Bluelab Guardian Monitor For Easy 24/7 Nutrient Monitoring

With the Bluelab Guardian Monitor you will always know what is going on inside your reservoir at a glance. Tired of replacing pH and TDS pens? This is the answer you are looking for. Most of these can go out and give you false readings of you could drop and break them.

If you area serious grower you really need an accurate scientific instrument. If you are in any kind of hydro or DWC you really need this!

Bluelab Guardian Monitor
Bluelab Guardian Monitor Overview


Now you can monitor your pH up, temperature and nutrient level in your reservoir. You will be able to maximize your grow and ensure plants get a balanced feed at all times. You will know at a glance what is going on. No more fumbling around for pens that often are not even that accurate.

This nutrient monitor offers selectable conductivity units that include TDS, and EC, ppm 500, ppm 700 and CF
This hydroponics tester has ATC or automatic temperature compensation that provides a consistent reading regardless of any fluctuations in temperature.

High and low alarms will alert you if things get outside your parameters. It has a lab quality glass pH probe with easy two point calibration The conductivity / temperature probe comes factory calibrated so it’s ready to be used.

Other features: International power supply, water resistant design; Kit includes: Calibration solution, EC probe and pH probe, probe care kit is sold separately.

Made in New Zealand and manufactured by Bluelab, the industry leader in hydroponic testing equipment. Made for growers with a 2-Year limited warranty. (6-month warranty for pH probe)

If you are looking for a cheaper option check out:

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