Upgraded 0.4MM Kobra S1 Hotend with Ceramic Heating Rod, New Thermistor Prevents Fracture, S1 Extruder Hotend Hardened Steel Nozzle, Rapid Replacement for Anycubic S1 3D Printer Nozzle Kit(2PCS)

Bulto Upgraded 0.4MM Kobra S1 Hotend with Ceramic heating rod, New Thermistor Prevents Fracture, S1 Extruder Hotend Hardened Steel Nozzle, Rapid Replacement for Anycubic S1 3D Printer Nozzle Kit(2PCS)

• Upgraded Ceramic Hot End with Hardened 200K Thermistor: This upgraded ceramic hot end is specially designed for use with Kobra S1 printers. Featuring a hardened 200K thermistor and protective sleeve, it offers more precise temperature readings and longer lifespan—perfect for users upgrading from standard S1 combo hotends
• Rapid-Heating Ceramic Heating Head – 3X Faster Startups: Thanks to high thermal conductivity, this ceramic heating head reaches 220°C in just 38 seconds—three times faster than stock components. A must-have among ceramic hot end for Kobra S1 upgrades, ensuring less downtime and quicker print starts
• Green Silicone Sock – Thermal Stability with Visual Clarity: This S1 combo nozzle kit includes a green silicone sock that enhances thermal insulation and improves visibility around the nozzle. It protects from filament build-up and complements other compatible Kobra S1 accessories for a cleaner workspace
• Leak-Free, High-Speed Printing up to 600mm/s: Built with all-metal materials and a hardened steel Kobra S1 combo nozzle .4, this unit withstands up to 320°C. Engineered for fast, reliable extrusion with zero clogging or leaking—compatible with 1.75mm PLA, ABS, PETG, TPU, and more
• Easy Installation – Compatible with Anycubic Kobra S1 Combo: Fully compatible with and designed for use with Kobra S1 Combo printers. This plug-and-play replacement kit includes 2x upgraded ceramic hotends, 0.4mm nozzles, and green silicone covers—ideal as hardened 200K hotend for Kobra S1 Combo users seeking performance and style
• Special Attention: It is recommended that PID calibration is not required for this product; instead, you can appropriately increase the printing speed or lower the printing temperature for printing.When calibrating the PID of our upgraded Kobra S1 hotend, an error may occur. This is because we have upgraded the heating rod to a ceramic heating plate, whose heating efficiency has been significantly improved and exceeds the reasonable range of the heating rod algorithm, thus causing the error