The Neptune System Leak Detection Probe is a reliable safety accessory designed to detect unwanted water leaks around aquariums, sumps, and equipment areas. When paired with an Apex controller, this probe provides instant alerts the moment moisture is detected, allowing aquarists to respond quickly and prevent potential damage to flooring, cabinetry, and electrical components. Its low-profile design makes it easy to position in vulnerable spots, while the durable, corrosion-resistant construction ensures long-term performance in both freshwater and marine environments. Essential for safeguarding high-value aquarium systems, the Neptune System Leak Detection Probe offers peace of mind by adding an extra layer of protection to any automated setup.