HM Digital

Reverse Osmosis Systems » Reverse Osmosis Components » HM Digital Testing Equipment » TDS Meters  Click here to view all products by this manufacturer.

TDS Meters
Model # Description Price  
HM Digital Handheld Digital TDS Meter & Thermometer TDS-3 HM Digital Handheld Digital TDS Meter & Thermometer $24.00 Add to Cart
HM Digital Small Handheld Digital TDS Meter & Thermometer TDS-4TM HM Digital Small Handheld Digital TDS Meter & Thermometer $24.00 Add to Cart
HM Digital Professional Waterproof TDS Meter & Thermometer COM-100 HM Digital Professional Waterproof TDS Meter & Thermometer $59.95 Add to Cart
HM Digital Professional Waterproof pH Meter & Thermometer PH-200 HM Digital Professional Waterproof pH Meter & Thermometer $79.95 Add to Cart
HM Digital Professional Waterproof ORP Meter & Thermometer ORP-200 HM Digital Professional Waterproof ORP Meter & Thermometer $87.95 Add to Cart


Reverse Osmosis Systems » Reverse Osmosis Components » HM Digital Testing Equipment » HM Digital Accessories  Click here to view all products by this manufacturer.

HM Digital Accessories
Model # Description Price  
pH Buffer Solution Variety Pack PH-BUF pH Buffer Solution Variety Pack $10.95 Add to Cart
ORP Buffer Solution and Electrode Test Kit ORP-BUF ORP Buffer Solution and Electrode Test Kit $18.95 Add to Cart


Reverse Osmosis Systems » Reverse Osmosis Components » HM Digital Testing Equipment » Reverse Osmosis System TDS Monitors  Click here to view all products by this manufacturer.

Reverse Osmosis System TDS Monitors
Model # Description Price  
HM Digital 1-Stage Inline TDS Monitor SM-1 HM Digital 1-Stage Inline TDS Monitor $29.00 Add to Cart
HM Digital 2-Stage Inline TDS Monitor DM-1 HM Digital 2-Stage Inline TDS Monitor $39.00 Add to Cart
HM Digital Quick Check Monitor QC-1 HM Digital Quick Check Monitor $39.00 Add to Cart


Reverse Osmosis Systems » Reverse Osmosis Components » HM Digital Testing Equipment » Water Filter Monitors  Click here to view all products by this manufacturer.

Water Filter Monitors
Model # Description Price  
5-Stage Inline Monitor (Timer Function Only), w/ Faucet Indicator Light FM-1 5-Stage Inline Monitor (Timer Function Only), w/ Faucet Indicator Light $29.95 Add to Cart
5-Stage Inline Monitor (Timer & Volumizer), w/ Faucet Indicator Light FM-2 5-Stage Inline Monitor (Timer & Volumizer), w/ Faucet Indicator Light $39.95 Add to Cart