Neptune Systems A3 Apex System -- The control you want, monitoring you need, and with room to grow for the everyday hobbyist A3 Apex base unit 3 FMM Ports 6 Switch Digital Input 2 Aquabus Ports 1 pH/ORP* probe port 1 Temperature probe port Both WiFi & Ethernet compatible New built-in audible alarm Expandable 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 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 with Apex Fusion *ORP probe sold separately
