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HM Digital Meters

About HM Digital Meters

Established in 1987, HM Digital, Inc. (formerly known as Heemang Electronics) is an original equipment manufacturer (OEM) that has been recognized worldwide for providing the best values in water testing instrumentation, especially the increasingly popular TDS meter.

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7 Results

SM-1 In-Line TDS Monitor for Single Water Line

by HM Digital Meters

$33.99
Rated 5 out of 5 stars.

1

  • Overall: 6'' H x 3'' W
  • Overall Product Weight: 0.16lb.
  • Filter Component: Installation accessories

Handheld Water Total Dissolved Solids Tester - AP-1

by HM Digital Meters

$35.99$38.99
Rated 4 out of 5 stars.

1

  • Overall: 7'' H x 4'' W
  • Product Type: Whole house
  • Overall Product Weight: 0.2lb.
  • Filter Component: Installation accessories

FM-1 Water Filtration System Monitor for Five StaSystems

by HM Digital Meters

$46.99

  • Product Type: Monitor
  • Overall: 5'' H x 6'' W x 1'' D
  • Overall Product Weight: 0.53lb.
  • Filter Component: Filtration system

AquaPro TDS / Temperature Meter

by HM Digital Meters

$46.99
Rated 5 out of 5 stars.

2

  • Large and easy-to-read LCD screen includes simultaneous temperature reading
  • Includes a cap and batteries
  • Temperature meter
  • Measures total dissolved solids (TDS) and temperature

SP-1 TDS / EC Sensor Probe for Panel Mounted Controllers

by HM Digital Meters

$76.99$78.99

Out of Stock

  • Product Type: Faucet mount
  • Overall: 3'' H x 4'' W x 1'' D
  • Overall Product Weight: 0.3lb.
  • Filter Component: Installation accessories

SP-4 Dual TDS Sensor Probes (Single 4-pin Connector)

by HM Digital Meters

$26.99

Out of Stock

  • Overall: 4'' H x 1'' W x 1'' D
  • Overall Product Weight: 0.08lb.
  • Filter Component: Installation accessories

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