ATC Semitec IP67 10K Precision NTC Thermistor Probe with Lead – ATC Semitec 103AT-11, The ATC Semitec IP67 10K Precision NTC Thermistor Probe with Lead is a high precision thermal sensing device that features an extremely small B-value tolerance and resistance. When the device is used as a temperature gauge there is no requirement for adjustment between control circuit, ensuring good temperature precision. ATC Semitec 103AT-11 IP67 10K Precision NTC Thermistor Probe with 600mm Lead