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Two brass 0.4mm hot-end nozzles with copper heat blocks, silicone socks and brushes

A 0.4mm Hot-End Nozzles Upgraded AD5X Kit 3D Printers Accessories

SKU CH-RTM4-TWDJN

Two assembled 0.4 mm hot-end kits with integrated nozzles, copper heat blocks, silicone socks and brushes for Flashforge AD5X printers bought after 31 May 2025

  • Type0.4mm Hot-End Nozzles
  • Compatible with Flashforge AD5X printers purchased after 31 May 2025
  • Integrated nozzle-throat fit eliminates filament leakage for stable prints
  • Upgraded copper block speeds cooling to support high-speed printing
  • All-metal modular design installs without wiring changes
  • Includes two 0.4mm nozzles, two silicone socks and two brushes

AD5X Compatibility After May 2025

This assembled hot-end kit is built exclusively for the FLASHFORGE AD5X FDM printer purchased after 31 May 2025. It contains two complete 0.4 mm nozzle assemblies plus two silicone socks and two nozzle brushes. The modular all-metal construction requires no wiring work and installs quickly. Buyers with earlier AD5X units or other printer models cannot use this kit.

Sustained High-Speed Extrusion

The integrated interference fit between nozzle and throat eliminates the gaps that cause filament leakage in traditional split designs, preserving stability during long prints. An upgraded copper heat-dissipation block accelerates cooling so molten filament solidifies rapidly at high extrusion rates. This reduces collapse and stringing while maintaining layer accuracy throughout extended production runs.

Mechanical Interface Constraints

The kit mounts only on the AD5X toolhead geometry released after the 2025 cutoff date; older AD5X carriages and every non-AD5X printer are physically incompatible. No alternative nozzle diameters or third-party hot-end adapters are supported by this package. Users needing different orifice sizes or multi-material configurations must source separate hardware.

Highlights

  • Compatible with Flashforge AD5X printers purchased after 31 May 2025
  • Integrated nozzle-throat fit eliminates filament leakage for stable prints
  • Upgraded copper block speeds cooling to support high-speed printing
  • All-metal modular design installs without wiring changes
  • Includes two 0.4mm nozzles, two silicone socks and two brushes

Specifications

BrandA
Model0.4mm Hot-End Nozzles
Part Number0.4mm Hot-End Nozzles
Type0.4mm Hot-End Nozzles

Questions about this item

Does the 0.4mm nozzle generate more heat or noise during long prints on the AD5X?

The upgraded copper block improves heat dissipation, shortening cooling time and supporting stable high-speed printing without extra noise or power draw.

What existing parts must my FLASHFORGE AD5X already have for this kit to fit?

Your printer must be an AD5X purchased after 31 May 2025; the modular all-metal hotend replaces the original assembly directly with no wiring changes.

Will the integrated nozzle-and-throat design work with older AD5X hotend mounts or cooling fans?

The kit is built for the updated AD5X platform only; it mounts to the existing carriage and uses the printer’s current cooling system without modification.

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