Apex EL Controller System

APEXEL CONTROLLER SYSTEM The ApexEL makes keeping your aquarium easier while also monitoring key parameters such as temperature, pH, and the health of your connected equipment, for under $500* The ApexEL System includes probes for Temperature and pH. The pH probe is double-junction as well so it holds calibration longer and has a longer lifespan than single-junction probes. For more information, please click here. Includes: Apex Control EL Head Unit Energy Bar 832 6 ft Aquabus Cable Lab Grade Double Junction pH Probe Temperature Probe pH calibration solutions