Anycubic Ace 2 Pro 4-channel Active CFS Unit for Kobra X and S1/M DS20BK2A-O
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Description
Description
Anycubic Ace 2 Pro 4-channel Active CFS Unit for Kobra X and S1/M DS20BK2A-O
The Anycubic ACE 2 Pro DS20BK2A-O is an intelligent 4-channel filament feeding, drying and storage system designed for the Anycubic Kobra X, Kobra S1 and Kobra S1 Max 3D printers. Featuring four independent brushless motors, active drying up to 65°C, sealed moisture-controlled storage and automatic filament switching, it enables efficient multi-colour and multi-material printing. With an upgraded feeding mechanism, intelligent filament identification and print-while-drying functionality, it provides reliable filament management for demanding FDM printing projects.

Key Features:
- Intelligent 4-channel filament feeding system
- Accommodates four compatible filament spools
- Designed for Kobra X, Kobra S1 and Kobra S1 Max
- Supports multi-colour and multi-material printing
- Four independent brushless feeding motors
- Improved filament feeding and retraction mechanism
- Filament feeding speed up to 50mm/s
- Active filament drying up to 65°C
- Simultaneous printing and filament drying
- Sealed storage with active moisture control
- Real-time temperature and humidity monitoring
- Durable alumina ceramic filament feeding ports
- Automatic filament switching and refill
- Intelligent filament identification
- Filament runout detection
- Compatible with 1.75mm filament
- Expandable multi-colour printing capabilities
Features
Intelligent 4-Channel Filament Management
The ACE 2 Pro accommodates four compatible filament spools, enabling automatic switching between colours and supported materials. This simplifies multi-colour printing and reduces the need for manual filament changes during complex printing projects.
Four Independent Brushless Motors
Four dedicated brushless motors provide precise filament feeding and retraction. The upgraded system supports feeding speeds up to 50mm/s, helping reduce filament change times while improving reliability and operational efficiency.
Active 65°C Filament Drying
Integrated active drying supports temperatures up to 65°C to help remove moisture from compatible filaments. The system can dry filament while printing, helping improve extrusion consistency and reduce moisture-related printing defects.
Advanced Moisture-Controlled Storage
The sealed enclosure combines temperature and humidity monitoring with an electromagnetic valve and silicone sealing ring. This active and passive moisture management system helps maintain suitable storage conditions and protects filament against environmental humidity.
Automatic Filament Switching and Refill
Intelligent filament management supports automatic colour changes and filament replenishment. When compatible spools share matching material and colour profiles, the system can automatically switch to another available spool when filament runs out.
Durable Ceramic Feeding Ports
Alumina ceramic filament feeding ports provide improved abrasion resistance compared to conventional plastic components. This durable construction helps reduce wear during frequent filament changes and extended printing operations.

Intelligent Filament Identification
When using supported Anycubic filament with identification technology, the ACE 2 Pro can automatically recognise filament information and assist with material configuration. Compatible third-party filaments can also be used with manual settings.
Quick-Release Feeding Mechanism
The upgraded external filament feeding channel and buffer mechanism feature a quick-release design. This allows easier access when clearing filament jams or performing maintenance, helping minimise unnecessary downtime.
Expandable Multi-Colour Printing
The ACE 2 Pro provides four filament channels per unit. Compatible printer configurations can support additional ACE 2 Pro units for expanded multi-colour printing, subject to the printer's supported channel capacity and required connection accessories.
Designed for Kobra X and S1 Series
This configuration includes connection accessories for the Kobra X, Kobra S1 and Kobra S1 Max printer platforms. The supplied adapter plate, filament detection module and connection cables support integration with compatible printers.
- This is a filament feeding, drying and storage unit, not a standalone 3D printer.
- The Kobra X, Kobra S1 and Kobra S1 Max printers are sold separately.
- Filament spools are not included.
- ACE Pro and ACE 2 Pro units cannot be used simultaneously in the same supported configuration.
- Additional hardware and firmware updates may be required for certain printer configurations.
- Maximum drying temperature is 65°C; drying effectiveness varies by material.
- Intelligent filament identification requires compatible Anycubic filament and internet access.
Technical Specifications:
| Specification | Details |
| Brand | Anycubic |
| Model | ACE 2 Pro |
| Part Number | DS20BK2A-O |
| Product Type | Active Filament Feeding and Drying System |
| System Type | 4-Channel Multi-Colour Filament System |
| Filament Capacity | 4 Spools |
| Filament Diameter | 1.75mm |
| Primary Compatibility | Anycubic Kobra X, Kobra S1, Kobra S1 Max |
| Motor Configuration | 4 Independent Brushless Motors |
| Filament Feeding Speed | Up to 50mm/s |
| Motor Lifespan | 5000 Hours or More (Manufacturer Rating) |
| Active Filament Drying | Supported |
| Maximum Drying Temperature | 65°C |
| Print-While-Drying | Supported |
| Active Moisture Control | Supported |
| Sealed Storage | Supported |
| Temperature Monitoring | Supported |
| Humidity Monitoring | Supported |
| Automatic Filament Switching | Supported |
| Automatic Filament Refill | Supported |
| Filament Runout Detection | Supported |
| Intelligent Identification | Compatible Anycubic Filament |
| Feeding Port Material | Alumina Ceramic |
| Compatible Filaments | PLA, PETG, ABS, ASA, PET, PA, PC, PVA, BVOH, PP, POM, HIPS, PLA-CF, PETG-CF, PAHT-CF, PVB and Selected TPU |
| Spool Flange Diameter | 195-200mm |
| Supported Spool Width | 60-68mm |
| Spool Flange Thickness | 3-6mm |
| Filament Guide | External PTFE Tubes |
| Housing Material | ABS / PC |
| Maximum Power Rating | 330W at 220V / 235W at 110V |
| Product Dimensions | 368 x 291.5 x 236.5mm |
| Net Weight | 3.7kg |
| Package Dimensions | 445 x 345 x 320mm |
| Package Weight | 4.8kg |
| Colour | Dark Grey / Black |
| Package Contents | 1 x ACE 2 Pro Unit 1 x Power Cord 2 x Signal Cables (A and B) 4 x PTFE Tubes 4 x Cable Clips 1 x Adapter Plate 1 x Return Detection Module with 4-in-1 Filament Hub 2 x M2.5x6 Screws 2 x M2.5x25 Screws |
The Anycubic ACE 2 Pro DS20BK2A-O combines intelligent four-channel filament feeding, powerful 65°C active drying, independent brushless motors and advanced moisture control in one compact system. Designed for the Kobra X and S1 series, it provides efficient multi-colour printing, automatic filament management and dependable material preparation.
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