Neptune Systems A3 Apex Pro – Ultimate Aquarium Control Take full command of your aquarium with the Neptune Systems A3 Apex Pro system: precise monitoring, automation, and peace of mind—all in one sleek kit. 🐠💧 Core Features Advanced A3 Apex Pro base unit with soft-touch finish and built-in audible alarm 🔔 4 FMM ports, 4 × 0-10 V variable outputs, 6 digital switch inputs, 2 Aquabus ports, 2 pH/ORP probe ports, 1 salinity port, and 1 temperature port 🌡 Wi-Fi and Ethernet compatibility for reliable remote access 📶 Energy Bar 832 with 8 individually monitored 120 V outlets, 3 × 1LINK outputs, and 2 × 24 V accessory ports—ETL/UL certified for aquarium use 🛡 Includes lab-grade, double junction probes for temperature, pH, and ORP—accurate with fewer calibrations 🧪 Innovative LLS liquid level sensor for exact depth measurement, and LD-3 optical multi-surface leak detection sensor for added safety 💧 Key Features Comprehensive control and monitoring of multiple aquarium parameters Real-time remote access and alerts via Apex Fusion cloud platform Expandable and backward-compatible within the Neptune ecosystem Energy usage monitoring to detect equipment issues early What’s Included A3 Apex Pro Base Unit Energy Bar 832 Temperature Probe pH Probe ORP Probe 15″ LLS Liquid Level Sensor LD-3 Optical Multi-Surface Leak Sensor 6' Aquabus Cable Calibration Solutions (pH 7 & pH 10) Mounting Screws Getting Started Card More Information Item Name Neptune Systems A3 Apex Pro Controller System Brand Neptune Systems Manufacturer SKU 251343 UPC 653078004861 Included Energy Bar Energy Bar 832 Dimensions Head Unit: 4.75″ L × 5.25″ H × 3.25″ WEnergy Bar 832: 10″ L × 6.5″ H × 2.25″ W Aquarium Type Saltwater & Freshwater Shop Other Sizes / Accessories Enhance your setup with these compatible Neptune Apex options: Neptune Systems A3 Apex Controller System (Standard) Neptune Systems A3 Apex Jr Controller System