Product Description: A replacement E3D cartridge type Semitec 104NT thermistor suitable for all E3D and most other printer HotEnds using a cartridge type Heaterblock. Thermistor cartridge Cartridge type thermistors use a Semitec 104NT thermistor, potted in a cylindrical stainless steel cartridge with a high conductivity ceramic based adhesive. The legs are insulated with fibreglass sleeving and terminated with a Molex Microfit 3.0 connector. This makes it easy to disconnect your entire HotEnd without the need for rewiring, especially when paired with our high precision heater cartridges. Key features: - Max temperature rating: 300°C - Cartridge diameter: 3mm - Cartridge length: 15mm - Cable Length: 50mm - Cable Colour: Blue - Connector type: Molex Microfit 3.0 Kit includes: - 1 x Thermistor cartridge - 1 x Thermistor extension cable (length: 1m)