Bluelab External Lockout & Alarm Box growing-accessories Conductivity probe with 1' NPT

Conductivity probe with 1' NPT thread

No more switching between meters for your routine measurements

keep the fixture 3-6" away from the plant canopy

High-pressure pH probe - easy to clean and calibrate

3 8 8 7 HGDRRDP3 Commercial Dirt Pot by RediRoot #3

Bluelab External Lockout & Alarm Box growing-accessories Conductivity probe with 1' NPTThis Bluelab External Lockout and Alarm Box is an optional extra for your dosing system. Use to connect the Bluelab Pro Controller to external switches, for example a float switch or a greenhouse alarm system. When these switches are activated, the Bluelab Pro Controller is placed in lock out mode, so no further dosing will occur until reset.