Sensorex CS150TC-K=1.0 Low Cost Epoxy Body Graphite Conductivity Sensor with ATC Temperature Sensor, 1.0 Cell Constant Graphite or Platinum measuring surfaces available Available with or without ATC (temperature sensor) Use for submersion or in-line mounting Cell constant choices of 0.1, 1.0, (10.0 - for CS200 only) Easy-to-use fitting for in-line mounting