FREE SHIPPING ON ORDERS OVER $100

Shop by Category

TDS & EC Meters

  • HM Digital TDS meter TDS-3

    HM Digital TDS meter TDS-3

    Ideal for commercial use, the TDS-3 includes a carrying case with belt clip. It is highly efficent and accurate due to its advanced microprocessor technology. It features a measurment range of 0-9990 ppm. From 0-999 ppm, the resolution is in increments...

    Our Price: $29.95
    Out of Stock
  • Bluelab ppm Pen

    Bluelab PPM Pen

    Bluelab ppm Pen Measures conductivity and temperature and is a great way to ensure plants are receiving the proper amounts of nutrients. This pen features a backlit LCD display, optional calibration and a successful calibration indicator, a...

    Our Price: $104.94
    Add to Cart
  • Bluelab Truncheon Meter

    Bluelab Truncheon Meter

    Bluelab Truncheon Meter Gardeners can easily measure and maintain nutrient strength levels with the waterproof Truncheon Meter. Truncheon Meter reads in EC (0.2-3.6), CF (2-36), TDS/ppm 500 (100-1800) and ppm 700 (140-2520). Accurate within ±...

    Our Price: $157.95
    Add to Cart
  • Hanna GroLine EC/TDS Pen

    Hanna GroLine EC/TDS Pen

    The Hanna GroLine EC/TDS Pen HI98318 is a pocket meter for measuring the EC/TDS of a hydroponic nutrient solution.   This modern looking meter is only 0.7" thick and extremely ergonomic, fitting comfortably in your hand. The HI98318 has a...

    Our Price: $85.00
    Add to Cart
  • HM Digital TDS meter COM80

    HM Digital TDS meter COM80

    Measures EC (μS, mS), TDS (ppm, ppt) and temperature in ºC/ºF. Features a durable, water-resistant housing, automatic temperature compensation, hold button, auto shut-off, digital (push button) calibration, low battery indicator, and a...

    Our Price: $44.95
    Out of Stock