NEPTUNE SYSTEMS APEX TEMPERATURE PROBE ESV Aquarium Products The EHEIM aquarium heater is

The EHEIM aquarium heater is a further development of the legendary heating rod

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

every detail has been meticulously attended to

Reef Crest Mode

G5 Diffusers custom-designed to fit G5 models only

NEPTUNE SYSTEMS APEX TEMPERATURE PROBE ESV Aquarium Products The EHEIM aquarium heater isReplace 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.