Bluelab Guardian Monitor Wi-Fi

Always On. Being There Optional.

Stay on top of your reservoir’s pH, conductivity, and temperature with ease using the Wi-Fi-enabled Bluelab Guardian Monitor. Receive real-time alerts on your phone and ensure optimal growing conditions for your plants.


  • Built-in Wi-Fi: Option to disable if needed
  • High/Low Alarms: Set for pH, temperature, and conductivity
  • Non-volatile Memory: Retains settings even after power loss
  • Green LEDs: Plant-safe with adjustable brightness
  • Long Measurement Probes: 2 meters / 6.6 feet
  • Wide Voltage Range: 110 – 240 VAC
  • Interchangeable Power Plug: For global compatibility
  • Replaceable pH Probe: Easy to switch out with BNC connection

When connected to the Edenic by Bluelab app:

  • Instant Alerts: Receive alarm notifications on your phone
  • Remote Monitoring and Control: Manage your system from anywhere
  • History Reporting: Helps with data-driven decision making

Bluelab Guardian Monitor Inline Wi-Fi now available!


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Features & Compatibility

Monitor Your Key Parameters 24/7

Save time and effort with the Guardian Monitor Wi-Fi. This device provides continuous monitoring of the three critical parameters for successful growth: pH, conductivity, and temperature. Thanks to its built-in Wi-Fi capability, you can view your data in the Edenic app, allowing you to keep an eye on your nutrient levels from anywhere, at any time.

The Bluelab Guardian Monitor Wi-Fi acts as a constant indicator of the desired levels of your nutrient solution, enabling you to optimize these vital parameters as your crops progress through each growth stage.

Trusted by Growers

  • Bold, Bright, and Always On: The large backlit LED display is plant-safe and allows you to view pH, EC, and temperature at a glance.
  • Customizable Alarms: Set visual alarms for your preferred parameter ranges. You’ll know immediately if something is out of range, ensuring you always have optimal reservoir conditions.

The Bluelab Guardian Monitor Wi-Fi is mains-powered and can be mounted on a wall or hung on a support, with two probes placed into your reservoir.

Built for Growers All Bluelab products are built in New Zealand, designed specifically for growers by growers. This ensures that your water-resistant Guardian Monitor Wi-Fi can withstand the everyday splashes and conditions of growing environments. It’s designed and assembled in New Zealand from local and imported components.

Easy Maintenance While no calibration is required for conductivity and temperature, regular calibration of the pH probe is necessary. You can maintain your monitor with ease by using the Bluelab Probe Care Kit, which includes everything you need to clean, maintain, and calibrate your probes.

Stay Connected to Your Parameters The Bluelab Guardian Monitor Wi-Fi offers mobile alerts through the Edenic software. If something goes wrong in your nutrient reservoir, you will be the first to know. The two-way communication feature allows you to update alarm settings remotely, giving you peace of mind that your plants are always well-guarded.

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