Bambu Lab High Flow Hotend for H2 / P2S / X2D - 0.8mm Hardened Steel Nozzle – Speed & Durability

Bambu Lab High Flow Hotend for H2 / P2S / X2D - 0.8mm Hardened Steel Nozzle – Speed & DurabilityThe Bambu High Flow Hotend (0. 8mm Hardened Steel) is the ultimate heavyweight champion for speed and volume on the H2 and P2S platforms. By combining the massive 0. 8mm nozzle diameter with an optimized high flow melt zone, this unit delivers the maximum possible throughput for large scale models and abrasive industrial materials. This upgrade unlocks the full potential of your machine, allowing you to finish massive prints in a fraction of the time

The Bambu High Flow Hotend (0.8mm Hardened Steel) is the ultimate heavyweight champion for speed and volume on the H2 and P2S platforms. By combining the massive 0.8mm nozzle diameter with an optimized high-flow melt zone, this unit delivers the maximum possible throughput for large-scale models and abrasive industrial materials.

This upgrade unlocks the full potential of your machine, allowing you to finish massive prints in a fraction of the time while maintaining incredible structural strength. This is a fully integrated, high-performance unit (0.8mm nozzle, heater, and heat break are inseparable) designed for a seamless, toolless installation into your toolhead.

Features

• Extreme High Flow Performance: Engineered for maximum volumetric speed. The 0.8mm bore is the ideal choice for industrial-scale parts, thick layer heights, and slashing print times on your largest projects.
• Hardened Steel Durability: The 0.8mm Hardened Steel nozzle is built to thrive under pressure. It offers extreme wear resistance against abrasive engineering filaments like Carbon Fiber (PA-CF), Glass Fiber (PA-GF), and Glow-in-the-dark materials without the risk of widening or clogging.
• Integrated Quick-Swap Design: Maintenance made simple. Replace the entire hotend unit without messy wiring or thermal paste, keeping your production line moving.
• Active Compatibility Note: If you are running an H2D (Dual-Nozzle) setup, both installed hotends must be the same size. To use this upgrade, you must install two 0.8mm units; mixing a 0.4mm and a 0.8mm nozzle is not supported.

Real-World Maker Tips (Large Format Printing)

• Strength Over Detail: The 0.8mm nozzle isn't just about speed—it’s about strength. Thicker walls and wider extrusion lines create significantly stronger bonds, making this the go-to for functional, load-bearing parts.
• Dial in Your Cooling: Because you are pushing a massive amount of molten plastic, make sure your cooling fans are performing at their peak. For materials like PLA, you may need to slow down slightly on fine details to allow the plastic to set.
• Check Your Slicer: When swapping to the 0.8mm, remember to select the correct "0.8mm Nozzle" profile in your slicer. Your layer heights can now safely go up to 0.6mm for lightning-fast prototyping!

Compatibility

• Compatible with: Bambu Lab H2D, H2S, and P2S toolheads.
• Not compatible with: Bambu Lab P1 or X1 series printers.

Specifications

What's in the Box

• 1x High Flow Hotend - 0.8mm Hardened Steel