The Amphenol Advanced Sensor/Thermometrics part C100Y103J is an NTC Epoxy Coated Thermistor designed for accurate temperature measurement and control. With a resistance of 10Kohms at 25°C and a B value of 3690, this thermistor has a wide operating temperature range from -80°C to 150°C. It is ideal for various industrial and consumer applications where precision temperature sensing is required.