Monitors, Meters & Controllers

Filter

Sort

Glycerin Filled Pressure Gauge (1-100 PSI) + HM Digital TDS Meter + Tube Cutter

Pressure Gauge : Adequate PSI is crucial for correct operations for any reverse osmosis unit....

Save $3.04

Glycerin Filled Water Pressure Gauge Kit 2.5" Dial 1-100 PSI w/ Install parts

PRECISE: Adequate and accurate PSI tester is crucial for correct operation for any Reverse Osmosis...

HM Digital Dual Inline TDS Meter DM-1

The DM-1 helps you to measure the tap water coming in vs the purified water going...

TDS 342 PPM Calibration Solution

To ensure accurate measurements, periodic recalibration of your meters is recommended, especially when testing TDS...

Pack of 3 Replacement Leak Detector Pad

Replacement pad for Leak Detectors

SAL-1700 Salinity & Temperature Testing Pen

SAL-1700 Salt and Temperature Meter This Newly released SAL-1700 is ideal for measuring the salinity...

Save $7.00

RO Reverse Osmosis Under-sink Filtration System Water Leak Detector Safety Valve

RO Reverse Osmosis Under-sink Filtration System Water Leak Detector Safety Valve 1/4 inch Automatically shut...

FM-2: Filter Monitor with Volumizer

FM-2 RO Filter Monitor with Volumizer, a cutting-edge device that effortlessly tracks up to five...

TDS-3 Handheld TDS Meter

HM Digital TDS-3 Handheld TDS Meter is a valuable device for conveniently checking the Total...

Single Inline TDS meter SM-1

The HM Digital SM-1 Single Inline TDS Meter is designed for measuring the Total Dissolved...

Flow-lok Leak Detector with Drip Tray for RODI Systems

Leaks can cause tremendous amounts of damage. By having a simple leak detector on your...

PH-200 Waterproof pH Meter

Perfect for a wide range of liquid pH testing needs, this versatile tool is well-suited...

Triple Inline TDS Meter TRM-1

TRM-1 Triple Inline TDS Meter from HM Digital stands as one of the most indispensable...

Upgrade Dual Inline TDS Meter with Backlight DM-2

HM Digital DM-2 Commercial Dual Inline TDS Meter is a robust solution for monitoring the...

LBS-10 Leak Block Sensor & Solenoid Valve

Our LBS-10 LeakBlock Sensor can be used for numerous applications to avoid flooding and unnecessary...