High temperature printing, long service life, stable connection, fast disassembly, reduces clogging, improves print quality, and effectively minimizes filament leakage and detachment. 260°C high-temperature printing; all-metal titanium alloy construction provides heat resistance for use with various filaments including PLA, ABS, PETG, TPU, PP, and PC. Upgraded bimetal heat break features a chrome-zirconium copper pipe combined with a titanium alloy pipe for faster heating, higher thermal performance, and improved heat dissipation. Compatible with Creality Ender 3-V3-SE. Heat break and nozzle internal wall roughness Ra ≤ 0.4 μm. Printing speed up to 250 mm/s. Pre-assembled hot end kit for Ender 3-V3-SE extruder allows for quick installation—simply connect the wires. Nozzle diameter: Brass 0.4 mm Heat break wall thickness: 0.5 mm Internal throat nozzle roughness: Ra ≤ 0.4 μm Filament diameter: 1.75 mm Heating rod voltage and power: 24 V, 40 W Thermal sensor type: NTC 100K, maximum temperature 260°C Compatible model: Ender 3-V3-SE Color: Silver Materials: Aluminum alloy, chromium zirconium copper, titanium alloy Package Contents: 1 x Hotend Kit Note: Package includes only the items listed above. Other accessories are not included. Note: Lighting reflections and display differences may cause slight variations in color between the image and the actual item. Measurement tolerance: ±1–3 cm.