<b>Specifications of Cartridge Heater</b><br><br>Material: 304 Stainless Steel<br><br>Voltage: 12v, Power: 40w<br><br> 1 meter long high temperature Teflon insulated wiring<br><br><b>Resistance Range:3.4-3.8oms,Standard resistance:3.6oms</b><br><br><b>Watts Range:37-42W,Standard Watts:40w</b><br><br> Compatible with Creality CR-10S Pro,CR-X,Ender 3, Ender 3X, Ender-3 Pro 3d printer, etc<br><br><b>Thermistor Specification</b><br><br>- For 3D printers: use TEMP_SENSOR 11 in Marlin firmware<br><br>- Small Size: 1.25mmx2.0mm glass bead <br><br>- High accuracy: 1% <br><br>-Resistance value at 25°C=100K<br><br>-Wiring insulation: high temperature teflon/PTFE<br><br>-Wiring length: 1 meter <br><br><b>Package Included </b><br><br>5*12V Cartridge Heater with 1m wiring<br><br>5* NTC 3950 100k thermistor with female head<br><br>● The heating wire inside which is wound onto a ceramic core<br><br>● Cartridge heaters is consist of a cylindrical stainless steel tube and thus provide a high corrosion prevention<br><br>●The number of coils varies depending on the power, and provide a great uniform distribution of heat, which considerably increases the long life of the heater<br>as well as prevents the oxidation of the heater wire even at high temperatures<br><br>●The solids, liquids, and gases need to be heated by cartridge heater, transmit heat quickly by conduction if the producer of the heat (the cartridge) is in direct contact with the heat sink (any solid, liquid, or gas)<br><br>