Bambu’s H3C puts nine materials into one print

A soft watch strap, a rigid case and a tiny detailed dial. One print job. That’s the pitch for Bambu Lab’s H3C.

It’s Bambu’s first toolchanger. Nine separate print tools stay loaded, so the printer swaps heads instead of pushing every color through one nozzle. The H3C Combo with the AMS 3H filament system is $2,499 before tax. That’s MacBook Pro money for a printer.

Price: $2,499
Where to Buy: Bambu Lab

Nine tools, no unloading

Each tool has its own filament path and heater. The next material stays loaded while another one prints. Bambu’s Active Pre-Heat reads ahead in the job and warms the next tool before it’s needed.

Bambu rates swaps at as little as six seconds, with about 0.038 grams of purge per change. Those are best-case internal numbers with PLA Basic. Other materials run slower.

The catch: the box ships with a 2.85mm tool for flexible filament. Nine colors of standard 1.75mm filament need one more 1.75mm PrintTool.

Hard and soft parts in one job

Bambu’s Maker Watch demo shows it best. A 0.2mm nozzle prints the dial, a 0.4mm nozzle prints the case and a TPU tool prints the strap. You still finish and assemble it. The printer isn’t building a watch movement.

That’s the part that made me look twice. You pick the material for what each piece does, instead of printing everything in one plastic and gluing it together later. Mixed nozzle sizes (0.2, 0.4, 0.6 and 0.8mm) need hotends sold separately.

Five colors that blend into gradients

The CMYKW PLA Palette layers cyan, magenta, yellow, black and white to build in-between shades. It’s stacked plastic, not ink. Fast swaps keep that from turning into a pile of purge waste.

For the colorful demo prints, the $2,589 starter pack adds PLA Palette and TPU filament for $90 over the base Combo.

Nine spools, two dryers

The enclosed AMS 3H holds all nine rolls inside the printer’s footprint and reads RFID tags for material, color and weight left. Two slots dry filament at up to 85°C, even mid-print.

Slot eight holds the flexible tool and doubles as a dryer. Bambu’s own TPU goes as soft as 75A. Older AMS units can push the total to 24 materials, sold separately.

It needs real floor space

This isn’t a dorm-desk printer. With the AMS 3H on top it stands 1,016mm tall, about 40 inches, and weighs 36.28kg, about 80 pounds. Bambu wants it on the floor or a low, stable surface.

CutTool, DrawTool and DebossTool add cutting, drawing and embossing, but they’re optional. The BirdsEye camera upgrade isn’t due until the first half of 2027.

Who should buy it

For the big enclosed format without nine tools, start with the Bambu Lab H2S review. If you’re new to printing, the A1 mini and LED lamp kit is a much smaller first step.

H2D, H2C and X2D owners get mixed-nozzle updates from November 2026 into early 2027, so don’t replace a working printer just for that. The 12-nozzle AtomForm Palette 300 takes a different shot at the same no-waste idea.

Price: $2,499
Where to Buy: Bambu Lab

For a lot less, Bambu’s P2S Combo prints four colors with the AMS 2 Pro for $779.

Price: $779
Where to Buy: Amazon

This one’s for you if you already design parts that need different materials. Shopping for a first printer? Skip it and grab one that costs a third as much.