... to negative temperature thermistors.it has a rated zero power resistance ,wehn in series inpower loop,it can control the wave of ... can be neglected,it is used for switch and control power ,UPS power ,protect all types of electron heater,electronic energy -saving ... (B value ),little remian resisctance ,long life ,high reliability ,full series.wide task range. Part No Rated Resistance Max.Steady Steady ...