PH & EC Testers and Controllers

It’s all you need for simple and reliable crop management. The Bluelab Combo Meter is a portable pH, conductivity and temperature meter all in one. If you are experiencing problems...

Replacement Electrode for P160 Pro pH, EC, PPM, TDS & Temp Combo Pen Full-Spectrum Accuracy from a Fresh Sensor This replaceable pH, EC, PPM, TDS, and temperature electrode is designed...

Accurate EC Calibration Made Easy Keep your electrical conductivity (EC) meters precise with this reliable calibration solution from Aqua Master. Formulated to a standard conductivity of 1413 µS/cm at 25...

Monitor Oxidation-Reduction Potential (ORP) to track solution quality, disinfecting power, and sanitation throughout the growing cycle. Compact, handheld design for convenient use Bright, easy-to-read backlit display Replaceable Bluelab ORP Probe...

AquaMaster EC 12.88 Calibration Solution 100 ml Ensure accurate and consistent readings from your EC meter with this premium calibration solution. Ideal for hydroponic, gardening, or nutrient solution setups, it provides...

P160 Pro2 pH EC TDS PPM and Temperature Meter – More accurate, clearer, and even more user-friendly P160 Pro2 pH, EC, TDS, PPM, and Temperature Meter – More accurate, clearer, and...

The Bluelab Multimedia pH Meter and Bluelab Leap pH Probe will take fast and accurate measurements in nutrient solution, soil, coco coir, rockwool, potting mix and many other media types....

Accurate direct pH measurements in any substrate in seconds Accurate and fast pH measurements Our advanced probe technology ensures that you get lightning-fast pH measurements direct from the root zone...

E50 Pro2 EC/Temperature Meter – More accurate, clearer, and even more user-friendly The E50 Pro2 is the upgraded version of our popular EC/temperature meter – the ideal pen meter for...

H600 Pro Handheld Substrate Combo Meter – pH, EC, PPM, TDS & Temp Testing at the Root Zone Complete Nutrient Insight for Coco, Soil & Rockwool Grows The H600 Pro...

Dependable double-junction pH probe technology that's built to last Double-junction probe reduces reference contamination, extending longevity   Fully waterproof - not just water resistant   BNC connector allows use with all other compatible Bluelab and Autogrow products   5-metre / 16ft cable for measuring in hard-to-reach locations and...

Monitor your key parameters 24/7 Save time and effort with the Guardian Monitor Wi-Fi In just a glance, the Bluelab Guardian Monitor Wi-Fi conveys all 3 critical parameters for successful...