PTS21 Long NTC Temperature Sensor

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Phoenix Sensors is a US manufacturer of temperature sensors like the PTS20/PTS21 series. The PTS20/PTS21 pool temperature sensor was specifically designed for temperature applications in residential and commercial pools and spas.  The overmolded glass encapsulated NTC allows for protection against water ingress that cause traditional temperature sensors to fail.  The low cost semi-automated united states manufacturing process allows for a cost effective solution.  Click on the following link to find out how to replace your Pentair Pool Temperature Sensor.  If you own a Jandy Heat Pump, Click Here for example instructions.

The proven temperature sensor design has been in the field for 5+ years providing customers with a high-quality solution that last 3+ years in the field without failing.

PTS20/PTS21 Pool Temperature Sensor Specifications


  •   0-85°C Operating Temperature
  •  Temperature Sensor – .1C Resolution
  •  Accuracy – .5C (FS)
  •  Overmolded NTC probe
  •  IP67
  •  Media – Liquid, Air, & Gas
  • 40″ or 240″ Cable
  • 2-year Warranty

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