Monitor toxic ammonia levels continuously with Seachem Ammonia Alert — an in-tank visual indicator that provides constant, real-time ammonia monitoring without the need for test kits.
This compact sensor badge mounts inside your aquarium and changes colour to alert you to dangerous free ammonia (NH₃) levels. It’s ideal for new tank setups, quarantine systems, and ongoing safety monitoring where quick detection is critical.
No test tubes, no strips, no waiting — just constant peace of mind.
Key Features:
✔ Continuous In-Tank Ammonia Monitoring
✔ Detects Toxic Free Ammonia (NH₃)
✔ Clear Colour Indicator for Easy Reading
✔ No Test Kits or Strips Required
✔ Long-Lasting Sensor (Up to 1 Year)
✔ Suitable for Freshwater & Marine Aquariums
Perfect For:
-
New tank cycling
-
Quarantine and hospital tanks
-
Preventing ammonia spikes
-
Ongoing water safety monitoring
Ammonia is one of the most dangerous aquarium toxins. Seachem Ammonia Alert gives you instant visual warning so you can act fast and protect your fish.