Neptune Systems - Magnetic Probe Rack aquarium supplement The most common species

The most common species

While CO₂ injection is not strictly necessary

or forming moss walls

With its vivid green tones

Compatible with Apex Base Units

Neptune Systems - Magnetic Probe Rack aquarium supplement The most common speciesThe Neptune Systems Magnetic Probe Rack is a sleek and sturdy solution for safely mounting your aquarium monitoring probes. Designed specifically for Neptune Systems temperature, pH, ORP, and salinity probes, this rack helps keep your sensors securely in place while maintaining accurate readings and a clean, organized sump or aquarium setup. Featuring strong, reef safe magnets, the rack holds firmly to aquarium glass or acrylic up to 1 2" thick,