Bambu Lab H2C 3D Printer¶
Introduction¶
The lab's Bambu Lab H2C is a dual-extruder, enclosed FDM (fused deposition modeling) 3D printer, paired with an AMS 2 Pro and an AMS HT automatic filament-feeding unit. It supports general fabrication across lab projects: rapid prototyping of mechanical parts, custom enclosures for electronics and sensor packages, jigs and fixtures for assembly or testing, and small-batch parts that do not justify outsourcing to a machine shop.
This page is a fabrication and making-equipment guide, distinct from the lab's robot platform pages.
The H2C is part of Bambu Lab's H2-series line (which also includes the H2D, H2D Pro, and H2S). Its distinguishing feature is the Vortek hotend-changer system, which lets the right-hand toolhead automatically swap between up to six different hotends or nozzles on inductively heated stations, rather than relying purely on purging to switch materials or nozzle diameters, giving faster, lower-waste multi-colour and multi-material prints compared to earlier dual-nozzle Bambu machines.
Confirm the exact model designation and configuration against the physical unit in the lab (see the migration note at the bottom of this page).
Key Specifications¶
| Spec | Value |
|---|---|
| Build volume (dual nozzle) | 300 x 320 x 320 mm |
| Build volume (single nozzle, left toolhead) | 325 x 320 x 320 mm |
| Build volume (single nozzle, right toolhead) | 305 x 320 x 325 mm |
| Nozzle diameters | 0.2, 0.4, 0.6, 0.8 mm |
| Max hotend temperature | 350 °C |
| Max heated bed temperature | 120 °C |
| Max chamber temperature | 65 °C |
| Max toolhead speed / acceleration | 1000 mm/s / 20,000 mm/s² |
| Toolhead-swap system | Vortek hotend changer, up to 6 nozzle stations, inductive heating |
| Supported materials (base printer) | PLA, PETG, TPU, PVA, BVOH, ABS, ASA, PC, PA, PET, PPS, plus carbon/glass-fibre-reinforced variants of several of these |
| Camera | "BirdsEye" onboard camera, 3264x2448, laser-equipped edition available for first-layer/defect inspection |
| Connectivity | Wi-Fi, 5" touchscreen, Bambu Handy mobile app, Bambu Studio desktop app |
| Net weight / footprint | approx. 32.5 kg; approx. 492 x 514 x 626 mm |
Source: Bambu Lab H2C — Technical Specifications, Bambu Lab H2C product page.
AMS 2 Pro and AMS HT¶
The H2C's usefulness in a shared lab depends heavily on its two attached filament-feeding units, both part of Bambu Lab's AMS (Automatic Material System) line, external units that store, dry, and feed filament automatically.
AMS 2 Pro: multi-colour / multi-material feeding¶
Holds 4 filament spools per unit; units can be daisy-chained if the lab ever expands the setup. Built-in active drying, a heated air vent plus a humidity/temperature sensor, with a rotating mode for even drying and a static mode for filaments that would deform if rotated while soft, rated up to roughly 65 °C. Brushless feed motor and ceramic filament-path inlets to resist wear from abrasive (fibre-filled) filaments. Use this for multi-colour prints, swapping between common materials without manual spool changes, and keeping hygroscopic filaments (PETG, PA, PVA) dry between prints.
Reference: AMS 2 Pro setup and printing workflow, AMS 2 Pro drying function guide.
AMS HT: high-temperature engineering filaments¶
Single-spool unit purpose-built for filaments needing hotter, more aggressive drying and more reliable feeding than the standard AMS provides. Active drying up to roughly 85 °C, needed for moisture-sensitive engineering filaments such as PA (nylon), PPS, PET-CF, PA-CF, and similar reinforced materials that print poorly if they have absorbed ambient humidity. Has a dedicated rear bypass port for flexible materials like TPU. Complements rather than replaces the AMS 2 Pro: use the AMS HT specifically for a high-temperature or fibre-reinforced engineering filament, and the AMS 2 Pro for everyday multi-colour/general-purpose work.
Reference: Bambu Lab AMS HT product page, PET-CF / PPA-CF / PPS-CF / PA6-CF filament usage guide.
Not every "supported" material on Bambu's marketing pages is automatically appropriate for shared-lab use; some high-temperature filaments (PPS, PPA, and their carbon-fibre variants in particular) require a hardened, high-flow hotend and produce fine particulate or fumes that matter for a shared room's ventilation. Check with whoever manages the printer before running an unfamiliar high-temperature material.
Getting Started: Slicing with Bambu Studio¶
- Install Bambu Studio on your own laptop; do not rely on the printer's touchscreen for anything beyond monitoring and simple maintenance tasks.
- Add the printer: Bambu Studio will prompt you to select your printer model and connect either via Bambu's cloud service or LAN-only mode. Check with a lab member for which mode the lab's H2C is configured in.
- Select the correct AMS slots when slicing a multi-material or multi-colour model, mapping each part or colour to a specific physical slot across the AMS 2 Pro and AMS HT. Double-check this mapping against what filament is actually loaded before sending the job.
- Use the stock Bambu-provided filament and process profiles as a starting point, especially for engineering filaments run through the AMS HT.
- Preview before printing to confirm the job fits the intended build volume/toolhead configuration and that estimated time and filament type match expectations.
- Send the job over LAN/cloud, or transfer via USB/SD if network printing is not set up. Confirm the printer is idle and the correct filament is loaded before starting.
Shared-Equipment Etiquette¶
- Do not interrupt someone else's print. Never pause, cancel, or remove a print in progress without confirming with whoever started it.
- Clean the build plate after your print; wipe it down (isopropyl alcohol is fine for the textured PEI plates most Bambu printers ship with) and leave it ready for the next person.
- Report failed prints and jams immediately rather than just clearing the mess, since spaghetti failures, nozzle clogs, and AMS filament jams often point to a hardware issue that will keep failing for the next person.
- Do not unload or swap someone else's filament out of the AMS slots without checking; use an empty slot if one exists.
- Mind humidity and filament storage; keep spools not currently loaded in sealed/dry storage rather than left out on a bench, and use the AMS units' drying modes proactively for hygroscopic filaments.
- Do not run unapproved or unusual filaments, especially anything requiring very high nozzle/chamber temperatures or with unclear fume safety data, without checking with the equipment owner.
- Leave the printer and AMS units in the state you would want to find them: doors closed, filament properly loaded, and spare or scrap filament tidied away.
Migration note: this page was newly authored from public Bambu Lab manufacturer documentation and third-party reviews, not migrated from a prior wiki, since the lab acquired this printer after the original wiki migration. Web sources consistently confirm "Bambu Lab H2C" as a real, currently sold product distinct from the H2D/H2D Pro/H2S, so the model name itself is very likely correct, but lab members should still double-check the exact model designation and configuration against the physical unit and its included paperwork or serial label. Lab-specific details still need to be added, including network/Wi-Fi setup and whether it runs in LAN-only or cloud mode, the physical location of filament inventory and drying storage, and whether the lab uses a print queue or booking system.
