SIASUN SR50A-50/2.15 (SR50A-50/2.15)

Most robot upgrades ask you to choose: a faster arm, or a lighter one, or one that is easier to live with. The SIASUN SR50A-50/2.15 (SR50A-50/2.15) is built to be all three at once. Compared with the previous generation it is 10% lighter, and its efficiency is up by 20%. Its wrist is also designed so that the robot's own cables stay out of the way of yours. For a plant that loads machine tools or moves parts between stations, that mix matters more than any single headline number.

The SIASUN SR50A-50/2.15 is available through this page, by quotation.

Background

SIASUN and the SR50A line

SIASUN is a manufacturer of industrial robots, and the SR50A-50/2.15 belongs to its SR50A family. The name carries the essentials: the 50 stands for the 50 kg payload, and 2.15 stands for the 2.15 meter working radius. The sources also name a second version in the family, the SR50A-70/2.15. This page deals only with the SR50A-50/2.15, and every figure below belongs to that version alone.

The robot is a step forward from the generation before it. The body is lighter by 10%, the axis speeds are significantly higher, and the overall cycle is more efficient by 20%. Buyers who already run an earlier SIASUN arm, or who are comparing arms of this class, can read these as the main reasons the new model exists.

Positioning and key technology

The SR50A-50/2.15 is a six-axis industrial robot designed for medium-load applications. It sits above the lightest handling arms and below the heavy-payload machines. Its job is to carry real workpieces, grippers and tooling at a useful distance without needing a giant machine to do it.

Several design choices support that job. A high-rigidity transmission and a variable acceleration algorithm shorten the overall cycle time. Advanced servo drive technology and a high-precision control system keep the arm stable and accurate even at high speeds. The flexible joint structure is paired with intelligent software support, so programming is straightforward and an application can be commissioned swiftly.

The most practical feature is at the wrist. The J6 motor is fully enclosed, and integrated spiral cables prevent interference between the robot's cables and the cables the user installs. Axis 6 also carries integrated protection and a built-in spiral cable management design. Anyone who has chased a worn cable inside a machining cell will see the value of that.

Technical Specifications

Specifications as published by the manufacturer; confirmed against the datasheet at quotation.

The manufacturer has not published the robot weight, the axis speeds, the axis motion ranges, the controller model, the power supply requirements, the mounting options, the operating temperature, the wrist moment and inertia ratings, the cabling and cable length, or the contents of the box; they are confirmed at quotation.

What makes the SR50A-50/2.15 different from the previous generation?

The comparison is with the generation that came before. Three things changed. First, the axis speeds are significantly higher. Second, the cycle time is shorter because of the high-rigidity transmission and the variable acceleration algorithm, and this adds up to a 20% improvement in efficiency. Third, the body is lighter by 10%.

In a production cell these gains compound. A faster cycle means more parts per shift from the same station. A lighter body means a lighter machine to carry through the cell's working day. The two together are why the arm suits repeated, high-volume handling.

These improvements are stated as percentages against the previous generation, which is the way they are best read: as a direction of travel for the design rather than as absolute numbers.

How does the wrist design help in machine tending?

A robot that loads and unloads machine tools works in a crowded space. It reaches into a machine, picks up a part, withdraws, and turns to a conveyor or fixture, over and over. The weakest point in that routine is often the cable set at the wrist, which twists and rubs against whatever else is fitted there.

The SR50A-50/2.15 answers this directly. The J6 motor is fully enclosed, and spiral cables are integrated into the arm. They keep the robot's internal cables from interfering with the cables you install for grippers, sensors or air. Axis 6 adds integrated protection and a built-in spiral cable management design. The wrist is also rated IP65, which suits it to workshop surroundings.

For this reason machine tool loading and unloading, and multi-station material handling, are the applications that suit it best.

Who is the SR50A-50/2.15 for?

The arm fits several kinds of buyer.

Machine shops and precision manufacturers will value the reach, the ±0.05mm repeatability and the tidy wrist for loading and unloading machine tools. Automotive suppliers can use the 50 kg payload for medium-weight parts and tooling. Electronics manufacturers benefit from the accuracy and the faster cycle on assembly and handling work. Integrators will appreciate the flexible joint structure and the software support, which keep programming and commissioning simple.

If your parts are lighter and you do not need this much payload or reach, the wider Small Payload range may be a better starting point. You can also browse the full Industrial Robots category to compare arms of different classes. If your task is heavier than 50 kg, the same category lists the larger SIASUN robots.

What is the SR50A-50/2.15 used for?

1. Machine tool loading and unloading: the enclosed J6 motor and spiral cables keep the wrist clear inside the machine.
2. Multi-station material handling: the 2.15 meter working radius lets one arm serve several positions.
3. Assembly: high repeatability and a stable servo drive support consistent part placement.
4. Precision machining tasks: the high-precision control system holds accuracy even at high speed.
5. Automotive manufacturing: medium-load handling of components and tooling in vehicle-related production.
6. Electronics manufacturing: intricate and precise tasks where accuracy and cycle time both count.

Pricing and Availability

The SR50A-50/2.15 is supplied by quotation, so please send us your application details and we will respond with a proposal. Delivery, customs and support are arranged together with the quotation. The SIASUN SR50A-50/2.15 is available on this page.

Frequently Asked Questions

What payload can the SR50A-50/2.15 carry?

The payload is 50 kg (110.2 lbs). The payload figure applies to the SR50A-50/2.15 version only.

How far can the SR50A-50/2.15 reach?

The reach is 2158mm, which corresponds to a working radius of 2.15 meters.

How accurate is it?

The repeatability is ±0.05mm. The control system is a high-precision one that keeps the arm stable and accurate even at high speeds.

Is the robot protected against dust and water?

The wrist has an IP65 protection rating. Axis 6 also has integrated protection.

Why is the cable design important?

The J6 motor is fully enclosed and the spiral cables are integrated, so the robot's cables do not interfere with those you install. This is especially useful in machine tool loading and unloading.

Which industries use this robot?

It is aimed at automotive, electronics and precision manufacturing. The robot is also suited to assembly, material handling and precision machining.

Where can I buy the SR50A-50/2.15 and what does it cost?

You can request it through this page. The cost depends on your configuration and delivery, so we answer each enquiry with a quotation.

Summary

The SR50A-50/2.15 offers a lighter body, a faster cycle and a wrist that keeps cables out of trouble. The figures are a 50 kg payload, 2158mm reach, ±0.05mm repeatability and an IP65 wrist. It is a practical choice for machine tending, multi-station handling and precision assembly. To request a quotation for this robot, this page is the starting point.