Truncheon Nutrient Meter

The Truncheon Nutrient Meter from Bluelab is the industry-standard nutrient meter trusted by growers of all levels of expertise worldwide for reliable conductivity measurement in nutrient solutions. Designed for everyday use, just like the Conductivity Pen and Pulse Multimedia EC/MC Meter, it lets you “dip and read” with no calibration required, as the factory-set calibration means no knobs, switches, or adjustments to worry about. The Truncheon Nutrient Meter from Bluelab features bright LED indicators that show EC, CF, PPM 500 (TDS), and PPM 700 values instantly, helping you monitor and balance nutrient strength to support vigorous growth. Built tough with a fully waterproof design, the Truncheon doubles as a mix-and-measure tool for reservoirs and tanks, while its automatic on/off function makes operation effortless. Robust construction and easy cleaning ensure long-lasting performance in busy grow rooms, tents, or greenhouses, making it a go-to tool for optimizing nutrient management.