Sensorex S295C Epoxy Body pH/Reference/Temperature Electrode, 30K NTC, DIN M and 1 each 4mm Banana Plug Connector

Sensorex CS675HTTC-P1K/K=1.0 Stainless Steel High Accuracy Industrial Contacting Conductivity Sensor, ATC Temperature Sensor, 3/4" NPT, 1.0 Cell Constant

Sensorex S016 pH and ORP Electrode Soaker Bottle Solution, 1 Pint Capacity