Bambu Lab
H2S 3D Printer
Introduction
Multi-Color 3D Printing
Laser Cutting
Digital Cutting
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, 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 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.
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.
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 or clogs 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 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.
Filament-path sensors work in unison to monitor feeding speed and position, detect filament tangles and grinding risks, track filament mileage and spool usage, and ensure tool readiness across the AMS, buffer, cutter, and feeding paths, making sure every tool is in place and every move is under control.
Thermal Control
Five NTC temperature sensors are strategically placed across the nozzle, heatbed, and chamber.
Paired with integrated airflow sensors, the system actively monitors and adjusts internal temperatures and circulation, maintaining the ideal print environment through real-time feedback control.
Safety
The H2S features five flame sensors, front-door and top-cover sensors, and emergency stop button to form a complete safety system.
It detects fire risks, monitors enclosure alignment, and allows instant shutdown when needed - protecting your projects and your workspace at all times.
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.
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.
Safety, Built In
Laser Safety Window
Shields your eyes from the 455 nm laser beam while keeping your workspace clear and visible.
Five Flame Sensors
Advanced sensors continuously monitor for fire risks.
If an issue is detected, a loud buzzer and mobile alert notify you immediately - so you can act fast and stay safe.
Flame-Retardant Chamber
Constructed with fire-resistant materials throughout, the chamber provides passive protection for added safety.
Emergency Stop
Immediately halt operations if something feels off - giving you full control and added peace of mind.
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.
Quick-Swap Nozzle
Swap nozzles in seconds - no tools, no hassle.
Whether you're switching to a high flow hotend or 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.
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.
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.
Highlights
1. Multi-color 3D Printing
2. Closed-loop Servo Motor Extruder
3. Optional 10W Laser and Cutting Module
4. 5μm Resolution Optical Motion Calibration
5. 350°C Nozzle & 65°C Active Chamber Heating
6. Full Filament Path AI Detection
7. Voltage Range 200-240V (Singapore / Thailand / Malaysia / China Hong Kong / China Macao)
8. To connect more than one AMS (including AMS 2 Pro, AMS HT), a 4-in-1 PTFE Adapter (FAZ013-N) is needed
Technical Specifiactions
Printing Technology: Fused Deposition Modeling
Product Dimensions: 492 x 514 x 626 mm³
H2S Net Weight: 30 kg
H2S Laser Edition Net Weight: 30.5 kg
Build Volume (W x D x H): 340 x 320 x 340 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
Hotend: All Metal
Extruder Gear: Hardened Steel
Nozzle: Hardened Steel
Max Nozzle Temperature: 350 ℃
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
Extruder Motor: Bambu Lab High-precision Permanent Magnet Synchronous Motor
Supported Build Plate Type: Textured PEI plate, Smooth PEI Plate
Max Heatbed Temperature: 120 ℃
Max Speed of Toolhead: 1,000 mm/s
Max Acceleration of Toolhead: 20,000 mm/s²
Max Flow for Hotend (Standard Flow Hotend): 40 mm³/s (Test parameters: 250 mm round model with a single outer wall; Bambu Lab ABS; 280 ℃ printing temperature)
Max Flow for Hotend (Optional High Flow Hotend): 65 mm³/s (Test parameters: 250 mm round model with a single outer wall; Bambu Lab ABS; 280 ℃ printing temperature)
Active Chamber Heating: Supported
Max Temperature: 65 ℃
Pre-filter Grade: G3
HEPA Filter Grade: H12
Activated Carbon Filter Type: Granulated Coconut Shell
VOC Filtration: Superior
Particulate Matter Filtration: Supported
Part Cooling Fan: Closed Loop Control
Cooling Fan for Hotend: Closed Loop Control
Main Control Board Fan: Closed Loop Control
Chamber Exhaust Fan: Closed Loop Control
Chamber Heat Circulation Fan: Closed Loop Control
Auxiliary Part Cooling Fan: Closed Loop Control
Live View Camera: Built-in 1920 x 1080
Toolhead Camera: Built-in 1600 x 1200
BirdsEye Camera: Built-in 3264 x 2448 (Equipped with Laser Edition)
Door Sensor: Supported
Filament Run Out Sensor: Supported
Filament Tangle Sensor: Supported
Filament Odometry: Supported with AMS
Power Loss Recovery: Supported
Voltage: 100–120 VAC / 200–240 VAC, 50/60 Hz
Max Power: 2050 W@220 V / 1170 W@110 V
Working Temperature: 10 ℃ - 30 ℃
Touchscreen: 5-inch 720 x 1280 Touchscreen
Storage: Built-in 8 GB EMMC and USB Port
Control Interface: Touchscreen, mobile App, PC App
Neural Processing Unit: 2 TOPS
Slicer: Bambu Studio, supports third-party slicers which export standard G-code, such as Super Slicer, PrusaSlicer and Cura, but certain advanced features may not be supported.
Supported Operating System: macOS, Windows, Linux
Operating Frequency: 2412-2472 MHz (CE/FCC), 2400-2483.5 MHz (SRRC) 5150-5850 MHz
10W Laser Module
Laser Type: Semiconductor Laser
Engraving Laser Wavelength: 455 nm ± 5 nm Blue Light
Height Measuring Laser Wavelength: 850 nm ± 5 nm Infrared Light
Laser Power: 10 W ± 1 W
Laser Spot Dimension: 0.03 x 0.14 mm²
Working Temperature: 0 ℃ – 35 ℃
Max Engraving Speed: 400 mm/s
Max Cutting Thickness: 5 mm (Basswood Plywood)
Laser Safety Class for Laser Module: Class 4
Overall Laser Safety Class: Class 1
H2S Engraving Area: 310 x 260 mm²
XY Positioning Method: Visual Positioning
XY Positioning Accuracy: < 0.3 mm
Z Height Measuring Method: Micro Lidar
Z Height Measuring Accuracy: ± 0.1 mm
Flame Detection: Supported
Temperature Detection: Supported
Door Sensor: Supported
Laser Module Installation Detection: Supported
Safety Key: Included
Air Pump: Built-in; 30 kPa, 30 L/min
Ventilation Pipe Adapter Outer Diameter: 100 mm
Supported Material Type: Wood, Rubber, Metal Sheet, Leather, Dark Acrylic, Stone, and more
H2S Cutting Area: 297.5 x 300 mm²
Drawing Area: 300 x 255 mm²
Supported Pen Diameter: 10.5 mm – 12.5 mm
Cutting Mat Type: LightGrip and StrongGrip Cutting Mats
Blade Type: 45° x 0.35 mm
Blade Pressure Range: 50 gf – 600 gf
Blade and Pen Recognition: Supported
Cutting Mat Type Detection: Supported
Supported Image Type: Bitmap and Vector Images
Supported Material Type: Paper, PVC, Vinyl, Leather, and more
Compatibility
Filament Supported
PLA, PETG, TPU, PVA, BVOH, ABS, ASA, PC, PA, PET, PPS
Carbon / Glass Fiber Reinforced PLA, PETG, PA, PET, PC, ABS, ASA, PPA, PPS
