H2D High Flow Hotend, 0.4MM High Flow Hardened Steel Nozzle 65 mm³/s Volumetric Speed, Upgraded All-Metal Integrated High-Speed Precision Hot End for Bambu Lab H2D/A1/AI Mini 3D Printers

H2D High Flow Hotend is engineered for creators who demand the fastest, smoothest, and most reliable extrusion performance.
This upgraded all-metal hotend is ideal for high-speed printing on Bambu Lab H2D, A1, and A1 Mini printers.

🚀 Ultra High Flow Performance – 65 mm³/s

Print at extreme speeds without losing detail.
The enhanced melt zone and optimized thermal path provide:

• Faster filament melting

• Stronger layer bonding

• Stable extrusion at high speeds

• Zero under-extrusion in fast mode

🔥 All-Metal High-Temperature Design

• Supports up to 300°C

• Perfect for advanced filaments

• No PTFE inside = no deforming or burning

🔧 0.4mm Hardened Steel High-Flow Nozzle

Durable and wear-resistant—ideal for:

• Carbon fiber materials

• Glass fiber filaments

• High-speed printing with abrasive materials

🎯 Optimized for Precision

• Smooth filament path

• Stable temperature control

• Sharp layer accuracy

• Reduced clogging & superior reliability

This hotend is the perfect upgrade for users printing functional parts, engineering materials, and large batches.