Meters & Solutions

Adjustable brightness display. Large easy-to-read, plant-safe green LED displays. Selectable values for conductivity and temperature. Simple push button pH calibration system. No calibration required for conductivity and temperature. Silent alarm for...

Adjustable brightness display. Large easy-to-read, plant-safe green LED displays. Selectable values for conductivity and temperature. Simple push button pH calibration system. No calibration required for conductivity and temperature. Silent alarm for...

Resolution: pH 0.1 pH, 0.00–14.0 pH. Accurate to +/-0.1 pH. Hold button and auto shut-off. Automatic calibration: Auto-ranging to 4, 7 or 10 pH. Very reliable and long lasting. Low battery indicator. Clear cap to notice moisture (or lack of) on probe...

Measures pH and temperature. Auto-ranging three point calibration with digital fine tuning. pH buffer 4 solution is in a sponge embedded in a clear cap. Measurement range: 0-14 pH with a waterproof housing. Digital automatic calibration (one point), with...

Chemboys pH Up is designed to help raise the pH of your nutrient ecosystem, to ensure your plants flourish with maximum nutritional availability. Add when your pH is too low; appropriate for every stage of the growing process. Promotes pH stability. ...

Chemboys pH Up is designed to help raise the pH of your nutrient ecosystem, to ensure your plants flourish with maximum nutritional availability. Add when your pH is too low; appropriate for every stage of the growing process. Promotes pH stability. ...

Chemboys pH Down is designed to help lower the pH of your nutrient ecosystem to ensure your plants flourish with maximum nutritional availability. Appropriate for every stage of the growing process. Designed to lower the pH of your ecosystem Helps...

Chemboys pH Down is designed to help lower the pH of your nutrient ecosystem to ensure your plants flourish with maximum nutritional availability. Appropriate for every stage of the growing process. Designed to lower the pH of your ecosystem Helps...

The perfect, portable way to accurately measure and monitor pH levels in a wide range of media. We have combined the Bluelab® Multimedia pH Meter and Bluelab® Leap™ pH Probe to take fast, accurate measurements in nutrient solution, soil, coco...

Our brainy pH Controller Connect constantly monitors and fine-tunes the pH levels for you. But more than that, it wirelessly data logs to your computer too, putting continuous information at your fingertips. Use the data to make system changes faster for...

Hands-free monitoring and dosing of solution pH levels. Our clever pH controller automatically monitors and fine-tunes the pH levels for you. You simply set it and forget. The pH is taken care of. For use with reservoirs up to 200 US gal/760 L...

The instrument is only as accurate as the probe is clean. Probe cleaning is one of the most important parts of owning or operating any Bluelab meter, monitor or controller. If the probe is contaminated or dirty, it affects the accuracy of the reading...