The Neptune Systems Apex MPR Magnetic Probe Rack is an essential accessory for any reef aquarist utilizing an Apex Controller. This innovative rack provides a neat and secure solution for organizing and holding up to four probes within your sump, ensuring accurate and consistent monitoring of vital water parameters. It eliminates clutter and keeps your valuable probes safely in place, away from potential damage.

Crafted with an all-acrylic construction, the MPR is both weather and shatter resistant, built to withstand the humid conditions of a sump environment. It is specifically designed to accommodate Apex Controller probes, including a perfect fit for the thicker temperature probes. Its robust design is secured by powerful Neodymium magnets, capable of holding the rack firmly through sumps with glass or acrylic up to 1/2 inch thick.

This probe rack is ideal for Neptune Systems Apex Controller owners who want to maintain a tidy and highly functional sump. It is perfect for hobbyists seeking to protect their investment in Apex probes while ensuring precise parameter readings. By centralizing probes, it simplifies maintenance and provides a professional, organized look to any advanced reef filtration system.