HM Digital SP-C3 Replacement Probe – pH/EC/TDS/Temp Sensor for COM-300 zerowater filter change decisions

filter change decisions

Replace at the 2-year mark to maintain consistent mineral output and alkaline pH

Iron powder reagent replacement kit (25 tests)

Set Point: 50 ppm (100 µS)

making them ideal for continuous monitoring applications

HM Digital SP-C3 Replacement Probe – pH/EC/TDS/Temp Sensor for COM-300 zerowater filter change decisionsHM Digital SP C3 Replacement Probe for COM 300 Keep your COM 300 multi parameter meter performing at its best with the genuine HM Digital SP C3 replacement probe. Engineered for precision measurement of pH, Electrical Conductivity (EC), Total Dissolved Solids (TDS), and Temperature in a single sensor ideal for hydroponics, aquaculture, water quality testing, and laboratory use. Key Features Direct replacement probe for the HM Digital COM 300 meter