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Neptune Systems

Neptune A3 Apex Pro System and TRIDENT Controller Kit

Was: $1,620.98
Now: $1,426.46
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Neptune A3 Apex Pro and TRIDENT Controller Kit

Ultimate control for any serious control freak. Our A3 Apex Pro System offers the most complete experience of monitoring and control for the discerning aquarist.



  • Fully equipped A3 Apex Pro base unit
  • 4 FMM Ports
  • 4-Channels 0-10V Variable output
  • 6 Switch Digital Input
  • 2 Aquabus Ports
  • 2 pH/ORP probe ports
  • 1 Salinity* probe port
  • 1 Temperature probe port
  • Both WiFi & Ethernet compatible
  • Soft-touch finish
  • New built-in audible alarm
  • Control up to 13 individual power connections with the Energy Bar 832
  • ONLY power bar on the market to be ETL/UL certified specifically for aquarium use
  • 8x 120 VAC outlets
  • 3x 1LINK outputs for WAV, DOS, etc
  • 2x DC24V outputs for accessories (small pumps, solenoids, fans, etc.)
  • 3x AquaBus Ports
  • Track temperature, ORP, and pH with included lab-grade, double-junction probes
  • Continuous monitoring of water-level depth with the new Liquid Level Sensor
  • Reliable and reusable new Optical Multi-Surface Leak Detection Sensor
  • Set reminders, log testing and dosing information, and access your tank from anywhere with Apex Fusion
  • *Salinity probe sold separately

What's Included: 

A3 Apex Pro Bundle kit Includes:

  • 1x A3 Apex Pro Base Unit
  • 1x EB832 Energy Bar 832
  • 1x Temperature Probe
  • 1x pH Probe
  • 1x ORP Probe
  • 1x 15" LLS Liquid Level Sensor 
  • 1x LD-3 Optical Multi-Surface Leak Sensor 
  • 1x 6' Aquabus Cable
  • Calibration Solutions (7 & 10)
  • Mounting Screws
  • ADM Apex Display Module
  • Neptune Systems Apex TRIDENT (Alk, Cal, Mag) Monitoring Device