Neptune Systems A3 Apex Jr

Neptune Systems

SKU: 653078004977

Neptune Systems A3 Apex Jr System -- Get the essential monitoring you need now, expand into control later

  • A3 Apex Jr base unit
    • 2 FMM Ports
    • 2 Aquabus Ports
    • 1 pH probe port
    • 1 Temperature probe port
    • WiFi compatible only (no Ethernet port)
    • New built-in audible alarm
    • Expandable
  • Track temperature and pH with included lab-grade, double-junction probes
  • Monitor water level with new MOS Magnetic Optical Sensor
  • Stay on top of leaks with LD-2 Leak Detection Floor Sensor
  • Set reminders, log testing and dosing information, and access your tank from anywhere
  • Affordable entry into Apex ecosystem with ability to add-on/expand as you see fit


  • A3 Apex Jr. Base Unit
  • Lab Grade Double Junction pH Probe
  • Temperature Probe
  • Solid-Surface Leak Detection Probe
  • Magnetic Optical Sensor
  • Power Supply
  • pH calibration solutions

This products can be purchase on our Shopee and Lazada store.