The SIASUN SA4A-4/0.40 is a high-performance 4 axis robot engineered to function as a compact robot sorting machine for high-speed electronics assembly and precision material handling. This SCARA-based system features a 4 kg payload capacity and a 400 mm reach, providing the cycle-time consistency required for 3C electronics and automotive component lines. Addressing the common industry demand for reduced downtime and spatial efficiency, this model integrates advanced core components to minimize vibration during rapid pick-and-place operations. Frequent maintenance or re-calibration of legacy sorting cells is often the primary driver for engineers seeking this specific model upgrade.
Product Type & Category Positioning
The SIASUN SA4A-4/0.40 belongs to the horizontal multi-jointed robot category, commonly known as a Selective Compliance Assembly Robot Arm (SCARA). Unlike 6-axis articulated robots designed for complex 3D paths, this 4-axis configuration optimizes motion along the X, Y, and Z planes, with an additional rotational axis at the wrist for part orientation. Its structural design is specifically mapped to high-throughput tasks where speed, repeatability, and a small physical footprint are the critical requirements. Following this classification, the SA4A-4/0.40 is positioned as a foundational automation asset for high-mix, high-speed factory environments that prioritize takt-time optimization.
Technical Specifications
Payload: 4 kg.
Reach: 400 mm.
Degrees of Freedom (DOF): 4.
Repeatability (J1+J2): ±0.01 mm.
Repeatability (J3): ±0.01 mm.
Repeatability (J4): ±0.01°.
Protection Rating: IP20.
Configuration: Horizontal Multi-Jointed (SCARA).
Controller: S-series control cabinet.
Technical Highlights
The SA4A-4/0.40 incorporates independent core components that achieve superior rigidity, which directly results in lower vibration during high-speed acceleration. This structural stability ensures that the robot maintains its ±0.01 mm repeatability even during intensive, continuous sorting cycles.
Furthermore, the design features a reduced overall height profile compared to previous generations, which facilitates deployment in vertically constrained work cells. The integration of abundant user cabling within the robotic arm simplifies the attachment of end-effectors and sensors, thereby reducing the time required for system commissioning.
Application Scenarios Electronics Component Assembly: High-speed placement of capacitors, connectors, and resistors onto PCBs, ensuring consistent insertion force and accuracy. Precision Sorting and Kitting: Rapid identification and classification of small electronic parts, which improves throughput efficiency by reducing manual handling bottlenecks. Automotive Electronics Handling: Reliable manipulation of sensors, actuators, and small motor components during assembly, where consistent placement is critical for downstream performance. Adhesive Dispensing: Precise application of conformal coatings or sealing adhesives along defined paths, maintaining uniform bead consistency across large production batches.
Selection Recommendations Suitable Application: High-precision electronics assembly lines (cycle times ≤ 0.4 s, required repeatability ±0.02 mm, payload weight ≤ 4 kg). Unsuitable Application: Heavy-duty palletizing or large-scale material transport (loads exceeding 5 kg or reach requirements > 500 mm), as such tasks induce excessive stress on the SCARA joints and may void operational warranties. Comparative Guidance: For applications requiring greater reach, the SIASUN SA7A-7/0.50 offers an extended workspace, while the SA4A-4/0.40 remains the preferred choice for compact, high-density cells where floor space is at a premium.
FAQ
1. What is the standard lead time for the SIASUN SA4A-4/0.40?
We typically dispatch units within 15 to 20 working days after payment clearance. For orders above 5 units, we may require additional time for assembly and quality testing at our facility. Please contact us for a real-time shipping estimate based on your specific location. We leverage global logistics networks to ensure timely delivery to your industrial site. Our team provides tracking numbers immediately upon departure to maintain transparency throughout the delivery process.
2. Does this 4 axis robot come with a warranty?
Yes, every unit includes a standard 12-month manufacturer warranty covering all mechanical and electrical defects. This coverage begins on the date of delivery to your facility. If you encounter operational issues, we provide a diagnostic guide to facilitate remote troubleshooting by your maintenance staff. Should hardware components fail during the warranty period, we ship replacements at no additional cost after verification of the fault. Beijing Zhongping Technology facilitates all warranty claims to ensure minimal disruption to your production schedule.
3. How much does it cost?
The pricing for the SA4A-4/0.40 typically ranges from $6,500 to $12,000 USD depending on the configuration and integrated accessories. Prices fluctuate due to exchange rates, tariffs, and factory adjustments. For an accurate, current quotation, please contact Beijing Zhongping Technology directly. We provide volume-based discounts for large-scale enterprise procurement projects. Please note that shipping, insurance, and local customs duties are not included in this base price range and are calculated separately based on the destination.
4. Is the robot compatible with existing Siemens PLC systems?
Yes, this model supports standard industrial communication protocols that allow for seamless integration with Siemens PLC and I/O ecosystems. We provide the necessary GSD files and integration manuals to connect the controller to your existing Ethernet/IP or Profinet bus architecture. Our technical support team is available to assist with the initial handshake and data exchange configuration. This compatibility significantly reduces the time and cost required for system deployment in legacy automated environments.
5. What type of maintenance is required for this robot sorting machine?
Routine maintenance involves checking the drive belts and lubricating the joints every 5,000 operational hours. We recommend a full system inspection annually to verify the integrity of cables and the precision of the encoders. Our maintenance kit includes all necessary lubricants and tools for these basic procedures. If your facility operates in a high-dust environment, we suggest performing inspections more frequently to prevent particulate accumulation on the joints. Detailed step-by-step procedures are outlined in the user manual provided with every purchase.
6. Can we get spare parts for the SA4A-4/0.40 in the future?
We maintain a comprehensive inventory of essential spare parts, including motors, cables, and controller components, to support the entire lifecycle of your robot. We offer expedited shipping options for critical components if an emergency repair is required. You can submit your robot's serial number to our support portal to receive a list of compatible parts. For non-stock items, we coordinate directly with the factory to ensure availability and quick turnaround. Our commitment is to keep your production line running without extended downtime.
7. What payment terms are available for international buyers?
We accept payments via international wire transfer (T/T) for all global orders. For initial transactions, we require a 50% deposit to initiate the order, with the remaining balance due prior to shipment. We provide a pro forma invoice for your accounting department upon confirmation of your purchase request. For established partners, we may offer flexible payment terms after a credit review. Please contact us to discuss the specific financial arrangements that suit your procurement policy.
8. Is training provided for our engineering team?
We provide comprehensive digital training materials, including video tutorials and programming manuals, at no additional cost with every purchase. For on-site training or advanced programming workshops, we offer customized packages for an additional fee. These sessions cover installation, safety protocols, and path optimization strategies tailored to your specific assembly application. Our engineers ensure your team is confident in operating and maintaining the system independently. Contact us to schedule a training session aligned with your deployment timeline.
9. What is your return policy for defective units?
We accept returns for units that arrive with documented manufacturing defects or damage during transit. Please notify us within 7 days of receiving the shipment and provide photos or video evidence of the issue. We initiate a formal inspection process and, upon verification, arrange for a replacement unit or a full refund. All returns must be shipped back in the original factory packaging to ensure safety. Our policy is designed to protect your investment and ensure you receive a fully functional machine.
10. Do you provide customs clearance assistance for global shipping?
Our logistics department handles all necessary documentation, including commercial invoices and certificates of origin, to simplify the customs clearance process for you. We work with experienced freight forwarders to ensure all paperwork meets local regulatory requirements. If you have a preferred customs broker, we coordinate with them directly to facilitate the import process. We strive to provide all accurate information upfront to prevent delays at the border. Contact us for specific shipping requirements or documentation needs unique to your country.
FAQ
1.Who are We?
Beijing Zhongping Technology Co., LTD., is a global industrial electrical automation service provider, is a scientific research, design, marketing, technical services, industrial Internet, international import and export services as one of the science and technology companies.
2.What can you buy from us?
PLC, inverter, human-machine interface, hydraulic products, low-voltage power distribution, industrial robots and core components
3.Is the item in stock or need to be purchased from another supplier?
We have a large inventory of goods and have our own warehouse.
4.What advantages do we have over other suppliers?
Our company has a large amount of inventory and a number of warehouses, but also in the country's important industrial provinces and cities with offices and a number of overseas service points. To provide you with intelligent manufacturing one-stop comprehensive services, save efforts, labor and cost.
5.Can you provide 100% new original authentic products?
We only sell new original genuine, no renovation, no fake, only for the original factory original!
6.How long is the delivery time?
If there is a stock, it will take 2-3 working days to ship, if the quantity is large, it will take 5-7 working days after receiving the payment, if it is not a conventional model, it will take some time, we will inform you of the specific delivery time.
7.Is there technical support available?
Of course, we have a professional technical team that can help you solve technical problems.
8.How do we guarantee quality?
We have three processes to control the quality of goods.
1) Our engineers will inspect the production and quality control in the factory regularly.
2) Incoming materials shall be inspected by experienced purchasing engineers before they can be stored.
3) At least 2 people in the logistics department cross-check the goods to be sent before delivery.
9.Can you guarantee the safe and reliable delivery of your products?
Yes, we strictly adopt the international standard packing. We also use special packaging for dangerous goods, and refrigerated shipping for items with temperature requirements. Special item packaging and general cargo standard packaging requirements may incur additional costs.
10.How about the freight?
The cost depends on how you choose to get the goods. Express is usually the fastest but also the most expensive way. Sea freight is the best solution for large quantities of goods. The exact shipping cost depends on the purchase amount、quantity and weight of your order. Please feel free to contact us for more information.
+86 010-64225983
+8613811814778
Building 26, Liyuan Community, Chaoyang District, Beijing, China
