Bambu Lab H2S

Product Features

340*320*340 mm³ Print Volume
Multi-color 3D Printing
Closed-loop Servo Motor Extruder
Optional 10W Laser and Cutting Module
5μm Resolution Optical Motion Calibration
350°C Nozzle & 65°C Active Chamber Heating
Full Filament Path AI Detection
Voltage Range: 100-120 V

Accuracy That Works for You

Correct Mechanical Deviations

Even the printer come out of the factory with superb accuracy, mechanical wear and variances over time are inevitable—but now, first time in the industry, there’s a solution. With the Vision Encoder⁽¹⁾, the H2S achieves distance-independent motion accuracy under 50 μm—thinner than a human hair. During calibration, it automatically compensates for mechanical drift, ensuring consistent precision and peak performance over time.

One Print. Perfect Fit.

Bambu Lab's Auto Hole/Contour Compensation² minimizes printing tolerances, delivering machine-shop-level precision for hole dimensions.Design fit-critical parts with confidence—integrate shafts, bearings, and fasteners without trial and error. Post-print assembly has never been easier.

Ready for Engineering Filaments

Featuring a 350 °C hotend and a 65 °C actively heated chamber, it supports the entire Bambu filament lineup—from PLA and PETG to PC and PPA. With closed-loop fan control and precise thermal management, the H2S minimizes warping and deformation while improving layer adhesion. Build large, high-performance parts that are as functional as they are strong.

350 °C Hotend

65 °C Heated Chamber

Even Surfaces, Crisp Edges

H2S uses both the sensing capability of its servo motor on the extruder and the high-resolution eddy current sensors on the nozzle to precisely control extrusion by measuring nozzle pressure and calibrating PA parameters for each filament, improving surface smoothness and edge sharpness.

Precision in Motion

Active Vibration Compensation neutralizes micro-vibrations and resonance in real time, enabling premium print quality at higher speeds.

Print Functional Designs

RC Plane: PLA Tough+

Go-Kart Frame: PAHT-CF

Handbag: TPU for AMS

Seed Starter: PA6-GF

Intelligence That’s Got Your Back

20,000 Checks Per Second

Closed-Loop Feedback, Real-Time Control

Bambu Lab’s proprietary PMSM servo system enables 20 kHz resistance and position sampling to dynamically modulate electromagnetic torque vectors. It stabilizes extrusion and actively detects grinding⁽³⁾ or clogs in real time.

Filament grinding

Clogging

23 Sensors + 3 Cameras

Each Potential Risk Has Its Own Detector

Vision System

Feeding

Thermal Control

Safety

With AI-driven real-time monitoring, the vision system detects clumping, spaghetti and filling chute as they happen, helping prevent failed prints before they start. This same vision system powers advanced features like Live Spatial Alignment, allowing precise laser and cutting calibration, and Vision Encoder technology, which enhances positional accuracy.

Pre-Flight Checklist by AI

Prior to each operational cycle, the H2S vision system initiates a comprehensive pre-flight checklist: Chamber Integrity Scan – Detects debris across the entire print surface. Hardware Configuration Audit – Instantly identifies build plate properties.

Flap Switch Airflow & Filtration System

3D Printing & Laser Cutting. 3 Modes, All-in-One

High-Temp Printing

Chamber sealed. Internal air recirculates through the Air Filter and the heater to stabilize high-temp conditions. Print large engineering parts without warping.

Low-Temp Printing

Top Vent opens to bring in cool air, while maintaining a filtered exhaust⁴. Print PLA and PETG without opening the door, and handle overhangs and bridging with ease.

Laser Cutting/Engraving

Top Vent and Filter Switch Flap open. Fumes are channeled efficiently to the ventilation system, keeping your workspace safe and clean.

Bigger. Faster. Better.

Maximum Volume. Maximum Productivity.

With a build volume of 340×320×340 mm³, the H2S offers the largest print space among all Bambu Lab printers. Your Vision. Fully Realized in One Print.

120% Larger Build Volume

Than the X1 Carbon

Full Scale Printing

Print bigger, with fewer plates

Top Speed. More Reliable Than Ever.

Bambu Lab’s proprietary PMSM⁽⁵⁾ servo extrusion system delivers 67% more extrusion force, providing solid support to high flow⁽⁶⁾ printing. Paired with up to 1000 mm/s toolhead speed and up to 20,000 mm/s² acceleration, your H2S can finally go full throttle—cutting your printing time by up to 30%⁽⁷⁾—while maintaining top-tier quality.

DynaSense Extruder

PMSM servo extruder delivers up to 10kg of extrusion force—67% more than regular stepper motors, delivering the strongest support for high-flow printing.

1 day 7 hours

12.3% Faster Than X1C

1 day 1 hour

11.2% Faster Than X1C

6 days

22.2% Faster Than X1C

Cut. Engrave. Draw.

Compact. Capable. All in One.

Live Spatial Alignment

Top-down BirdsEye camera⁽⁸⁾ and onboard toolhead camera enable Live Spatial Alignment, letting you preview the toolpath directly on your material with 0.3 mm accuracy. What you see is what you get.

Auto Arrangement

Bambu Suite automatically arranges your project shapes to make the most of every sheet—smart, efficient, and effortless.

10W 455nm Laser Power

Slice through up to 5 mm plywood, acrylic, or PU with ease—clean, fast, and precise.

Air Assist

Air Assist keeps your lines crisp by blowing away smoke and char while cooling the surface—preventing soot buildup and beam distortion for sharp, clean results.

Digital Cutting

Effortlessly cut through paper, vinyl, PU leatherette, and more—clean, accurate, and ready to apply.

Drawing

Use the drawing module to automate linework, sketches, or handwritten notes—precise, repeatable, and hands-free.

Not a Toolkit. A Production-Ready Platform.

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Digital
Cutting

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Laser
Cutting

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Laser
Cutting
Laser
Engraving

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Laser
Cutting

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Laser
Cutting
Laser
Engraving

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Digital
Cutting

Protected Inside and Out

Safety, Built In

Laser Safety Window

Five Flame Sensors

Flame-Retardant Chamber

Emergency Stop

Shields your eyes from the 455 nm laser beam while keeping your workspace clear and visible.

Connectivity, By All Means. Privacy, By Design.

The H2S offers seamless cloud connectivity for convenient remote control from any device. For security-sensitive applications, it also delivers complete offline functionality, ensuring physically isolated operation. Users can control the printer, send files, and upgrade firmware—no internet required. Additionally, Developer Mode unlocks MQTT port access, empowering developers and integrators to connect third-party components and custom software with ease.¹⁰

Accessible. Comfortable. Made to Last.

Quick-Swap Nozzle

Swap nozzles in seconds—no tools, no hassle. Whether you're switching materials or upgrading to a different nozzle size, the redesigned hotend makes it easy and intuitive, even for first-time users.

Quiet by Design

With Active Motor Noise Canceling and specialized air duct noise-reduction technology, the H2S operates below 50 dB¹¹. Print overnight or in shared spaces without disrupting your environment.

All-Metal, Die-Cast Body

The integrated die-cast aluminum alloy chassis delivers a sturdy, stable structure that provides a rigid foundation for high-speed, large-format printing, while minimizing accuracy loss caused by micro-twisting.

Multi-Color Printing and Drying, All-in-One

AMS 2 Pro

Learn More

AMS HT

Learn More

Electro-Magnetic Air Vent

Automated venting facilitates dehumidification during drying and airtight sealing for weeks of quality printing.

Auto-Rotate Drying

During the drying process, the filament spools rotate automatically to provide more even drying.

RFID Sync

AMS 2 Pro uses RFID to auto-match drying settings for Bambu official filaments, no manual input needed.

Endless Models to Print

MakerWorld

Over a Million Models at Your Fingertips

MakerLab

AI Assisted 3D Modeling Tools, Bring Your Vision to Life

Maker's Supply

Go-To Source for Parts that Bring 3D Prints to Life

Integrated Ecosystem, End-to-End Support

Software Ecosystem

Control & Browse From Any Device, Anywhere

Bambu Lab Academy

Master Your Printer with Easy-to-follow Lessons

Bambu Lab Wiki

Find Answers to Every Printing Problem

H2S Specs

Item		Specification
Printing Technology		Fused Deposition Modeling
Body	Build Volume (WDH)	340320340 mm³
	Chassis	Aluminum, Steel, Plastic and Glass
	Laser Safety Windows	Equipped on Laser Edition, normal H2S can upgrade through Laser Upgrade Kit
	Air Assist Pump	Equipped on Laser Edition, normal H2S can upgrade through Laser Upgrade Kit
Physical Dimensions	Physical Dimensions	492514626 mm³
Physical Dimensions	Net Weight	H2S: 30 kg H2S Laser Edition: 30.5 kg
Toolhead	Hotend	All Metal
	Extruder Gear	Hardened Steel
	Nozzle	Hardened Steel
	Max Nozzle Temperature	350 °C
	Included Nozzle Diameter	0.4 mm
	Supported Nozzle Diameter	0.2 mm, 0.4 mm, 0.6 mm, 0.8 mm
	Filament Cutter	Built-in
	Filament Diameter	1.75 mm

¹ To ensure the heatbed quickly reaches the needed temperature, the printer will maintain maximum power for about 3 minutes.² When the printer's protection is complete and properly working, the printer and laser module work as a class 1 laser product.

Unboxing video

What's in the box

	H2S AMS Combo	H2S Laser Full Combo	H2S
Bambu Lab H2S		-
Bambu Lab H2S Laser Edition	-		-
Textured PEI Build Plate
Spool Holder
Accessory Box
AMS 2 Pro			-
10W Laser Module	-		-
Cutting Module (with Pen Holder)	-		-
Laser Platform	-		-
Cutting Platform	-		-
Safety Key
Ventilation Pipe	-		-
Laser and Cutting Materials	-		-
Emergency Stop Button	-		-

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