The Bambu Lab H2S is the professional-grade, large-format powerhouse that makers and engineers have been waiting for. As the single-extruder flagship of the H2 series, it bridges the gap between desktop convenience and industrial capability, offering a massive 340 x 320 x 340 mm build volume—a 120% increase over the X1 Carbon.

Why the Bambu H2S is the New Industry Standard

The H2S isn't just a bigger printer; it’s a smarter one. Engineered for high-performance engineering materials and relentless speed, it redefines what you can create in a single print.

Key Performance Features

• Massive Build Volume: Stop splitting models. The 340 x 320 x 340 mm chamber allows for full-scale functional prototypes and large artistic pieces in one go.

• Blistering Speed: Reach top-tier productivity with toolhead speeds up to 1000 mm/s and 20,000 mm/s² acceleration, completing prints up to 30% faster than previous flagships.

• DynaSense Extrusion & Servo Control: Powered by a high-precision PMSM servo motor, the H2S delivers 67% more extrusion force than standard steppers, ensuring flawless flow even at high speeds.

• Actively Heated Chamber (65°C): Say goodbye to warping. The enclosed, heated environment is perfect for demanding filaments like ABS, ASA, PC, and PPA-CF.

• All-in-One Manufacturing: The H2S is more than a 3D printer. With optional modules, it transforms into a 10W Laser Engraver/Cutter, digital pen plotter, and vinyl cutter.

Intelligent Innovation

• Vision Encoder Technology: Achieve industrial-grade motion accuracy under 50 μm (thinner than a human hair) for perfect dimensional integrity.

• AI-Driven Safety & Monitoring: A suite of 23 sensors and 3 cameras provides real-time spaghetti detection, flame monitoring, and an automated "pre-flight" checklist.

• Active Vibration Compensation: Neutralizes resonance in real-time to ensure crisp edges and smooth surfaces, even at full throttle.

Technical Specifications

From Bambu Lab:

• 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

* To connect more than one AMS(including AMS 2 Pro, AMS HT), a 4-in-1 PTFE Adapter (FAZ013-N) is needed.

• Cybersecurity compliant with EU RED Article 3.3(d)(e). Learn more.

Bambu Lab H2S

Your Personal Manufacturing Hub

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Get the Highlights

AI Detection 23 Sensors & 3 Cameras

340×320×340mm³ Large Volume

＜ 50 μm Motion Accuracy

20,000 Times/Sec Extrusion Torque Regulation

Up to 30% Faster Print Speed

10W 455nm Laser Cutting (on Laser Model)

65 °C Active Heated Chamber

Auto Venting Filament Drying

Accuracy That Works for You

Correct Mechanical Deviations

Even the printer comes 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 Compensation⁽²⁾ minimizes printing tolerances, delivering machine-shop-level precision for hole dimensions. Design fit-critical partswith 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.

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.

Intelligence That’s Got Your Back

With AI-driven real-time monitoring, the vision system detects clumping, spaghetti and purge chute jamming 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 exhaust⁽⁴⁾. 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

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 dB⁽¹¹⁾. 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.