Oakton (WD-35661-17) TDS Tester & EC Tester Sensor Replacement electrode 24 inch Diameter Brine Tanks 🔧 Pro Tip: The 34

🔧 Pro Tip: The 34 mil feed spacer makes the TW30-4040 more forgiving than thin-channel membranes

as valve technology has improved significantly and older assemblies may not meet current safety standards or provide optimal regeneration performance

Fits Standard 10x4

5-inch diameter Big Blue/Boy housings from Watts and similar manufacturers

The meter's ability to quickly show dissolved solids removal gives installers and service technicians a reliable way to validate system efficiency without lab equipment or lengthy procedures

Oakton (WD-35661-17) TDS Tester & EC Tester Sensor Replacement electrode 24 inch Diameter Brine Tanks 🔧 Pro Tip: The 34Oakton Water Quality Meters Oakton WD 35661 17 TDS Tester & EC Tester Sensor Replacement Electrode Precision replacement sensor for maintaining accurate conductivity and total dissolved solids measurements in your Oakton handheld testers Factory OEM Part Direct Replacement WHY IT WORKS Built for Field and Lab Reliability OEM Precision Factory matched electrode ensures your Oakton microprocessor testers maintain calibration accuracy and measurement