{"title":"Bluelab Truncheon Meters","description":"\u003ch2\u003eBluelab Truncheon Nutrient Meters — No-Calibration EC \u0026amp; TDS Testing\u003c\/h2\u003e\u003cp\u003eThe Bluelab Truncheon is the world's most popular nutrient meter — and for good reason. Designed for simplicity and durability, the Truncheon measures electrical conductivity (EC), parts per million (ppm), and temperature with no calibration required, ever. Just dip it in your nutrient solution and read the LED display instantly.\u003c\/p\u003e\u003ch3\u003eTruncheon Meter Range\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBluelab Truncheon Nutrient Meter:\u003c\/strong\u003e The original, no-calibration EC\/TDS meter trusted by hydroponic growers worldwide — available in CF, EC, and ppm scales\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBluelab Truncheon Connect:\u003c\/strong\u003e Bluetooth-enabled Truncheon with app connectivity for logging and tracking nutrient readings over time\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eWhy the Bluelab Truncheon Stands Out\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo calibration required\u003c\/strong\u003e — ever. Simply dip and read\u003c\/li\u003e\n\u003cli\u003eWaterproof and virtually indestructible — built for daily grow room use\u003c\/li\u003e\n\u003cli\u003eLED display readable in low-light grow environments\u003c\/li\u003e\n\u003cli\u003eMeasures EC, CF, and ppm (500 \u0026amp; 700 scales) depending on model\u003c\/li\u003e\n\u003cli\u003eTrusted by professional and hobbyist hydroponic growers for 20+ years\u003c\/li\u003e\n\u003cli\u003eCompatible with all nutrient solutions and hydroponic systems\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eShop Bluelab Truncheon meters at Get Ultimate Now — genuine products, fast shipping, and expert support.\u003c\/p\u003e","products":[{"product_id":"bluelab-truncheon-nutrient-meter-ec-cf-ppm-no-calibration-waterproof","title":"Bluelab Truncheon Nutrient Meter – EC, CF, PPM 500 \u0026 PPM 700 | No Calibration | Waterproof | Made in NZ","description":"\u003ch2\u003eBluelab Truncheon Nutrient Meter – The Industry Standard EC, CF \u0026amp; PPM Meter\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eThe original and industry-standard nutrient meter, trusted by growers worldwide for accurate and reliable readings.\u003c\/strong\u003e The \u003cstrong\u003eBluelab Truncheon Nutrient Meter\u003c\/strong\u003e (SKU: TRUNV2) makes nutrient monitoring effortless — simply dip it in, and flashing LEDs provide precise readings automatically adjusted for temperature. No calibration. No buttons. No complexity. Just accurate EC, CF, PPM 500, and PPM 700 readings every time.\u003c\/p\u003e\n\u003cp\u003eBuilt tough and fully waterproof, the Truncheon’s long-format design lets you \u003cstrong\u003estir and measure your nutrient reservoir simultaneously\u003c\/strong\u003e. Tried, tested, and loved by growers for decades. Made in New Zealand by Bluelab.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo Calibration Required — Ever\u003c\/strong\u003e — factory-set and maintains accuracy without any user calibration; dip and read, every time\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eReads EC, CF, PPM 500 \u0026amp; PPM 700\u003c\/strong\u003e — covers all major conductivity measurement scales used by growers worldwide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic Temperature Compensation (ATC)\u003c\/strong\u003e — flashing LEDs deliver readings automatically adjusted for solution temperature\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully Waterproof Construction\u003c\/strong\u003e — robust housing built for daily submersion in wet growing environments\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong-Format Design\u003c\/strong\u003e — ergonomic long body lets you mix and measure nutrient reservoirs simultaneously\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic Liquid Detection\u003c\/strong\u003e — bright LEDs activate automatically when dipped; no buttons, no switches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy to Clean \u0026amp; Disinfect\u003c\/strong\u003e — simple maintenance keeps the Truncheon performing accurately for years\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeasurement Range:\u003c\/strong\u003e 0.2–3.6 EC (standard) — also available as Commercial Truncheon (0–6 EC) for high-strength solutions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade in New Zealand\u003c\/strong\u003e — decades of proven performance in commercial and home growing operations worldwide\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy EC Measurement Matters\u003c\/h2\u003e\n\u003cp\u003eAll plants need the right amount of nutrients to grow and flourish. Over- or under-feeding wastes expensive nutrient resources and causes plant health issues. \u003cstrong\u003eElectrical conductivity (EC)\u003c\/strong\u003e measures the total ionic content (dissolved salts) in your solution — the most reliable indicator of nutrient concentration. By regularly measuring and adjusting EC, you ensure your plants get the macro- and micro-nutrients they need for superior health and yield.\u003c\/p\u003e\n\n\u003ch2\u003eIdeal For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHydroponics \u0026amp; indoor growing nutrient management\u003c\/li\u003e\n\u003cli\u003eAquaponics \u0026amp; aquaculture systems\u003c\/li\u003e\n\u003cli\u003eGreenhouse \u0026amp; commercial growing operations\u003c\/li\u003e\n\u003cli\u003eCannabis cultivation \u0026amp; nutrient monitoring\u003c\/li\u003e\n\u003cli\u003eCoco coir, NFT, DWC \u0026amp; recirculating systems\u003c\/li\u003e\n\u003cli\u003eHome growers \u0026amp; professional cultivators alike\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e TRUNV2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeasurement Range:\u003c\/strong\u003e 0.2–3.6 EC | 2–36 CF | 100–1800 PPM 500 | 140–2520 PPM 700\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Compensation:\u003c\/strong\u003e Automatic (ATC)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCalibration:\u003c\/strong\u003e None required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing:\u003c\/strong\u003e Fully waterproof\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e Bright LED scale\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e New Zealand\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 15 oz\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eAlso Available\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBluelab Commercial Truncheon Nutrient Meter\u003c\/strong\u003e — extended range (0–6 EC) for high-strength commercial nutrient solutions.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003ePro tip: Pair the Bluelab Truncheon with a \u003cstrong\u003eBluelab pH Pen\u003c\/strong\u003e or \u003cstrong\u003eCombo Meter\u003c\/strong\u003e for complete nutrient solution management — covering both conductivity and pH in one workflow.\u003c\/em\u003e\u003c\/p\u003e","brand":"Bluelab","offers":[{"title":"Default Title","offer_id":42642047664215,"sku":"TRUNV2","price":110.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1555\/0581\/files\/TRUNV2.webp?v=1774363673"},{"product_id":"bluelab-commercial-truncheon-nutrient-meter-6ec-no-calibration-waterproof","title":"Bluelab Commercial Truncheon Nutrient Meter – Up to 6.0 EC | No Calibration | Waterproof | Made in NZ","description":"\u003ch2\u003eBluelab Commercial Truncheon Nutrient Meter – Up to 6.0 EC | No Calibration Required\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eAn EC meter built to last a lifetime — now on a bigger scale.\u003c\/strong\u003e The \u003cstrong\u003eBluelab Commercial Truncheon Nutrient Meter\u003c\/strong\u003e (SKU: TRUNCOMV2) is the industry-standard nutrient meter scaled up for \u003cstrong\u003ecommercial hydroponic operations and high-strength nutrient solutions\u003c\/strong\u003e. Measuring up to \u003cstrong\u003e6.0 EC, 60 CF, 3000 PPM 500, or 4200 PPM 700\u003c\/strong\u003e, it covers the full range needed during intensive growth stages where standard meters fall short.\u003c\/p\u003e\n\u003cp\u003eNo calibration. No buttons. No complexity. Simply dip it in and bright LEDs deliver automatic, temperature-compensated readings instantly. Fully waterproof, built to last, and backed by an \u003cstrong\u003eindustry-leading 5-year warranty\u003c\/strong\u003e. Made in New Zealand by Bluelab.\u003c\/p\u003e\n\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eExtended Range – Up to 6.0 EC\u003c\/strong\u003e — measures 0–6.0 EC | 0–60 CF | 0–3000 PPM 500 | 0–4200 PPM 700; ideal for high-strength commercial nutrient solutions\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNo Calibration Required — Ever\u003c\/strong\u003e — factory-set and maintains accuracy without any user calibration\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic Liquid Detection\u003c\/strong\u003e — bright LEDs activate automatically when dipped; no buttons, no switches, no complexity\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic Temperature Compensation (ATC)\u003c\/strong\u003e — readings automatically adjusted for solution temperature for consistent accuracy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFully Waterproof Construction\u003c\/strong\u003e — splash, submerge, or sink — robust housing built for daily commercial use\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong-Format Design\u003c\/strong\u003e — ergonomic long body lets you mix and measure nutrient reservoirs simultaneously\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll Conductivity Scales Included\u003c\/strong\u003e — EC, CF, PPM 500 (TDS), PPM 700 on a single LED scale\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEasy to Clean \u0026amp; Disinfect\u003c\/strong\u003e — simple maintenance keeps the Truncheon performing accurately for years\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIndustry-Leading 5-Year Warranty\u003c\/strong\u003e — built for long-term commercial reliability and peace of mind\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMade in New Zealand\u003c\/strong\u003e — decades of proven performance in commercial and home growing operations worldwide\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eWhy EC Measurement Matters in Commercial Growing\u003c\/h2\u003e\n\u003cp\u003eAll plants need the right amount of nutrients to grow and flourish. Over- or under-feeding wastes expensive nutrient resources and causes plant health issues. \u003cstrong\u003eElectrical conductivity (EC)\u003c\/strong\u003e measures the total ionic content (dissolved salts) in your solution — the most reliable indicator of nutrient concentration. In commercial operations using high-strength solutions, a standard 0–3.6 EC meter isn’t enough. The Commercial Truncheon’s extended 0–6.0 EC range ensures you always have accurate readings, no matter how intensive your feeding program.\u003c\/p\u003e\n\n\u003ch2\u003eIdeal For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eCommercial hydroponics \u0026amp; large-scale indoor growing\u003c\/li\u003e\n\u003cli\u003eHigh-strength nutrient solution management\u003c\/li\u003e\n\u003cli\u003eGreenhouse \u0026amp; commercial growing operations\u003c\/li\u003e\n\u003cli\u003eCannabis cultivation requiring high EC feeding programs\u003c\/li\u003e\n\u003cli\u003eCoco coir, NFT, DWC \u0026amp; recirculating systems at commercial scale\u003c\/li\u003e\n\u003cli\u003eProfessional cultivators needing extended EC range\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSKU:\u003c\/strong\u003e TRUNCOMV2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMeasurement Range:\u003c\/strong\u003e 0–6.0 EC | 0–60 CF | 0–3000 PPM 500 | 0–4200 PPM 700\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Compensation:\u003c\/strong\u003e Automatic (ATC)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCalibration:\u003c\/strong\u003e None required\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing:\u003c\/strong\u003e Fully waterproof\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e Bright LED scale\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 5-year limited warranty\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e New Zealand\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 1.5 lbs\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eAlso Available\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003eBluelab Truncheon Nutrient Meter\u003c\/strong\u003e — standard range (0.2–3.6 EC) for home and smaller-scale hydroponic systems.\u003c\/p\u003e\n\n\u003cp\u003e\u003cem\u003ePro tip: Pair the Bluelab Commercial Truncheon with a \u003cstrong\u003eBluelab pH Pen\u003c\/strong\u003e or \u003cstrong\u003eCombo Meter\u003c\/strong\u003e for complete nutrient solution management — covering both conductivity and pH in one workflow.\u003c\/em\u003e\u003c\/p\u003e","brand":"Bluelab","offers":[{"title":"Default Title","offer_id":42642088329303,"sku":"TRUNCOMV2","price":155.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1555\/0581\/files\/BL_Image-Product_TRUNCOMV2_V1_HR_RGB.webp?v=1774364991"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1555\/0581\/collections\/bluelab-truncheon-meters-text-only.png?v=1774363396","url":"https:\/\/getultimatenow.com\/collections\/bluelab-truncheon-meters.oembed","provider":"Get Ultimate Now ","version":"1.0","type":"link"}