Label Printers -1.75mm Water Cooled Hotend 0.4 Single Extruder Head Assembly for 3D Printer Highlights Generic Brand 1.75mm Water Cooled Hotend 0.4 Single Extruder Head Assembly for 3D Printer Description: All-metal hotend with highly efficient liquid cooling system of main design, it will make your 3D printer run smoother and suitable for many other advanced engineering plastics. Compact volume, cooling block volume is only 30X30X14.5mm, and no fan to occupy the space. Abandon the general liquid cooling tubes used by PC, the high temperature resistant silicon rubber thin tube is selected to facilitate the arrangement of the wire. It can work in environments, such as working at temperatures up to 100 degrees or even higher in a bedroom. Compared to air cooling hotend, highly efficient liquid cooling can be effective for all currently available 3D printing materials. Compatible with all V6 heater blocks and nozzles, so you can upgrade and replace yourself for any combinations you want, such as replacing the latest copper alloy heater blocks and nickel-plated copper alloy nozzles , etc. The default configuration is hardened steel nozzles and sensor cartridge heater blocks that can be easily upgraded to the PT100 sensor. It can work over 400 degrees Celsius very easily.The PT100 upgrade kit is Plug and play, the default liquid pump and radiator have been installed with high efficiency, it can be used directly as long as filling coolant. Specification: Type: The Heatsink For 3D Printer FDM: Water Cooling 3D Printer Cooling Hotend: For um Printer Size: 82x35x35mm Package Include: 1 x Aluminum Liquid Cooling Block (As Picture Shown)