Apera Instruments GroStar® GS3 EC/ppm Pen Tester (Gen II) – Precision EC & PPM Monitoring for Growers
Optimize nutrient management and water quality with the Apera GroStar® GS3 EC/ppm Pen Tester (Gen II)—a premium tool designed for growers who demand accurate electrical conductivity (EC), parts per million (500ppm & 700ppm), and temperature readings. Featuring an advanced titanium conductivity sensor, this tester delivers fast, stable, and repeatable results, ensuring your crops receive the optimal nutrient balance for maximum growth and yield.
Engineered for Precision & Longevity
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Titanium Conductivity Sensor – Provides quick, reliable EC and ppm measurements, ensuring long-lasting durability in hydroponics, soil testing, and nutrient solutions.
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TruRead Measurement Mode – Captures multiple readings automatically, displaying average, minimum, and maximum values for precise monitoring.
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Replaceable Probe Design – Extends tester life, saving costs by allowing simple probe replacements without discarding the entire pen.
Effortless Calibration & User-Friendly Operation
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Quick 2-Point Automatic Calibration – Ensures seamless setup with an electrode condition display, giving growers confidence in every test.
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3-Color Backlit LCD Screen – Provides clear readings in various environments, making measurements effortless even in low-light grow rooms.
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Intuitive Workflow – Streamlined calibration and measurement process reduces guesswork and improves efficiency.
Built for Durability & Reliability in Grow Environments
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Waterproof, Impact-Resistant Design – Engineered for long-lasting performance in harsh greenhouse and field conditions.
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Smart Nutrient Monitoring – Ensures optimal EC and ppm balance, helping growers maximize plant health, nutrient absorption, and crop yield.
Trusted by Professional Growers, Hydroponic Experts, & Agricultural Researchers
Used by hydroponic specialists, greenhouse growers, and soil analysts, the GroStar® GS3 EC/ppm Pen Tester delivers unparalleled precision and reliability, making it the go-to tool for effective nutrient solution and EC management.
