Neptune Systems

Neptune Systems Apex Probe Module 1

$ 110.45
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Expansion module enables additional pH & ORP capability to your Neptune Systems controller.

The PM1 control module plugs into your Apex or Apex Lite controller and allows you to monitor and control pH, ORP, and Temperature.


  • Monitor/Control pH or ORP, and temperature.
  • 6 digital inputs for float switches, water on floor sensors, pressure sensors, etc.
  • Full data logging support in Apex Base module.
  • Up to 240 AquaBus modules can be added to the Apex system.
  • Plug and Play. Automatically recognized when installed into the system.
  • Two AquaBus connectors for flexible expansion via AquaBus.
  • Led Status Indicator.
  • Upgradeable firmware.
  • Compatible with Apex and Apex Lite systems.
  • Galvanic Isolation for accurate and reliable probe readings.
  • Comes with 3' AquaBus cable.

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