HM Digital Inc. formerly known as Heemang Electronics is an original equipment manufacturer established in 1987. It is popular for its TDS meter that has been recognized worldwide. HM Digital is well known globally for providing its customers the best values in water testing instrumentation.

Showing 1–20 of 60 results

AP-1

$65.23

AP-1: AquaPro Water Quality Tester (TDS)

HM Digital’s AquaPro Series, is a handheld water quality tester which, with a modern design is perfect for today’s tech-savvy and health-conscience consumer. The AquaPro digital water testers are the next generation for today’s modern kitchen.

Price incl. GST

AP-2

$18.81

AP-2: AquaPro Water Quality Tester (EC)

HM Digital’s AquaPro series, is a handheld water quality tester which, with a modern design is perfect for today’s tech-savvy and health-conscience consumer. The AquaPro digital water testers are the next generation for today’s modern kitchen.

Price incl. GST

ASP-20

$54.34

HM Digital ASP-20 unit comes with the following:

  • Twenty (20) packs of Assorted Solutions
  • Five (5) 20 ml packets of pH 4 buffer
  • Five (5) 20 ml packets of pH 7 buffer
  • Five (5) 20 ml packets pH storage solution
  • Five (5) 20 ml packets EC/TDS calibration solution
Price incl. GST

C1000 TDS Calibration Solution

$13.30

C1000 & C342: TDS and EC Calibration Solutions

  • For optimal performance, re-calibrate your meters periodically or if testing TDS or conductivity levels in wide or different ranges
  • NaCl calibration solution
  • Comes in lightweight HDPE plastic bottles
  • Laboratory quality NIST-traceable solutions
  • Any brand TDS meter can be calibrated to any brand of calibration solution
  • Bottles have a convenient wide mouth, allowing a user to simply insert the meter into a stable bottle
  • Sealed with coated foam liner
Price incl. GST

C342 TDS and EC Calibration Solution

$13.30

C-342 & C-1000: TDS and EC Calibration Solutions

For optimal performance, re-calibrate your meters periodically or if testing TDS or conductivity levels in wide or different ranges.
The 342ppm Calibration Solution is designed for use with pure drinking water. The 1000ppm Calibration Solution is designed for use with beverages, aquariums and pools.

  • NaCl solution
  • Available in 1000 ppm or 342 ppm
  • 3 oz. bottles (90 ml)
  • C342 UPC: 891144000014
  • C1000 UPC: 891144000038
Price incl. GST

CIC-152-N

$998.80

CIC-152-N / CIC-152-4: Dual Control Dosing/Injection TDS/EC

The CIC controllers can monitor and control dosing and/or injection systems. This unit will control 2 separate systems.

Price incl. GST

COM-100

$108.90

COM-100: Waterproof Professional Series EC/TDS Meter

The HM Digital COM-100 is one of the EC/TDS/Temp meter at a professional grade level perfect for all water quality testing, water treatment, ecology testing, labs & scientific testing, colloidal silver, wastewater regulation, water purification applications, pools & spas, hydroponics, aquaculture.

Price incl. GST

COM-300

$278.53

COM-300: Waterproof Professional Series pH/EC/TDS/Temp Meter

The HM Digital COM-300 is one of the professional grade level pH/EC/TDS/Temp meters perfect for all water quality testing, water purification applications, water treatment, wastewater regulation, aquaculture, colloidal silver, labs & scientific testing, hydroponics, pools & spas,  boilers & cooling towers, ecology testing and more.

Price incl. GST

COM-80

$66.00

COM-80: EC/TDS HydroTester Series

The COM-80 is easily the most advanced economically priced, reliable EC/TDS meter on the market. With its versatility and durability, it is ideal for testing applications such as hydroponics & gardening, pools & spas, aquariums & reef tanks, water ionizers, drinking water and more.

Price incl. GST

CP-1000

$54.34

HM Digital  CP-1000 

HM Digital CP-1000 unit comes with 20 packs of Sodium Chloride (NaCl) EC/TDS calibration solution and 20 packets of 20 ml 1000ppm / 2mS / 2000 µS solution

Price incl. GST

DM-1

$55.00

HM Digital DM-1: In-Line Dual TDS Monitor

HM Digital DM-1 is a consumer-friendly TDS monitor that measures the input and output of a water filtration system. It measures the feed water (input) versus the product water (output) at any time. It became ideal for everse Osmosis (RO), Deionized water (DI) filtration systems that works perfectly in applications like Aquariums, Hydroponics, drinking or potable water and many more.

Price incl. GST

DM-2

$89.10

DM-2: Commercial Inline Dual TDS Monitor

The DM-2 is a commercial grade monitor measuring TDS feed (input) water vs. product (output) water of a water filtration system at any time. With its shielded cables and diagnostic messaging this robust device is ideal for Reverse Osmosis (RO), Deionized water (DI) filtration systems that work well in applications such as drinking or potable water, Water treatment, Aquariums, Hydroponics and many more.

Price incl. GST

DM-2EC

$89.03

DM-2EC: Commercial In-Line Dual EC Monitor

The DM-2EC is a commercial grade monitor measuring ELECTRICAL CONDUCTIVITY feed (input) water vs. product (output) water of a water filtration system at any time. With its shielded cables and diagnostic messaging this robust device is ideal for Reverse Osmosis (RO), Deionized water (DI) filtration systems that work well in applications such as industrial water filtration systems for car washes, window washing, manufacturing, and food processing.

Price incl. GST

EC-3

$36.30

EC-3: Electrical Conductivity Tester with Case

With its rugged design and build, the EC-3 is an ideal meter (tool) that can be used for any application; Ranging from water purification, to hydroponics to industrial waste water treatment. It comes with a black vinyl carrying case, protecting it when carried in a toolbox.

Price incl. GST

FLM-3

$115.32

The FLM-3 is a consumer flow meter perfect for under the sink monitoring of the flow that has passed through your filtration (RO/DI) system.

Price incl. GST

HM-200

$396.00

HM Digital HM-200: Portable pH/EC/TDS/Temp Monitor

The HM Digital HM-200 is a portable pH/EC/TDS/Temp monitor perfect for water purification applications, labs & scientific testing, aquaculture, wastewater regulation, all water quality testing, water treatment, colloidal silver, hydroponics, pools & spas, boilers & cooling towers, ecology testing and more.

Price incl. GST

HM-500 Hydromaster

$784.08

HM-500 HydroMaster: EC/TDS, pH, Temp Continuous Monitor

HM-500 Hydromaster is what users can rely on when it comes to monitoring and indicating pH, EC/TDS, and Temp providing accurate and stable readings. The HM-500 is portable and can be wall mounted due to its rechargeable battery. It is also user friendly as it comes equipped with high and low alarm set points, touch screen, and recorded readings. The unit is ideal for applications such as lab, aquariums, pools, hydroponics and etc.

Available on order – please allow 2-3 weeks lead time
Price incl. GST

LBS-10

$115.45

Our LBS-10 LeakBlock Sensor can be used for numerous applications to avoid flooding and unnecessary leaks. The LBS-10 LeakBlock Sensor is perfect for traditional applications:  RO Systems, inlets of a Filter System, and individual Filters.  The robust commercial design of our latching valve, enables the LBS-10 LeakBlock Sensor to be used for additional applications.

Price incl. GST

LSM-100

$230.76

LSM-100: Commercial grade EC/TDS Monitor

The HM Digital LSM-100 is the ideal EC/TDS monitor for commercial or industrial applications.
Ideal for Large Scale Systems. The extended battery life as well as 1/2″ sensor probe makes the LSM-100 ideal for large scale systems in commercial or industrial settings.
Extra Large Screen. The extra large LCD display screen is both functional and easy to read from far distances.
Battery Operated. The LSM-100 is battery powered and includes two (2) 1.5V AA batteries at no extra cost.

Price incl. GST

ORP-200

$165.00

ORP-200: Waterproof Professional Series ORP/Temp Meter

The ORP-200 is a professional grade ORP meter ideal for all ORP testing, including anti-oxidant measurement, water purification applications, ionizers, agriculture, aquariums & aquaculture, chlorine monitoring, cooling tower disinfection, environmental testing, fruit & vegetable washing, hydroponics, metal finishing, ozone system monitoring, pharmaceutical & medical applications, pools & spas, pulp bleaching, vineyards & wineries and water treatment.

Price incl. GST