- Hotend Kit for Elegoo Neptune 4 Series: Specifically designed for the ELEGOO Neptune 4 and Neptune 4 Pro. Not compatible with Neptune 4 Plus or Neptune 4 Max models. - Superior Thermal Performance: Features a 0.4mm brass nozzle with a smooth inner wall (Ra<0.4), minimizing blockages and ensuring fast thermal conductivity. This promotes stable and efficient printing at high temperatures. - Leak-Free Operation: The throat thread is designed with a 45℃ chamfer, facilitating smooth filament feeding. The flat and smooth cross-sectional area at the pipe mouth enhances compatibility with other components, preventing material leakage. - Robust High-Temperature Resistance: Constructed from high-quality 6063 aluminum, the heat block withstands temperatures up to 300℃. Its durable design is corrosion-resistant, waterproof, and rust-resistant, ensuring long-lasting performance with excellent thermal conductivity. - Practical Applications: Ideal for both hobbyists and professionals looking to upgrade their 3D printing capabilities. Perfect for printing high-detail models, prototypes, or intricate designs that demand precise temperature control and reliable material flow. - Compatibility & Performance: This kit is engineered for seamless integration with the Elegoo Neptune 4 series, providing enhanced printing reliability and efficiency. Discover the advantages of a high-performance hotend kit tailored for your 3D printing needs.