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HM Digital Hydromaster HM-500 Continuous pH/TDS/EC/Temp


SKU: GG-660009 Category: Tag:

The HM-500 is the most versatile continuous monitor indicating EC/TDS, pH, and Temp providing accurate, stable readings the user can rely on. With its rechargeable battery this unit is portable or can be wall mounted. To make it even more user friendly, it comes equipped with touch screen, high and low alarm set points, and recorded readings. It is ideal for hydroponics and other applications such as lab, pools, aquariums etc.


  • Continuous pH/EC/TDS/Temp Monitor
  • Rechargeable battery
  • RF Resistant
  • Portable/Wall Mount/Benchtop
  • Data Storage: Up to 20 measurement readings
  • Auto Shut-Off: After 5 minutes
  • Alarm: Adjustable High & Low Set Point and on/off
  • Display: LCD Touch-Type Screen with Auto Back lighting
  • Probe: ABS with Platinum electrodes for EC / Single Junction pH Sensor
  • Three Year Warranty

Need a replacement EC/TDS sensor? Click here.

Need a replacement pH sensor? Click here.

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Product Stats

Weight0.94 lbs
Dimensions8 × 4 × 1.4 in
Case Qty1