Seachem pH Alert® – Continuous pH Monitor for Freshwater Aquariums

Monitor your aquarium pH continuously—without test kits or chemicals. Seachem pH Alert® provides simple, real-time visual pH monitoring to help you spot water chemistry changes before they become a problem.

Key Benefits:

• Continuous pH monitoring
• No test kits, chemicals, or complicated procedures required
• Easy colour-coded pH readings
• Compact, clear, unobtrusive design
• Long-lasting sensor performance

Sudden pH swings can stress fish, affect plant health, and destabilize your aquarium environment. Continuous monitoring makes it easier to spot changes early and take action when needed.

pH Alert® uses a colour-sensitive sensor that continuously monitors pH and changes colour according to water conditions.

The sensor shifts from:
🟡 Yellow → 🟠 Orange → 🔴 Red

Monitoring a pH range of:
5.4 – 8.0

✔ Simple instant visual monitoring at a glance

If you want a simple, reliable way to continuously monitor freshwater pH without test kits or hassle, Seachem pH Alert® is an excellent aquarium monitoring tool.