Bluelab Truncheon EC Meter




The world’s favourite conductivity meter. Simply brilliant, brilliantly simple!

It is essential when growing with a hydroponic solution to know what the strength of the solution is BEFORE feeding plants and DURING growing.

This is easy with the Bluelab Truncheon® Nutrient Meter!

To take a reading of the solution – simply place the probe head into the solution for 1-2 minutes to reach the same temperature of the nutrient. The reading is indicated by the flashing lights. Calibration of the meter is not required.

Meter length: 40.7cm or 16 1/32 in



  • Fully waterproof
  • Auto on/off function
  • No calibration required
  • Daylight readable blue LED’s
  • Battery operated
  • No buttons, switches or knobs
  • Provided with EC, CF, ppm 700 and ppm 500 scales


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