NRG Leaded NTC Thermistors Eaton NRG Leaded NTC Thermistors are thermistors with ring lug termination that operate between -30°C to 105°C temperature range. These thermistors feature a 1Ω to 470kΩ resistance range, metal crimp (M3 and M4), and multiple tolerances to optimize accuracy and cost. The NRG leaded NTC thermistors are used in smart grid controllers, thermostats, white goods, household appliances, and energy storage applications.