1 set of CHC Kit (Ceramic Heating Core Kit) 24V. Heatsink and Nozzle are NOT included. Product Description: This is ceramic heating core kit that brings to you a completely new 3D print heating experience. Compatible: V5/V6 Hotend CR10 Hotend Hemera Hotend Matrix Extruder Tatan AERO DDB-V6Hotend KIT *Built-in 104NT-4-R025H42G Thermal Marlin Firmware Configuration * 5:100K thermistor - ATC Semitec 104GT-2/104NT-4-R025H42G(Used in ParCan & J-Head) (4.7k pullup) #define TEMP_SENSOR_0 5 Repetier ATC Semitec 10GT-2 Klipper sensor_type: ATC Semitec 104NT-4-R025H42G