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Bluelab Guardian Monitor

The Bluelab Guardian Monitor is an essential piece of hydroponic equipment ensuring accurate and reliable readings every time. The Guardian Monitor provides 24 hour continuous reading for pH, conductivity (EC/ppm 700/TDS/CF) and temperature within a nutrient solution. Controlling and engaging constantly with your grow room optimizes these critical parameters through a plants’ growing life ensuring a successful crop.

These Bluelab Guardian Monitors are designed for indoor use, the Guardian Monitor can be mounted on a wall or hung on a support bar. Set up your reservoir, place the pH and conductivity probes in the solution, then adjust and glance!

Simply set high and low alarm states – if the solution moves away from the ideal range, the display flashes. A quick look at the monitor will let you know when your nutrient solution needs adjusting

Extra features include: 

  • -Plant-safe green LEDs
  • -Large easy to read displays
  • -No calibration required for conductivity and temperature
  • -Simple push button pH calibration
  • -Selectable values for conductivity and temperature
  • -Flashing high and low alarms
  • -Greater tolerance to RF / electronic interference provided
  • -Water resistant design
  • -International power supply included
  • -Replaceable double junction pH probe included
  • -Adjustable display brightness
  • -Non-volatile memory (setting retained when power lost)

Bluelab monitors come with Bluelab Guarantee:-

2 year guarantee for Bluelab Guardian Monitor
6 month guarantee for Bluelab pH Probe
(proof of purchase is required)

Collection Delivery
  • Collect in store
  • 7 days to collect
  • Open 10am - 6pm
In Stock

How long will it take for my order to be delivered using standard delivery?
Standard delivery is within 5 working days.

How much does standard delivery cost?
Standard delivery costs £7.00(regional and heavy item surcharges apply and will be calculated at checkout).

Bluelab Guardian Monitor
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