Replacement Probe, Electrode & Testing Accessories

Measures pH and Temperature. Auto-ranging three point calibration with digital fine tuning. pH buffer 4 solution is in a sponge embedded in a clear cap. Measurement Range: 0-14 pH with a waterproof housing. Digital automatic calibration (one point), with...

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...