Note: Meters and calibration solutions sold separately

✅ Long Shelf Life: Individually sealed powder packets maintain reagent stability and freshness far longer than liquid reagents

MW801 PRO meter body

Alarm: Active when reading is higher or lower than set point

Automatic Calibration

Hanna GroLine HI981412-00 pH Dosing System - Automated pH Controller with HI10063 Probe RO DI filter Note: Meters and calibration solutionsHanna GroLine HI981412 00 pH Dosing System Automated pH Control for Pools, Aquaculture & Water Treatment The Hanna GroLine HI981412 00 pH Dosing System is a professional grade automated pH controller engineered for precise pH management in swimming pools, aquaculture, hydroponics, and water treatment applications. This complete system continuously monitors pH levels and automatically doses acid or base to maintain optimal water chemistry 24 7,