Rs. 1,843 Rs. 2,048

SM-1EC: In-line Single EC Monitor

HM Digital "SM-1EC" is a Single In-line Monitor that provides an easy-to-read the EC reading on the monitor with ease. It is ideal for any water filtration system including reverse osmosis systems, coolers, and much more.

Easy to use and install. It includes Auto-Off function which saves your battery life.


  • Displays the EC level of a single water line
  • Efficient and accurate
  • Auto-Off function conserves battery power. (Shuts off automatically after 10 minutes of non-use)
  • Factory Calibrated: our meters are calibrated with a 342 ppm NaCl solution. Meters can be recalibrated with a mini-screwdriver.
  • Comes equipped with one 1/4 inch T-fitting (also available in 3/8″ or 1/2″).
  • Installs quickly and easily


  • Range: 0-9990 μS: (0 – 999 μS the resolution is 1 μS. From 1000 to 9990 μS, the resolution is 10 μS, indicated by a blinking ‘x10’ image.)
  • Accuracy: ±2%
  • Cable Length: 24.5″ (including sensor)
  • Fittings: 1/4″ standard, also available with 3/8″ or 1/2″
  • Power source: 2 x 1.5V button cell batteries (LR44 or equivalent; included)
  • Battery life: approx. 1000 hours of continuous use
  • Size: 7.6 x 2 x 4.7 cm (3 x .8 x 1.9 in.)
  • Weight: 79.4 g (2.8 oz.)

Recently viewed