Breaking Speed Barriers: A Detailed Comparison of FLSUN S1 & T1
FLSUN, a leading name in delta 3D printers, has just unveiled their latest high-speed offerings, the S1 and T1, currently up for pre-order and poised to become the quickest consumer 3D printers available. The S1, positioned as their premier model, promises unparalleled performance, while the T1 offers a more streamlined, budget-friendly alternative. In this post, we'll compare both models and see what we can expect from both.
| FLSUN S1 & T1 Quick Links | |
|---|---|
| FLSUN S1 Official Store | Purchase S1 |
| FLSUN T1 Official Store | Purchase T1 |
| FLSUN S1 & T1 Quick Facts | ||
|---|---|---|
| Feature | S1 | T1 |
| Price | $1300-$1500 *** | $500 *** |
| Build Volume | 320*430mm | 260mm*330mm |
| Max Print Speed | 1200mm/s | 1000mm/s |
| Max Flow Rate | 110mm³/s | 90mm³/s |
| Max Hotend Temp | 350°C | 300°C |
| Extruder | Dual-Gear Direct Drive | Dual-Gear Direct Drive |
| Motor Type | 36V Closed-Loop Motors | High-Power Stepper Motor |
History of FLSUN
For the past 8 years, FLSUN has dedicated itself to a singular vision: accelerating the pace at which we bring ideas to life, without compromising the quality that turns those ideas into tangible marvels. This dedication is encapsulated in their 2024 rallying cry, "Leaving behind the era of three-digit print speeds and entering a new era of four-digit speeds with FlSUN!"
FLSUN has been at the forefront of adopting and refining delta 3D printer technology. Unlike traditional Cartesian printers, which move in straight lines along the X, Y, and Z axes, delta printers utilize a series of three arms to position the print head. This unique setup allows for faster movement and more accurate positioning, making delta printers especially suited for tasks requiring high speed and precision. The design of delta printers also contributes to their distinct, often more compact and aesthetically pleasing form factor, which is not just about looks but about efficiency and performance as well.
The remarkable journey from modest beginnings to leading the charge in high-speed 3D printing is a testament to FLSUN's innovative spirit. Founded with the mission to democratize custom production, FLSUN enables anyone to transform their ideas into physical objects right from their desktop. This mission has driven the company to not only focus on speed but also to ensure that the increase in velocity does not compromise the intricate details and overall quality of printed objects. It's a balance that has required relentless innovation, research, and development, positioning FLSUN not just as a manufacturer of 3D printers but as a pioneer in the 3D printing revolution.
FLSUN's commitment to excellence is also evident in their community engagement and support. By fostering a strong, interactive community of users, enthusiasts, and professionals, FLSUN has created an ecosystem where feedback directly influences the evolution of their products. This symbiotic relationship ensures that each new model, including the groundbreaking S1 and T1, is a response to the real-world needs and desires of the 3D printing community. As FLSUN continues to break speed barriers and redefine what's possible in 3D printing, they remain dedicated to their core principle: making high-speed, high-quality 3D printing accessible to everyone, ushering in a new era of innovation and creativity.
Demand for Performance in 3D Printing
The consumer 3D printing market is undergoing a significant transformation, driven by evolving consumer demands for higher speeds, superior quality prints, and an enhanced user experience. Historically, the realm of high-speed and high-quality 3D printing was reserved for those willing to invest in expensive machinery or those ready to embark on the meticulous journey of building and fine-tuning their own machines. These high-end machines, often costing several thousand dollars, represented a barrier to entry for many enthusiasts and professionals alike.
Bambu Lab has been at the forefront of this shift, redefining consumer expectations and setting new standards within the industry. Their innovative approach has not only made high-speed and high-quality printing more accessible but has also highlighted the importance of a seamless user experience. This has led to a change in the wants and needs of the consumer, who now expects top-tier performance without the need for extensive technical knowledge or a significant financial outlay.
FLSUN has keenly observed these market shifts and responded by pushing the boundaries of what their delta 3D printing platform can achieve. With the introduction of the S1 and T1 models, FLSUN is not just keeping pace with these trends but is actively working to set new benchmarks. The company's dedication to innovation is evident in their commitment to enhancing print speeds and quality, all while ensuring their printers remain accessible to a broad audience. By building upon their expertise in delta 3D printing technology, FLSUN aims to meet and exceed the evolving demands of consumers, ensuring that high-speed, high-quality 3D printing is not a luxury but a standard expectation for all.
This commitment by FLSUN and the broader shift in consumer expectations mark a pivotal moment in the 3D printing industry. It signifies a move towards a future where the power of advanced manufacturing is within reach of everyone, transforming the landscape of personal fabrication and opening up new possibilities for creativity, innovation, and efficiency.
S1: Flagship 3D Printer
The FLSUN S1 stands as the flagship model in FLSUN's lineup, epitomizing the company's commitment to innovation and excellence. Engineered to meet the highest standards, the S1 offers an unparalleled blend of speed, precision, and user-friendly features, pushing the boundaries of what's possible in desktop 3D printing.
Frame: The S1's frame is built from durable, lightweight materials, ensuring stability while facilitating rapid movements. This robust construction is crucial for maintaining high precision during fast prints, allowing the S1 to operate at speeds up to 1200mm/s without compromising on print quality.
Motors: At the core of the S1's performance are its 36V closed-loop stepper motors. Paired with advanced kinematics algorithms, these motors provide precise control over the print head's movements, ensuring accuracy and consistency at all speeds.
Hotend: Achieving a remarkable flow rate of 110 mm³/s—approximately four times that of standard high-flow hotends—the S1 utilizes an 80-watt ceramic heater capable of reaching temperatures up to 350°C. This high volumetric flow rate is essential for keeping pace with the printer's maximum speed, enabling rapid printing without sacrificing detail or quality.
Extruder: The printer features a high-precision, all-metal dual-gear direct drive extruder. This setup offers immediate and precise control over filament feeding, an advantage when printing with flexible materials. The direct drive system, combined with the printer's advanced cooling solutions, ensures smooth filament extrusion and reliable performance across a wide range of materials.
Cooling System: A standout feature of the S1 is its CPAP-style cooling fan, designed to provide rapid cooling of the filament as it's deposited. This innovative cooling approach is key to achieving crisp edges and fine details, even at the printer's top speeds.
Bed: The S1's build platform includes a unique 'smart zone heating' feature, allowing for targeted heating of the bed's inner circle for smaller prints. This capability not only improves heat-up times but also contributes to energy efficiency. With a maximum temperature of 120°C, the bed is suited for a wide variety of filaments, from basic PLA to more demanding ABS and ASA.
Heated Filament Storage Area: Unlike most printers that use an external spool holder, the S1 incorporates a heated storage area to maintain an optimal environment for hygroscopic materials like ABS, ASA, and PC. This feature is particularly beneficial during lengthy prints, ensuring filament quality is preserved from start to finish.
Controller Board: Equipped with a powerful 32-bit controller board, the S1 is capable of fast processing and smooth operation of its sophisticated features, including auto-calibration. This system simplifies the setup process by automatically adjusting print bed levelling, ensuring optimal adhesion and quality from the first layer.
AI Features: The S1 has all of the AI features that you would expect from a high-end consumer 3D printer. It uses AI for first-layer detection and to calibrate flow and accuracy. It’s also able to detect when a print has failed or when there is debris that could cause a print to fail.
By integrating these sophisticated hardware and technology features, the FLSUN S1 delivers an unmatched printing experience. It not only meets the current demands of the market but sets new benchmarks for future 3D printer developments. The S1 is a testament to FLSUN's vision of making high-speed, high-quality printing accessible to all, establishing it as a true flagship in the world of 3D printing.
T1: Affordable High-Performance
The FLSUN T1 emerges as a compelling choice within the 3D printing landscape, positioned as a more accessible counterpart to the flagship S1. It brings high-speed printing into a more affordable realm without skimping on the quality and precision that FLSUN is known for.
Frame: Like the S1, the T1 sports a durable, all-metal frame. This construction ensures the printer's stability during high-speed operations, a necessity for achieving precise prints without the cost associated with more premium models.
Motors: While the S1 boasts 36V closed-loop stepper motors for its operations, the T1 utilizes high-power stepper motors. This adjustment reflects a focus on maintaining a balance between cost efficiency and the performance required for high-speed printing.
Hotend: The T1 is designed with a brass nozzle capable of reaching maximum temperatures of 300°C, slightly lower than the S1's 350°C. This difference underscores the T1's positioning as a more affordable option, still capable of handling a wide range of materials with proficiency.
Extruder: Both the S1 and T1 feature efficient direct drive extruders, with the T1's version being specially tuned to match its performance profile. This ensures reliable filament feeding and consistent print quality, even at lower price points.
Cooling System: The T1 incorporates a CPAP-style cooling fan similar to the S1 but optimized for the T1's specific output and speed capabilities. This system plays a crucial role in enabling rapid cooling and supports the T1's ability to deliver detailed prints at high speeds.
Bed: The T1's heated bed is slightly smaller and supports temperatures up to 110°C, slightly less than the S1's 120°C. It lacks the S1's 'smart zone heating' feature, focusing instead on straightforward efficiency and effectiveness across the entire print surface.
Controller Board: The T1 is managed by a capable 32-bit controller board, ensuring smooth operation of its features. While it shares the S1's commitment to advanced control and precision, the specifics of its technological capabilities are tuned to match the T1's unique value proposition.
By drawing on the same foundational technologies that define the S1, the T1 offers an accessible pathway to high-speed, high-quality 3D printing. It prioritizes the essentials of what makes delta 3D printing so appealing, presenting a cost-effective solution for those eager to explore or expand their 3D printing capabilities without the higher investment required for the S1. The T1's design philosophy ensures that even at its more accessible price point, users do not have to compromise significantly on performance, making it a standout option for a wide range of 3D printing enthusiasts.
Comparing the S1 and T1
| Feature | S1 | T1 |
|---|---|---|
| Build Volume | Φ320*430mm | Φ260mm * 330mm |
| Chassis Frame | Full Metal | Full Metal |
| Product Dimensions | 550*595*1030mm | 436*490*836mm |
| Package Dimensions | 620*660*1100mm | 870*600*240mm |
| Net Weight | 39kg | 16.8kg |
| Gross Weight | 46kg | 21.5kg |
| Extruder | Dual-Gear Direct Drive Extruder | Dual-Gear Direct Drive Extruder |
| Nozzle | Hardened Steel | Brass Nozzle |
| Nozzle MAX Temp | 350°C | 300°C |
| Nozzle Diameter | 0.4mm | 0.4 mm |
| Filament Diameter | 1.75mm | 1.75mm |
| Motor Types | 36V Closed-loop motor | High-Power Stepper Motor |
| Build Plate | Textured PEI Print Surface | Textured PEI Print Surface |
| Bed Max. Temp | 120°C | 110°C |
| Supported Filaments | PLA, PETG, TPU, ABS, ASA, PVA, PETG, PA, PC, Carbon, etc. | PLA, PETG, TPU, PVA, PET, ABS, ASA, PA, PC, etc. |
| Part Cooling Fan | CPAP turbofan 40000 rpm | CPAP turbofan 30000 rpm |
| Max. Speed | 1200mm/s | 1000mm/s |
| Max. Acceleration | 40000mm/s² | 30000mm/s² |
| Max. Flow Rate | 110mm³/s (PLA) | 90mm³/s (PLA) |
| PSU Input | 130-240V, 50/60Hz | 110-240V, 50/60Hz |
| PSU Power | 1300W (220V), 600W (110V) | 450W |
| Display | Full integration Touchscreen | 4.3" color Touch Screen |
| Storage Size | 16GB EMMC + 32GB USB Flash | 8GB EMMC + 16GB USB Flash |
| Control Interface | Touchscreen, PC interface | Touchscreen, PC Interface |
| CPU | Quad-Core ARM A7, 1.5 GHz | Unknown |
| NPU | 2 TOPS | Unknown |
| Camera Pixels | 1920 × 1080 pixels | Unknown |
| Real-Time Monitoring | Support | Support |
| Time-Lapse | Support | Support |
| Material Monitoring | Dynamic Monitoring | Unsupported |
| Filament Detection | Support | Support |
| Filament Clog Detection | Support | Unsupported |
| Vibration Compensation | Support | Support |
| Auto-Leveling | Support | Support |
| First Layer Detection | Support | Unsupported |
| Accuracy Calibration | Support | Unsupported |
| Flow Calibration | Support | Unsupported |
| Debris Detection | Support | Unsupported |
| Spaghetti Detection | Support | Unsupported |
| Screen Auto-Sleep | Support | Support |
| Printer Auto Power-Off | Support | Support |
| Smart Zone Heating | Support | Unsupported |
| Power-Off Resume Print Module | Support (2 bit, protect model) | Support |
| Air Filter | Composite filter: HEPA + Activated Carbon | Composite filter: HEPA + Activated Carbon |
| Upgrade Method | OTA | OTA |
| Slicer | Flsun Slicer, Third-Party Slicers | Flsun Slicer, Third-Party Slicers |
| Supported OS | MacOS, Windows | MacOS, Windows |
| File Format | STL, OBJ, AMF, 3MF | STL, OBJ, AMF, 3MF |
Preorder and Availability
The FLSUN S1 and T1 are poised for their next batch of pre-orders. As excitement builds around these models for their unparalleled speed and precision, FLSUN extends its gratitude to the community for its patience and support during the development phase. The company emphasizes its commitment to refining these printers to meet the high standards expected by its customers, which has led to a temporary delay in the shipment of pre-orders.
In response to this delay, FLSUN has announced a compensation offer, extending an additional six months of warranty to all early backers as a gesture of appreciation for their trust and support. This move reflects FLSUN's dedication to customer satisfaction and its confidence in the quality of the S1 and T1 printers.
For those eager to dive into the world of high-speed 3D printing, the S1 and T1 will soon be available for pre-order through the FLSUN store. Detailed information regarding the preorder process, shipment dates, and the comprehensive compensation plan can be found in the official letter from FLSUN to its customers. This communication and the opportunity to pre-order these advanced printers underscore FLSUN's commitment to leading the 3D printing revolution with transparency and customer-focused innovation.
Pricing is not currently available on the FLSUN website but we can guess that the T1 will be around $500 and the S1 will be somewhere in the $1300-1500 range. These prices are similiar to the high-end performace and affordable performance options that we are seeing from other companies.
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