- Above Ground Pools
- Inground Pools
- Pool Heaters
- Robotic Cleaners
Digital Oxidation Reduction Potential Tester
The 9531100E model from Hach will quickly and easily test the ORP levels in your Pool or Spa. Intuitive user interface guides users through the calibration and measurement process with a large, easy-to-read LCD screen.
Hach Pocket Pro digital water testers are engineered to deliver accurate results. Backed up with built in performance diagnostics, you never have to guess when to clean or calibrate the sensor. You also get replaceable batteries for convenient field use, and a large, easy-to-read LCD screen.
Features: Auto-Buffer Recognition. ATC. Selectable Temp (°C or °F). Auto-Off. Reading Hold. Waterproof (IP67 and floats).
Includes: Quick-Release Lanyard (included). Transparent Sensor Cap.
*Pictures may show pH meter