The MF52A104J3950(A1) with NTC Thermistors 1/20W 100KOhms ±5% 3950K is a Through Hole, RoHS-compliant industrial component manufactured by Shiheng. It is a temperature-sensing and controlling device with single layer substrate construction and a resistance value of 100K ohms ±5%. It is designed to provide high precision over a wide temperature range, with a NTC rating of 1/20W, and a ±5% tolerance for a 3950K base resistance. The through hole has a pitch of 1.7mm, and is intended for applications such as temperature measurement and control, overload protection, overcurrent protection, and thermal protection within electronic and appliance systems.