The Honeywell NTC20K is a high-precision NTC thermistor with 20 kΩ resistance at 25°C, designed for accurate temperature measurement and control. Its 3950K B-value ensures excellent sensitivity across a wide temperature range (-40°C to +125°C). The epoxy-coated bead provides robust protection against moisture and mechanical stress, making it ideal for HVAC systems, medical equipment, and automotive sensors.