Milwaukee Waterproof High Range Conductivity Pen C66

Please login to view prices or become a stockist

SKU: MIL-C66 Categories: ,
Milwaukee Logo


Milwaukee Waterproof High Range Conductivity Pen with ATC & Replaceable Electrode (C66)

The Milwaukee Conductivity Pen is designed for hydroponic and other growers to help you make sure that plants are receiving the right amount of nutrients. Keeping EC in target range to help achieve better results.

  • Measures conductivity and temperature with automatic temperature compensation
  • Ideal range for hydroponics (0.00 to 10.00 mS/cm)
  • Units in mS/cm easily convertible to ppm
  • Factory calibrated with the ability to re-calibrate if needed
  • Replaceable electrode
  • Fully waterproof to IP65
  • 3 x 1.5V batteries included


EC electrodes can develop nutrient build up over time. To minimise build up, always rinse the probe in fresh tap water after every use.



Milwaukee Logo