full 2-year warranty; replacement part number W3PRO25‑2 (SKU PRO25‑2)
- OEM accuracy: Engineered to the same specifications as original Hayward sensors.
Works seamlessly with Hayward’s CAT and HCC series controllers, including:
CAT1000, CAT3500, CAT4000, CAT5000, CAT5500, and HCC1000, HCC2000
PRO25-2 CAT Controller Hayward® PRO 25 ORP Probe Sensor Installation & Maintenance Tips
- Easy Install: Disconnect power, attach via BNC connector to ORP input on controller.
- Cleaning: Clean the sensor tip and Teflon junction with a soft brush (using mild detergent or toothpaste) every few months, depending on usage
- Calibration Check: Swap in with Hayward controllers to ensure controller calibration for accurate ORP readings.
- Storage: When not used, keep the tip moist in its cap or clean water to prevent drying : When not used, keep the tip moist in its cap or clean water to prevent drying
The PRO25‑2 CAT PRO 25 ORP Probe is a rugged, OEM-grade sensor ideal for precise ORP measurement in Hayward CAT/HCC systems. With durable build, signal clarity, and a robust warranty, it’s perfect for commercial and serious residential use.
Warranty Disclaimer
Please be advised that certain manufacturers - including Pentair® (with their TradeGrade® products), Jandy®/Fluidra® (with their Trade Series Exclusive™ products), and Hayward® (with their Expert Line® products) - do not honor manufacturer warranties on specific product lines purchased online.
These policies are intentionally enforced by the manufacturers to prevent customers from purchasing the same products at lower prices online.
Warranty coverage for these products is generally only available when purchased in person from an authorized local dealer.
While we strive to take care of our customers by offering the lowest possible prices on brand new, genuine products, we do not provide warranty coverage ourselves, nor can we guarantee that the manufacturer will honor the warranty on products purchased from our online store.
It is the buyer’s responsibility to confirm warranty eligibility directly with the manufacturer before making a purchase.
If you are a local customer, you may be able to purchase these items in-store and obtain manufacturer warranty coverage. However, for many of our customers across the country, paying significantly more locally just to access a manufacturer warranty often doesn’t make financial sense, especially when some local suppliers charge considerably higher prices.
By completing your purchase, you acknowledge and agree that we are not responsible for warranty support or claims denied by the manufacturer due to their online sales restrictions.
Please be advised that certain manufacturers - including Pentair® (with their TradeGrade® products), Jandy®/Fluidra® (with their Trade Series Exclusive™ products), and Hayward® (with their Expert Line® products) - do not honor manufacturer warranties on specific product lines purchased online.
These policies are intentionally enforced by the manufacturers to prevent customers from purchasing the same products at lower prices online.
Warranty coverage for these products is generally only available when purchased in person from an authorized local dealer.
While we strive to take care of our customers by offering the lowest possible prices on brand new, genuine products, we do not provide warranty coverage ourselves, nor can we guarantee that the manufacturer will honor the warranty on products purchased from our online store.
It is the buyer’s responsibility to confirm warranty eligibility directly with the manufacturer before making a purchase.
If you are a local customer, you may be able to purchase these items in-store and obtain manufacturer warranty coverage. However, for many of our customers across the country, paying significantly more locally just to access a manufacturer warranty often doesn’t make financial sense, especially when some local suppliers charge considerably higher prices.
By completing your purchase, you acknowledge and agree that we are not responsible for warranty support or claims denied by the manufacturer due to their online sales restrictions.
Angela Best –
Highly recommend the PRO25-2 CAT Controller Hayward PRO 25 ORP Probe Sensor with 24 Inch / 2 Feet Cable. Energy efficient and noticeably improves water circulation.
Todd Thompson –
Loving the new PRO25-2 CAT Controller Hayward PRO 25 ORP Probe Sensor with 24 Inch / 2 Feet Cable! Installation was quick and it’s been working flawlessly.