Milwaukee Instruments EC40 EC/TDS Nutrient Meter

Milwaukee EC40 PRO EC/TDS Nutrient Meter The Milwaukee EC PRO EC/TDS Nutrient Meter is an extremely tough, reliable, IP67 Waterproof Nutrient Meter designed to meet your Hydroponic, horticulture and agricultural needs!  This meter arrives...

Apera GroStar GS3 EC Pen

Bluelab Pulse Multimedia EC/MC Meter

Introducing Pulse, a new innovation designed and made in NZ by Bluelab. Easily check moisture, conductivity (a measure of the nutrient salts present in the media) and temperature directly from the root zone or in nutrient a solution. Check, correct and...

HM Digital 1000 ppm 3oz

Product Details NaCl calibration solution 1000 ppm comes in lightweight HDPE plastic bottles. Sealed with a coated foam liner.

GroLine Waterproof EC/TDS/Temp

The HI98318 is our latest pocket meter for measuring the EC/TDS of a hydroponic nutrient solution. This modern looking meter is only 0.7" thick and extremely ergonomic, fitting comfortably in your hand. The HI98318 has a very large easy to read LCD...

Bluelab Inline pH Probe (Replacement Probe Guardian Monitor Connect In-Line)

The Bluelab Guardian Monitor Connect In-Line is not only a constant indicator of the desired levels of pH, conductivity and temperature of your nutrient solution, it also data logs these critical parameters to your computer for you. It does not stop...

Bluelab pH Controller Power Supply

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...

Bluelab Sample Pot

The Bluelab® Sample Pot is perfect for reservoirs located more than 6.5 ft from your controller unit. All you have to do is place the probes directly into the chamber for direct measurement of nutrient solution. All fittings are included. Compatible with...

Bluelab External Lockout and Alarm Box

Use the Bluelab® External Lockout & Alarm Box to connect the Bluelab® Pro Controller to external switches, for example, a float switch or a greenhouse alarm system. When these switches are activated, the Bluelab® Pro Controller is placed in lock-out...

Bluelab PowerPod

The Bluelab® PowerPod is an electronically controlled mains switching box that is designed to activate mains powered equipment via control signals from a Bluelab® controller. The Bluelab® PowerPod is ideal for use when using a Bluelab® Pro Controller...

Bluelab PeriPod L3

Peripod L3 doser is designed to be teamed with the Bluelab® Pro Controller for a fully integrated solution for optimal reservoir dosing. The Bluelab® PeriPod is a simple and reliable inclusion that has 1x 1200 ml/min, 40 fl oz/min peristaltic pump for...

Bluelab PeriPod M3

Use the PeriPod M3 doser with the Bluelab® Pro Controller for a fully integrated solution for optimal reservoir dosing. The Bluelab® PeriPod M3 is a simple and reliable inclusion that has 1x 120 ml (4 fl oz)/min peristaltic pump for dosing pH adjuster...

Bluelab Pro Controller

Bluelab® Pro Controller automated pH and nutrient controller gives you full control of reservoir pH, conductivity and temperature in one place. When connected to a dosing system, the Bluelab® Pro Controller manages pH, conductivity and temperature levels...

Bluelab Connect Range Extender

Get Connected. Improve crop performance and reduce errors with the power of data and remote monitoring. Receive wireless monitoring data from all Bluelab Connect devices to your computer and smartphone or tablet. Receive important push notifications on...

Bluelab Connect Stick

Get Connected. Improve crop performance and reduce errors with the power of data and remote monitoring. Receive wireless monitoring data from all Bluelab Connect devices to your computer and smartphone or tablet. Receive important push notifications on...

Bluelab Guardian Monitor Connect In-Line

The Bluelab Guardian Monitor Connect In-Line is not only a constant indicator of the desired levels of pH, conductivity and temperature of your nutrient solution, it also data logs these critical parameters to your computer for you. It does not stop...

Bluelab Guardian Connect

The Bluelab Guardian Monitor Connect is not only a constant indicator of the desired levels of pH, conductivity and temperature of your nutrient solution, it also data logs these critical parameters to your computer for you. It does not stop there. You...

Bluelab Conductivity Pen

Measures conductivity and temperature. Selectable units for conductivity and temperature. Backlit LCD display with low battery warning. Successful calibration indicator and calibration is optional. Fully waterproof. Auto off function and hold reading...

HM Digital Handheld TDS-3 Tester

Ideal for commercial use. Includes a carrying case with belt clip. Highly efficient and accurate due to its advanced microprocessor technology. Hold function: saves measurements for convenient reading and recording. Auto-off function: the meter shuts off...

HM Digital Water Resistant Ec/TDS Meter w/ Temperature in C/F Hydrotester (Model COM-80)

The COM-80 is an economically priced, reliable EC/TDS meter that is ideal for testing applications such as hydroponics, gardening, pools, spas, aquariums, reef tanks, water ionizers, drinking water and more. Measures electrical conductivity (EC), total...

Bluelab Original Truncheon Meter

With its super tough, high-quality, fully waterproof design, no calibration required, daylight readable blue LEDs and no on/off buttons to worry about, the Bluelab Truncheon® Nutrient Meter has proven itself as the world's favorite nutrient meter. It is...

Bluelab Commercial Truncheon Meter

With a conductivity range right up to 6.0 EC (60 CF, 3000 ppm x 500 and 4200 ppm x 700), it will never leave you short. The Commercial Truncheon® Nutrient Meter has been designed for hydroponic crops that require a higher than normal EC or ppm...