Core control and everyday monitoring.

The A3 Apex System offers control but scaled-back monitoring with room to grow for the everyday aquarist.

Includes:

• A3 Apex Control Head Unit
• Energy Bar 832
• 6 ft Aquabus Cable
• Lab Grade Double Junction pH Probe
  
• New LD2 Neptune Leak Detector
• New Magnetic Optical Sensor
• New Temperature Probe
  
• Salinity and pH calibration solutions