top of page

GroStar™ Premium Pen Testers are designed specifically for the horticultural market. GroStar's intelligent design reduces the guesswork so you can easily manage your crops success.

GroStar™ GS3 EC Pen Tester

  • • Measures conductivity EC, PPM (500), PPM (700) and temperature
    • Premium probe technologies and materials ensure high accuracy and durability with minimal maintenance
    • Titanium alloy sensor designed for high accuracy EC measurement
    • Easy-to-use design and fast calibration adjustment.
    • Large 3-color backlit screen gives you clear information
    • IP67 waterproof rating 
    • Replaceable probe
    • Powered by AAA batteries with auto off function
    • Automatic temperature compensation

  • • 2-year warranty (instrument)
    • 1-year warranty (probe)
    • 2.77 EC standard calibration solution (50ml bottle)
    • Lanyard and user manual

bottom of page