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PPM, EC, TDS Meters
BlueLab Guardian Monitor
The Bluelab Guardian Monitor is a constant indicator of the desired levels of EC, pH and temperature, enabling the grower to optimize these parameters as the crop ..
Bluelab Combo Meter™
Better crops start with the Bluelab Combo Meter, it's all you need for simple and reliable crop management and it's all within arms reach. It is a conductiv..
Bluelab Meter Carry Case
Bluelab is excited to introduce a new accessory which makes transporting and using their Meters even easier!
The Bluelab Carry Case provides a custom fit so you can..
Bluelab Truncheon® Nutrient Meter
The world's favourite nutrient meter! With its super tough, high quality, fully waterproof design, no calibration required, daylight readable blue L..
BlueLab Grower's Toolbox
The Bluelab Grower’s Toolbox combines the essential tools you need to easily manage your crop by measuring the pH, conductivity (ppm) and temperature of t..
Hanna GroChek pH/EC/TDS/Temp. Combo
This indicator continuously monitors the three most crucial nutrient parameters in hydroponic, greenhouse, and horticultural applications. At startup, the Ha..
Bluelab Replacement Probes for BlueLab Models
All BlueLab Replacement Probes. Choose your model.
1. $64.99/ The Bluelab pH Combo Probe serves as a replacement for the same essential compone..
HM Digital Aquapro TDS Water Tester Model AP-1
Measures total dissolved solids (TDS) and temperature.
Automatic Temperature Compensation (ATC)
HM Digital Handheld TDS Tester Model TDS-3
Ideal for commercial use. Includes a carrying case with belt clip.
Highly efficient and accurate due to its advanced micropro..
Oakton Eco Tester TDS Low
The Oakton Eco Tester TDS Low pocket meter features a large ergonomically designed display so that you can easily view measurements at a glance. The stainless steel el..
Bluelab Conductivity Pen
The Bluelab conductivity pens are the latest innovation for hand held conductivity meters and the ultimate handy solution for measuring conductivity.
Hanna Instruments GroChek pH & TDS Combo Continuous Reading Meter
This continuous reading meter is ideal for agricultural, horticultural, and hydroponics applications where pH and TDS level..
Oakton Combo PTtester35 TDS/pH Waterproof Tester
Two important measurements in one instrument. The PTTestr tests TDS and pH. They feature easy-to-read displays, push-button calibration, HOLD fu..
Rapitest Soil Test Kit
Why test your soil? Plants need food (nutrients) for health growth. Nitrogen, Phosphorus and Potash (N, P and K for short), play a vital role in plant growth just as vita..
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