Bambu Lab Hot End for P1S, Hardend Steel, 0.4mm Nozzle

Fibre-reinforced nylon and polycarbonate reward a P1S or X1C with strong, dimensionally stable parts, but they are hard on a nozzle, and the moment you are fitting a replacement, the question of exactly which part is genuine and which is a close approximation starts to matter. On a printer earning its keep with engineering filament, a nozzle that is even slightly off from Bambu Lab's own specification can turn into a clogged print or an inconsistent wall thickness at the worst possible time.

This is the genuine Bambu Lab hardened Hotend with Nozzle, part number FAH001-N-1, 0.4mm, officially compatible with the P1P, P1S, and X1C. It is the same part Bambu Lab specifies for these printers, sourced through the same supply chain, with nothing approximated.

Genuine Bambu Lab part, FAH001-N-1 | Hardened steel 0.4mm nozzle | Compatible with P1P, P1S & X1C | 300°C rated hotend temperature | Titanium alloy heat break | Cold-swap installation | Reuses your existing heater, thermistor and fan

Who the Genuine Hardened Hotend is built for

The owner who wants certified parts for engineering filament

Running PA-CF, PC, or PETG-CF through a printer you rely on for functional output is not the moment to introduce an unknown quantity into the toolhead. This hotend carries Bambu Lab's own part number, so bore tolerance, thermal response, and material hardness are guaranteed to match what the printer was designed around.

The small business or print farm standardising on one part

Because FAH001-N-1 is compatible across the P1P, P1S, and X1C, a fleet running a mix of these printers can standardise on a single genuine spare rather than tracking separate part numbers for each model. That simplifies procurement and keeps a shared stock of spares useful across the whole lineup.

The owner who wants abrasion resistance without guessing on fitment

If your printer's stock nozzle has worn out from abrasive or fibre-filled filament and you want the upgrade to hardened steel without any uncertainty about whether an aftermarket part will seat and heat exactly as it should, this is the straightforward, certified option.

What sets the Genuine Hardened Hotend apart

A genuine part, not a substitute

This hotend carries Bambu Lab's own part number, FAH001-N-1, and is sourced the same way as the hotend fitted to new P1P, P1S, and X1C printers. There is no question about whether the bore tolerance, thermal response, or magnetic and mechanical alignment match the printer's calibration, because nothing about this part differs from the factory original.

Cold-swap installation, reuses your existing heater and thermistor

This is the Hotend with Nozzle tier, not the Complete Hotend Assembly, so your existing ceramic heater, thermistor, hotend fan, silicone sock, and retaining clip stay in place. Because Bambu Lab hotends are built as a single sealed unit rather than threaded together, it installs cold, with no oozing at a heat break joint and no wiring disturbed during the swap.

Hardened steel matched to Bambu Lab's exact material specification

The nozzle tip is heat-treated tool steel at HRC 55-60, the heatblock is nickel-plated brass, the heat break is titanium alloy, and the heatsink is aluminium, the precise three-material construction Bambu Lab specifies for its hardened hotends. Every material choice is there for a reason, and none of them are substituted here.

One part number, three compatible printers

FAH001-N-1 is the same genuine hotend across the P1P, P1S, and X1C, so whether you own one of these printers or all three, this is the correct, certified part to order. That shared compatibility also makes it a sensible spare to keep on hand if your fleet spans more than one of these models.

The certified choice for engineering filament work

Bambu Lab's own testing shows PLA-CF and PETG-CF print with low clog risk and strong detail retention through a hardened 0.4mm nozzle. Because this is the genuine part, that testing applies directly, with no aftermarket variance in hardness or bore tolerance to account for.

Full specifications

How the Genuine Hardened Hotend compares to other options

Materials and software

Filaments this hotend handles

PLA and PETG print cleanly through any nozzle material, though the hardened tip resists wear from pigmented or filled variants. ABS and ASA suit the P1S and X1C's enclosed chambers well within the 300°C ceiling. PC and PA (Nylon) need sustained high-temperature extrusion for proper layer bonding, exactly where a genuine, correctly hardened nozzle earns its keep. PLA-CF and PETG-CF are the strongest case for this part, Bambu Lab's own testing shows these fibre-filled filaments print with low clog risk and strong print quality through a genuine hardened 0.4mm nozzle. TPU prints fine at 220 to 230°C, with no particular benefit from the hardened tip since it is not abrasive.

Slicers and software

Bambu Studio is the native slicer for the P1P, P1S, and X1C, and because this is a genuine part, the printer's flow and pressure advance calibration behave exactly as expected once you confirm the nozzle settings on the touchscreen after installation. OrcaSlicer, a widely used fork built around Bambu hardware, and community profiles for PrusaSlicer, SuperSlicer, and Cura all work identically with this hotend as they do with the factory original.

What's in the box

• Genuine Bambu Lab hardened Hotend with Nozzle, FAH001-N-1
• Compatible with your existing ceramic heater, thermistor, fan, silicone sock and retaining clip
• Cold-swap fitment, no separate hardware required

Ordering, shipping and support

This genuine Bambu Lab hotend ships nationwide across South Africa by courier from 3D Printing Store's Centurion and Boksburg locations, with installation guidance available through the store's technical support ticket system if you need it. It is covered under 3D Printing Store's standard warranty for genuine Bambu Lab parts, handled locally through their South African support team rather than an overseas RMA process. Filament, complete hotend assemblies, and other P1 and X1 series accessories are available from the same store.

Frequently asked questions

Is the genuine hardened hotend better than an aftermarket one?

For certainty of fit and thermal response, yes. Both use hardened steel and reach the same 300°C ceiling, but this part carries Bambu Lab's own part number, FAH001-N-1, and matches the printer's calibration exactly, with no variance to account for on bore tolerance or material hardness.

Can this hotend print PA-CF, PC, and other engineering filaments?

Yes, that is what it is built for. Bambu Lab's own testing shows PLA-CF and PETG-CF print with low clog risk through a genuine hardened 0.4mm nozzle, and PC and PA benefit from consistent high-temperature extrusion within the 300°C range.

How long does it take to install?

Most users complete the swap in 10 to 15 minutes. Because this hotend installs cold and reuses your existing heater and thermistor, there is no wiring to disconnect, just remove the old nozzle unit and fit the new one following Bambu Lab's official replacement guide.

Does this hotend work on the X1C as well as the P1P and P1S?

Yes. Part number FAH001-N-1 is officially compatible with the P1P, P1S, and X1C, so it is a suitable spare regardless of which of these three printers you own, or a shared spare if you run more than one.

Does it come with a South African plug and local warranty support?

This is an internal printer component, not a mains-powered accessory, so it fits directly onto the toolhead with no separate plug required. It is backed by 3D Printing Store's local warranty support for genuine Bambu Lab parts, handled through their Centurion and Boksburg branches rather than an international claims process.