Neptune MOS Optical Level Sensor with Integrated Magnet Fish Food This high-intensity steriliser works without

This high-intensity steriliser works without chemicals

and more refined

with a dKH measuring range of 4

the Hydra 64HD White is ideal for 75 x 75 cm mixed reefs or 60 x 60 cm SPS high-density systems

Ideal for reef tanks seeking balanced and enhanced coral biology

Neptune MOS Optical Level Sensor with Integrated Magnet Fish Food This high-intensity steriliser works withoutThe Neptune MOS Optical Level Sensor with Integrated Magnet is an advanced sensor designed to fit into tighter spaces while preventing water incursion. Replacing the older OS 1 M model, it offers a more compact and efficient design, ensuring your water monitoring system is both reliable and space saving. This sensor uses reflected infrared light to detect changes in water levels, switching between wet and dry states. The MOS sensor is ideal for