Enhance your 3D printing experience with this high-quality Extruder Standard Heater Block, specially designed for compatibility with popular models including Ender 3 S1, Ender 3 S1 PRO, CR10 Smart Pro, Sermoon V1, and Sermoon V1 Pro 3D printers. Crafted with precision and durable materials, this heater block ensures smooth and stable filament extrusion for consistent printing results. Key Features: · Compatible Models: Designed to fit Ender 3 S1, Ender 3 S1 PRO, CR10 Smart Pro, Sermoon V1, and Sermoon V1 Pro, ensuring a perfect match for these popular 3D printer models. · Premium Material Construction: The heater block includes an aluminum seat for excellent heat transfer, paired with stainless steel heat shielding for protection and durability. · Precise Machining: All components are manufactured with high accuracy, providing a smooth inner hole and outer surfaces that allow the filament to flow consistently and reduce extrusion issues. · High Temperature Resistance: Capable of operating steadily at temperatures up to 260°C, ensuring reliable performance for a wide range of printing materials. · Dimensions & Specifications: Heating rod measures approximately 6x20mm (0.24x0.8in) in diameter, operates at 24V 40W with XH2.54 terminals; total length including terminals is about 73mm (2.9in). The thermistor rod size is approximately 3x5.5mm (0.12x0.22in) with an NTC100K B3950 thermistor. · Easy Installation: Designed as a direct replacement for broken, damaged, or unusable extruder heater blocks, this unit can be installed quickly and effortlessly, minimizing downtime of your 3D printer. Specifications: · Item Type: Extruder Standard Heater Block · Material: ABS, Metal (Aluminum and Stainless Steel) · Compatible Printers: Ender 3 S1 / Sermoon V1 Series Package Includes: · 1 x Extruder Standard Heater Block This extruder heater block is an essential upgrade or replacement part for maintaining optimal 3D printer performance. Its durable construction and precise design provide stable heating and smooth filament extrusion, enhancing print quality and reliability across supported 3D printers.