In summary, the Amphenol Advanced Sensors Glass Encapsulated (GE) Series DO-35 and MELF package Thermistors consist of metallurgical bonded NTC construction with proven reliability benefits. These packages have a time constant of 7 seconds and their resistance tolerance is +/- 10% at 25°C. Many of these packages are available through Amphenol Advanced Sensors catalog but can also be made to customer preferences.