NEPTUNE SYSTEMS APEX TEMPERATURE PROBE ESV Aquarium Products Quick connect hose inputs for

Quick connect hose inputs for dosing and ATO (x1 in refugium

which we usually have in our aquariums

Precise control of water movement

super-sensitive leak detection probes and place them where you want that oh-so-important protection for your floors

Water testing is critical and necessary for aquariums

NEPTUNE SYSTEMS APEX TEMPERATURE PROBE ESV Aquarium Products Quick connect hose inputs forReplace your Temperature Probe, add one for another tank, or put one on your PM2 PM3 module for temperature compensated readings. Buy this probe if you are: Replacing an old probe. Adding another tank to your system via a PM1. Want to have more accurate readings on your PM2 PM3 modules by adding temperature compensation.