Truncheon Nutrient Meter

R2 490


This product is a globally respected conductivity meter that is simple, durable and reliable. It displays all the conductivity scales EC, CF, PPM 500 & PPM 700 on a single line. 

Each time you feed your plants, it is essential to know the nutrient levels of your solution, which is simple with the help of the Bluelab Truncheon Nutrient Meter.

Flashing lights indicate your conductivity reading, which is automatically compensated with the integrated temperature sensor. Removable shroud for easy cleaning.



  • Conductivity range up to 3.6 EC (36 CF, 1800 ppm 500 and 2520 ppm 700)
  • Fully waterproof - splash, submerge or sink - we've got you covered. Measure while mixing nutrients in your reservoir
  • Impossibly tough, an EC meter built to last a lifetime   
  • Provided with EC, CF, ppm 700 and ppm 500 scales
  • Auto on/off function
  • No calibration required (factory calibrated)
  • Daylight readable blue LEDs, visible in bright or dark environments
  • No buttons or switches - automatically turns on when Truncheon meter is in a solution with an EC of 0.1 or greater.
  • Battery operated (3xAA batteries included)
  • Length: 40cm
  • 5 Year Warranty from purchase at Green Houston
  • Made in New Zealand


Green Houston is a certified Bluelab dealership - Please contact for all Bluelab Instruments and variants. You can also visit our store for inhouse Bluelab machine diagnostic and maintenance.