Bambu Lab Induction Hotend — H2C (right)

Bambu Lab H2C Induction Hotend — Right Rack

The H2C does multi-material differently. Instead of one nozzle purging its way between colours, it carries a fixed hotend on the left and a rack of up to six swappable induction hotends on the right. Each one is a complete, independent nozzle with its own filament loaded, so the printer changes material by changing hotend — seven materials in a single print with no purge tower, and up to twenty-four when you add AMS units behind it. This listing is for one of those right-rack induction hotends, available in seven nozzle and flow configurations.

The engineering behind the swap is the interesting part. Each hotend attaches magnetically and connects through a contactless high-frequency power and signal interface — there are no metal contact pins to oxidise, bend or wear out over thousands of changes. Induction heating takes the nozzle to PLA temperature in roughly 8 seconds, so docking and undocking costs you very little time. Each hotend also stores its own filament information locally, which means the printer knows what is loaded the moment it picks one up, and dual temperature sensors (nozzle and heatsink) back up integrated overheat, overvoltage, short-circuit and open-circuit protection.

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Important: this is the right-side hotend

The H2C uses two different parts. The left (lifting) position takes the conventional H2-series hardened steel or tungsten carbide hotend. The right position — the induction rack — takes this part, and only this part. It fits the H2C and H2C Laser. If you are replacing or upgrading the left-hand hotend, you need the H2-series hotend instead; ask us and we will point you at the right one.

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Which configuration is right for you?

Two decisions: nozzle size (detail versus speed) and flow tier (how much plastic the melt zone can push per second). Volumetric figures below are Bambu's published maximums tested with PLA Basic.

Configuration	Max volumetric speed	Best for
Standard / 0.2 mm stainless	2 mm³/s	Miniatures, fine text, jewellery masters. Unfilled filaments only.
Standard / 0.4 mm hardened	25 mm³/s	The all-rounder — widest material support, including fibre-filled.
Standard / 0.6 mm hardened	30 mm³/s	Functional parts, jigs, enclosures. Stronger walls, shorter prints.
Standard / 0.8 mm hardened	30 mm³/s	Large props, patterns and tooling where bulk beats finish.
High Flow / 0.4 mm hardened	40 mm³/s	0.4 mm detail at ~60% more throughput. Handles TPU 90A/95A.
High Flow / 0.6 mm hardened	40 mm³/s	Batch production of functional parts at full speed.
High Flow / 0.8 mm hardened	40 mm³/s	Fastest configuration available — large-format, mostly solid work.

Stainless or hardened steel?

Only the 0.2 mm nozzle is stainless. It gives a beautifully clean fine orifice but wears fast against filler, so it is limited to unfilled filaments — no carbon- or glass-fibre, no TPU, and Bambu also rules out marble, sparkle, wood and glow PLA. The 0.4, 0.6 and 0.8 mm nozzles are hardened steel and will happily run abrasive engineering filaments.

Standard or High Flow?

High Flow raises the ceiling on how fast the hotend can melt plastic — the biggest jump is at 0.4 mm (25 to 40 mm³/s), with 0.6 and 0.8 going from 30 to 40 mm³/s. Choose it if your prints are large, solid, or run in batches, or if you need TPU 90A/95A, which Bambu recommends on High Flow hardened steel only. Stay with Standard if you mostly print detail parts, or if you run PLA-CF or PETG-CF — those two are marked not recommended on High Flow. TPU 85A is not supported on any nozzle in this range, and silk PLA is not recommended at 0.6 mm and above.

A sensible starter set

Most H2C owners build the rack up over time. A common mix is a Standard 0.4 mm hardened as the daily driver, a Standard 0.6 mm for functional work, a High Flow 0.4 mm for batches and flexibles, and a 0.2 mm stainless kept aside for detail jobs. Because each hotend remembers its own filament, you can leave them loaded and ready.

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Full specifications

Product	Bambu Lab H2C Induction Hotend (Right)
Max printing temperature	350 °C
Hotend length	56.2 mm
Filament diameter	1.75 mm
Heating method	Induction — approx. 8 seconds to PLA printing temperature
Interface	Magnetic mount with contactless high-frequency power and signal transfer (no metal pins)
Sensing & protection	Dual temperature sensors (nozzle + heatsink); overheat, overvoltage, short-circuit and open-circuit protection
Onboard memory	Each hotend stores its own filament information locally
Nozzle options	0.2 mm stainless steel; 0.4 / 0.6 / 0.8 mm hardened steel
Max volumetric speed	Standard: 2 (0.2) · 25 (0.4) · 30 (0.6) · 30 (0.8) mm³/s · High Flow: 40 mm³/s (0.4 / 0.6 / 0.8) — Bambu PLA Basic
Compatibility	Bambu Lab H2C and H2C Laser — right-side induction rack only (not the left lifting hotend)
Part numbers	FAH050 (Std 0.2 SS) · FAH051 (Std 0.4) · FAH052 (Std 0.6) · FAH053 (Std 0.8) · FAH054 (HF 0.4) · FAH055 (HF 0.6) · FAH056 (HF 0.8)
Packaging	60 × 60 × 30 mm, 0.015 kg

What's in the box

• 1 × Bambu Lab H2C Induction Hotend (Right) in your chosen nozzle size and flow tier

That is deliberately all there is. The induction coil and rack electronics live in the printer, and the hotend latches into them magnetically — nothing to wire, no thermal paste, no screws, no AU plug pack. If a rack component itself needs replacing, we stock the latch, dock, rack frame and cable parts separately.

Who it's for

• Makers and hobbyists expanding an H2C past the colours and materials the rack arrived with
• Small businesses and workshops wanting a spare hotend per material so production never stops for a nozzle change
• Schools and makerspaces keeping a replacement on the shelf for the inevitable clogged or damaged nozzle
• Anyone printing abrasives who would rather sacrifice a hardened nozzle than contaminate their clean PLA hotend

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