Bambu Lab H2S 3D Printer Series

Bambu Lab H2S 3D Printer
(Combo version includes AMS 2 Pro)
3DMart Repair Application Process and Related Policies

Accuracy Designed for You, Mechanical Deviation Corrected
Even with printers built to extreme precision, mechanical wear and variation are inevitable over time—but now, for the first time in the industry, a solution has been found.
With a visual encoder, the H2S achieves motion accuracy below 50 μm, unaffected by distance—finer than a human hair. During calibration, it automatically compensates for mechanical drift, ensuring consistent accuracy and optimal performance.

Print Once, Perfect Fit
Bambu Lab's automatic hole/contour compensation minimizes print tolerances, achieving hole size accuracy on par with a machine shop.
Design critical fit components with confidence—integrate shafts, bearings, and fasteners without trial and error.
Post-print assembly has never been easier.

Engineering Filaments
Equipped with a 350 °C hotend and a 65 °C active heated chamber, it supports the full range of Bambu filaments—from PLA, PETG to PC and PPA.
The H2S features closed-loop fan control and precise thermal management to minimize warping and deformation while enhancing layer adhesion.
Create large, high-performance parts that are both functional and robust.

Smooth Surfaces, Sharp Edges
The H2S utilizes the sensing capabilities of a servo motor on the extruder and a high-resolution eddy current sensor on the nozzle to precisely control extrusion by measuring nozzle pressure and calibrating PA parameters for each filament, thereby improving surface smoothness and edge sharpness.

Precise Motion
Active vibration compensation eliminates micro-vibrations and resonances in real time, enabling excellent print quality at higher speeds.

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, dynamically adjusting the electromagnetic torque vector.
This system stabilizes extrusion and actively detects grinding or clogging in real time.

23 Sensors + 3 Cameras, Each Potential Risk Has Its Own Detector
Vision System: With AI-driven real-time monitoring, the vision system can instantly detect issues like material clumping, spaghetti, and waste chute blockages, helping to prevent print failures.
This vision system also supports various advanced features, such as real-time spatial alignment for precise laser and cutting calibration, and visual encoder technology for improved positioning accuracy.
Feeding: Filament path sensors work collaboratively to monitor feeding speed and position, detect filament tangles and grinding risks, track filament mileage and spool usage, and ensure AMS, buffer, cutter, and tools on the feeding path are ready, ensuring every tool is in place and every action is under control.
Thermal Control: Five NTC temperature sensors are strategically distributed across the nozzle, heated bed, and print chamber.
The system works with integrated airflow sensors to actively monitor and regulate internal temperature and circulation, maintaining an ideal printing environment with real-time feedback control.
Safety: The H2S is equipped with five flame sensors, front door and top cover sensors, and an emergency stop button, forming a complete safety system.
It can detect fire risks, monitor cabinet alignment, and shut down immediately when needed, always protecting your projects and workplace.

AI-Powered Pre-Flight Checklist
Before the start of each operation cycle, the H2S vision system initiates a comprehensive pre-flight checklist:
Chamber Integrity Scan - Detects debris across the entire print surface.
Hardware Configuration Audit - Real-time identification of print bed attributes.

Flap Switch Airflow and Filtration System
3D Printing and Laser Cutting.
Three modes, all-in-one.

Maximum Output. Highest Productivity.
With a print volume of 340×320×340 mm³, the H2S has the largest print space of all Bambu Lab printers.
Your vision, realized in one print.

Extreme Speed. More Reliable.
Bambu Lab's proprietary PMSM servo extrusion system boosts extrusion force by 67%, providing robust support for high-flow printing.
Coupled with printhead speeds of up to 1000 mm/s and accelerations of up to 20,000 mm/s², your H2S can finally run at full speed, reducing print time by up to 30% while maintaining top-tier print quality.

Built-in Safety
Laser Safety Window: Protect your eyes from the 455 nm laser beam while keeping your workspace clearly visible.
Five Flame Sensors: Advanced sensors continuously monitor for fire risks. Upon detection, a loud buzzer and phone alert will immediately notify you, allowing for quick action to ensure safety.
Flame Retardant Chamber: This chamber is built entirely from fire-resistant materials, providing passive protection for added safety.
Emergency Stop: If something feels wrong, immediately stop the operation - giving you full control and peace of mind.

Connectivity and Privacy Designed for Everything
The H2S offers seamless cloud connectivity for convenient remote control from any device.
For security-sensitive applications, it also provides full offline functionality, ensuring physically isolated operation.
Users can control the printer, send files, and upgrade firmware without internet connection.
Additionally, developer mode unlocks MQTT port access, allowing developers and integrators to easily connect third-party components and custom software.

Quick-Change Nozzle
Change nozzles in seconds—tool-free, easy, and convenient.
Whether you're switching to a high-flow nozzle or a different size, the redesigned nozzle makes it effortless and intuitive, even for first-time users.

Quiet Design

The H2S features active motor noise cancellation and professional duct noise reduction technology, operating at less than 50 dB.
It won't disturb your environment, even during overnight prints or in shared spaces.

All-Metal Die-Cast Body
The integrated die-cast aluminum alloy chassis provides a sturdy and stable structure, laying a solid foundation for high-speed, large-format printing while minimizing accuracy loss due to micro-twists.

Product Contents

One-Year Warranty & Repair Instructions